1 // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
12 use common::{CompileFail, ParseFail, Pretty, RunFail, RunPass, RunPassValgrind};
13 use common::{Codegen, DebugInfoLldb, DebugInfoGdb, Rustdoc, CodegenUnits};
14 use common::{Incremental, RunMake, Ui, MirOpt};
15 use errors::{self, ErrorKind, Error};
17 use header::TestProps;
25 use std::collections::HashSet;
27 use std::fs::{self, File};
28 use std::io::{self, BufReader};
29 use std::io::prelude::*;
30 use std::net::TcpStream;
31 use std::path::{Path, PathBuf};
32 use std::process::{Command, Output, ExitStatus};
35 pub fn run(config: Config, testpaths: &TestPaths) {
36 match &*config.target {
38 "arm-linux-androideabi" | "armv7-linux-androideabi" | "aarch64-linux-android" => {
39 if !config.adb_device_status {
40 panic!("android device not available");
48 // We're going to be dumping a lot of info. Start on a new line.
51 debug!("running {:?}", testpaths.file.display());
52 let base_props = TestProps::from_file(&testpaths.file);
54 let base_cx = TestCx { config: &config,
60 if base_props.revisions.is_empty() {
61 base_cx.run_revision()
63 for revision in &base_props.revisions {
64 let mut revision_props = base_props.clone();
65 revision_props.load_from(&testpaths.file, Some(&revision));
68 props: &revision_props,
70 revision: Some(revision)
72 rev_cx.run_revision();
76 base_cx.complete_all();
79 struct TestCx<'test> {
80 config: &'test Config,
81 props: &'test TestProps,
82 testpaths: &'test TestPaths,
83 revision: Option<&'test str>
86 struct DebuggerCommands {
87 commands: Vec<String>,
88 check_lines: Vec<String>,
89 breakpoint_lines: Vec<usize>,
92 impl<'test> TestCx<'test> {
93 /// invoked once before any revisions have been processed
95 assert!(self.revision.is_none(), "init_all invoked for a revision");
96 match self.config.mode {
97 Incremental => self.init_incremental_test(),
102 /// Code executed for each revision in turn (or, if there are no
103 /// revisions, exactly once, with revision == None).
104 fn run_revision(&self) {
105 match self.config.mode {
106 CompileFail => self.run_cfail_test(),
107 ParseFail => self.run_cfail_test(),
108 RunFail => self.run_rfail_test(),
109 RunPass => self.run_rpass_test(),
110 RunPassValgrind => self.run_valgrind_test(),
111 Pretty => self.run_pretty_test(),
112 DebugInfoGdb => self.run_debuginfo_gdb_test(),
113 DebugInfoLldb => self.run_debuginfo_lldb_test(),
114 Codegen => self.run_codegen_test(),
115 Rustdoc => self.run_rustdoc_test(),
116 CodegenUnits => self.run_codegen_units_test(),
117 Incremental => self.run_incremental_test(),
118 RunMake => self.run_rmake_test(),
119 Ui => self.run_ui_test(),
120 MirOpt => self.run_mir_opt_test(),
124 /// Invoked after all revisions have executed.
125 fn complete_all(&self) {
126 assert!(self.revision.is_none(), "init_all invoked for a revision");
129 fn run_cfail_test(&self) {
130 let proc_res = self.compile_test();
132 if proc_res.status.success() {
134 &format!("{} test compiled successfully!", self.config.mode)[..],
138 self.check_correct_failure_status(&proc_res);
140 let output_to_check = self.get_output(&proc_res);
141 let expected_errors = errors::load_errors(&self.testpaths.file, self.revision);
142 if !expected_errors.is_empty() {
143 if !self.props.error_patterns.is_empty() {
144 self.fatal("both error pattern and expected errors specified");
146 self.check_expected_errors(expected_errors, &proc_res);
148 self.check_error_patterns(&output_to_check, &proc_res);
150 self.check_no_compiler_crash(&proc_res);
151 self.check_forbid_output(&output_to_check, &proc_res);
154 fn run_rfail_test(&self) {
155 let proc_res = self.compile_test();
157 if !proc_res.status.success() {
158 self.fatal_proc_rec("compilation failed!", &proc_res);
161 let proc_res = self.exec_compiled_test();
163 // The value our Makefile configures valgrind to return on failure
164 const VALGRIND_ERR: i32 = 100;
165 if proc_res.status.code() == Some(VALGRIND_ERR) {
166 self.fatal_proc_rec("run-fail test isn't valgrind-clean!", &proc_res);
169 let output_to_check = self.get_output(&proc_res);
170 self.check_correct_failure_status(&proc_res);
171 self.check_error_patterns(&output_to_check, &proc_res);
174 fn get_output(&self, proc_res: &ProcRes) -> String {
175 if self.props.check_stdout {
176 format!("{}{}", proc_res.stdout, proc_res.stderr)
178 proc_res.stderr.clone()
182 fn check_correct_failure_status(&self, proc_res: &ProcRes) {
183 // The value the rust runtime returns on failure
184 const RUST_ERR: i32 = 101;
185 if proc_res.status.code() != Some(RUST_ERR) {
187 &format!("failure produced the wrong error: {}",
193 fn run_rpass_test(&self) {
194 let proc_res = self.compile_test();
196 if !proc_res.status.success() {
197 self.fatal_proc_rec("compilation failed!", &proc_res);
200 let expected_errors = errors::load_errors(&self.testpaths.file, self.revision);
201 if !expected_errors.is_empty() {
202 self.check_expected_errors(expected_errors, &proc_res);
205 let proc_res = self.exec_compiled_test();
207 if !proc_res.status.success() {
208 self.fatal_proc_rec("test run failed!", &proc_res);
212 fn run_valgrind_test(&self) {
213 assert!(self.revision.is_none(), "revisions not relevant here");
215 if self.config.valgrind_path.is_none() {
216 assert!(!self.config.force_valgrind);
217 return self.run_rpass_test();
220 let mut proc_res = self.compile_test();
222 if !proc_res.status.success() {
223 self.fatal_proc_rec("compilation failed!", &proc_res);
226 let mut new_config = self.config.clone();
227 new_config.runtool = new_config.valgrind_path.clone();
228 let new_cx = TestCx { config: &new_config, ..*self };
229 proc_res = new_cx.exec_compiled_test();
231 if !proc_res.status.success() {
232 self.fatal_proc_rec("test run failed!", &proc_res);
236 fn run_pretty_test(&self) {
237 if self.props.pp_exact.is_some() {
238 logv(self.config, "testing for exact pretty-printing".to_owned());
240 logv(self.config, "testing for converging pretty-printing".to_owned());
243 let rounds = match self.props.pp_exact { Some(_) => 1, None => 2 };
245 let mut src = String::new();
246 File::open(&self.testpaths.file).unwrap().read_to_string(&mut src).unwrap();
247 let mut srcs = vec!(src);
250 while round < rounds {
251 logv(self.config, format!("pretty-printing round {} revision {:?}",
252 round, self.revision));
253 let proc_res = self.print_source(srcs[round].to_owned(), &self.props.pretty_mode);
255 if !proc_res.status.success() {
256 self.fatal_proc_rec(&format!("pretty-printing failed in round {} revision {:?}",
257 round, self.revision),
261 let ProcRes{ stdout, .. } = proc_res;
266 let mut expected = match self.props.pp_exact {
268 let filepath = self.testpaths.file.parent().unwrap().join(file);
269 let mut s = String::new();
270 File::open(&filepath).unwrap().read_to_string(&mut s).unwrap();
273 None => { srcs[srcs.len() - 2].clone() }
275 let mut actual = srcs[srcs.len() - 1].clone();
277 if self.props.pp_exact.is_some() {
278 // Now we have to care about line endings
279 let cr = "\r".to_owned();
280 actual = actual.replace(&cr, "").to_owned();
281 expected = expected.replace(&cr, "").to_owned();
284 self.compare_source(&expected, &actual);
286 // If we're only making sure that the output matches then just stop here
287 if self.props.pretty_compare_only { return; }
289 // Finally, let's make sure it actually appears to remain valid code
290 let proc_res = self.typecheck_source(actual);
291 if !proc_res.status.success() {
292 self.fatal_proc_rec("pretty-printed source does not typecheck", &proc_res);
295 if !self.props.pretty_expanded { return }
297 // additionally, run `--pretty expanded` and try to build it.
298 let proc_res = self.print_source(srcs[round].clone(), "expanded");
299 if !proc_res.status.success() {
300 self.fatal_proc_rec("pretty-printing (expanded) failed", &proc_res);
303 let ProcRes{ stdout: expanded_src, .. } = proc_res;
304 let proc_res = self.typecheck_source(expanded_src);
305 if !proc_res.status.success() {
307 "pretty-printed source (expanded) does not typecheck",
312 fn print_source(&self,
316 let aux_dir = self.aux_output_dir_name();
317 self.compose_and_run(self.make_pp_args(pretty_type.to_owned()),
318 self.props.exec_env.clone(),
319 self.config.compile_lib_path.to_str().unwrap(),
320 Some(aux_dir.to_str().unwrap()),
324 fn make_pp_args(&self,
327 let aux_dir = self.aux_output_dir_name();
328 // FIXME (#9639): This needs to handle non-utf8 paths
329 let mut args = vec!("-".to_owned(),
330 "-Zunstable-options".to_owned(),
331 "--unpretty".to_owned(),
333 format!("--target={}", self.config.target),
335 aux_dir.to_str().unwrap().to_owned());
336 args.extend(self.split_maybe_args(&self.config.target_rustcflags));
337 args.extend(self.props.compile_flags.iter().cloned());
339 prog: self.config.rustc_path.to_str().unwrap().to_owned(),
344 fn compare_source(&self,
347 if expected != actual {
348 self.error("pretty-printed source does not match expected source");
351 ------------------------------------------\n\
353 ------------------------------------------\n\
355 ------------------------------------------\n\
357 ------------------------------------------\n\
364 fn typecheck_source(&self, src: String) -> ProcRes {
365 let args = self.make_typecheck_args();
366 self.compose_and_run_compiler(args, Some(src))
369 fn make_typecheck_args(&self) -> ProcArgs {
370 let aux_dir = self.aux_output_dir_name();
371 let target = if self.props.force_host {
377 let out_dir = self.output_base_name().with_extension("pretty-out");
378 let _ = fs::remove_dir_all(&out_dir);
379 self.create_dir_racy(&out_dir);
381 // FIXME (#9639): This needs to handle non-utf8 paths
382 let mut args = vec!("-".to_owned(),
383 "-Zno-trans".to_owned(),
384 "--out-dir".to_owned(),
385 out_dir.to_str().unwrap().to_owned(),
386 format!("--target={}", target),
388 self.config.build_base.to_str().unwrap().to_owned(),
390 aux_dir.to_str().unwrap().to_owned());
391 if let Some(revision) = self.revision {
394 format!("{}", revision),
397 args.extend(self.split_maybe_args(&self.config.target_rustcflags));
398 args.extend(self.props.compile_flags.iter().cloned());
399 // FIXME (#9639): This needs to handle non-utf8 paths
401 prog: self.config.rustc_path.to_str().unwrap().to_owned(),
406 fn run_debuginfo_gdb_test(&self) {
407 assert!(self.revision.is_none(), "revisions not relevant here");
409 let config = Config {
410 target_rustcflags: self.cleanup_debug_info_options(&self.config.target_rustcflags),
411 host_rustcflags: self.cleanup_debug_info_options(&self.config.host_rustcflags),
412 .. self.config.clone()
415 let test_cx = TestCx {
420 test_cx.run_debuginfo_gdb_test_no_opt();
423 fn run_debuginfo_gdb_test_no_opt(&self) {
424 let DebuggerCommands {
428 } = self.parse_debugger_commands("gdb");
429 let mut cmds = commands.join("\n");
431 // compile test file (it should have 'compile-flags:-g' in the header)
432 let compiler_run_result = self.compile_test();
433 if !compiler_run_result.status.success() {
434 self.fatal_proc_rec("compilation failed!", &compiler_run_result);
437 let exe_file = self.make_exe_name();
439 let debugger_run_result;
440 match &*self.config.target {
441 "arm-linux-androideabi" | "armv7-linux-androideabi" | "aarch64-linux-android" => {
443 cmds = cmds.replace("run", "continue");
445 let tool_path = match self.config.android_cross_path.to_str() {
446 Some(x) => x.to_owned(),
447 None => self.fatal("cannot find android cross path")
450 // write debugger script
451 let mut script_str = String::with_capacity(2048);
452 script_str.push_str(&format!("set charset {}\n", Self::charset()));
453 script_str.push_str(&format!("set sysroot {}\n", tool_path));
454 script_str.push_str(&format!("file {}\n", exe_file.to_str().unwrap()));
455 script_str.push_str("target remote :5039\n");
456 script_str.push_str(&format!("set solib-search-path \
457 ./{}/stage2/lib/rustlib/{}/lib/\n",
458 self.config.host, self.config.target));
459 for line in &breakpoint_lines {
460 script_str.push_str(&format!("break {:?}:{}\n",
461 self.testpaths.file.file_name()
466 script_str.push_str(&cmds);
467 script_str.push_str("\nquit\n");
469 debug!("script_str = {}", script_str);
470 self.dump_output_file(&script_str, "debugger.script");
474 &self.config.adb_path,
478 exe_file.to_str().unwrap().to_owned(),
479 self.config.adb_test_dir.clone()
481 vec!(("".to_owned(), "".to_owned())),
483 .expect(&format!("failed to exec `{:?}`", self.config.adb_path));
486 &self.config.adb_path,
489 "forward".to_owned(),
490 "tcp:5039".to_owned(),
491 "tcp:5039".to_owned()
493 vec!(("".to_owned(), "".to_owned())),
495 .expect(&format!("failed to exec `{:?}`", self.config.adb_path));
497 let adb_arg = format!("export LD_LIBRARY_PATH={}; \
498 gdbserver{} :5039 {}/{}",
499 self.config.adb_test_dir.clone(),
500 if self.config.target.contains("aarch64")
502 self.config.adb_test_dir.clone(),
503 exe_file.file_name().unwrap().to_str()
506 let mut process = procsrv::run_background("",
507 &self.config.adb_path
517 .expect(&format!("failed to exec `{:?}`", self.config.adb_path));
519 //waiting 1 second for gdbserver start
520 ::std::thread::sleep(::std::time::Duration::new(1,0));
521 if TcpStream::connect("127.0.0.1:5039").is_ok() {
526 let debugger_script = self.make_out_name("debugger.script");
527 // FIXME (#9639): This needs to handle non-utf8 paths
529 vec!("-quiet".to_owned(),
532 format!("-command={}", debugger_script.to_str().unwrap()));
534 let mut gdb_path = tool_path;
535 gdb_path.push_str(&format!("/bin/{}-gdb", self.config.target));
536 let procsrv::Result {
544 vec!(("".to_owned(), "".to_owned())),
546 .expect(&format!("failed to exec `{:?}`", gdb_path));
548 let cmdline = self.make_cmdline("",
549 &format!("{}-gdb", self.config.target),
551 logv(self.config, format!("executing {}", cmdline));
555 debugger_run_result = ProcRes {
556 status: Status::Normal(status),
561 if process.kill().is_err() {
562 println!("Adb process is already finished.");
567 let rust_src_root = self.find_rust_src_root()
568 .expect("Could not find Rust source root");
569 let rust_pp_module_rel_path = Path::new("./src/etc");
570 let rust_pp_module_abs_path = rust_src_root.join(rust_pp_module_rel_path)
574 // write debugger script
575 let mut script_str = String::with_capacity(2048);
576 script_str.push_str(&format!("set charset {}\n", Self::charset()));
577 script_str.push_str("show version\n");
579 match self.config.gdb_version {
580 Some(ref version) => {
581 println!("NOTE: compiletest thinks it is using GDB version {}",
584 if header::gdb_version_to_int(version) >
585 header::gdb_version_to_int("7.4") {
586 // Add the directory containing the pretty printers to
587 // GDB's script auto loading safe path
589 &format!("add-auto-load-safe-path {}\n",
590 rust_pp_module_abs_path.replace(r"\", r"\\"))
595 println!("NOTE: compiletest does not know which version of \
600 // The following line actually doesn't have to do anything with
601 // pretty printing, it just tells GDB to print values on one line:
602 script_str.push_str("set print pretty off\n");
604 // Add the pretty printer directory to GDB's source-file search path
605 script_str.push_str(&format!("directory {}\n",
606 rust_pp_module_abs_path));
608 // Load the target executable
609 script_str.push_str(&format!("file {}\n",
610 exe_file.to_str().unwrap()
611 .replace(r"\", r"\\")));
613 // Add line breakpoints
614 for line in &breakpoint_lines {
615 script_str.push_str(&format!("break '{}':{}\n",
616 self.testpaths.file.file_name().unwrap()
621 script_str.push_str(&cmds);
622 script_str.push_str("\nquit\n");
624 debug!("script_str = {}", script_str);
625 self.dump_output_file(&script_str, "debugger.script");
627 // run debugger script with gdb
628 fn debugger() -> &'static str {
629 if cfg!(windows) {"gdb.exe"} else {"gdb"}
632 let debugger_script = self.make_out_name("debugger.script");
634 // FIXME (#9639): This needs to handle non-utf8 paths
636 vec!("-quiet".to_owned(),
639 format!("-command={}", debugger_script.to_str().unwrap()));
641 let proc_args = ProcArgs {
642 prog: debugger().to_owned(),
646 let environment = vec![("PYTHONPATH".to_owned(), rust_pp_module_abs_path)];
648 debugger_run_result =
649 self.compose_and_run(proc_args,
651 self.config.run_lib_path.to_str().unwrap(),
657 if !debugger_run_result.status.success() {
658 self.fatal("gdb failed to execute");
661 self.check_debugger_output(&debugger_run_result, &check_lines);
664 fn find_rust_src_root(&self) -> Option<PathBuf> {
665 let mut path = self.config.src_base.clone();
666 let path_postfix = Path::new("src/etc/lldb_batchmode.py");
669 if path.join(&path_postfix).is_file() {
677 fn run_debuginfo_lldb_test(&self) {
678 assert!(self.revision.is_none(), "revisions not relevant here");
680 if self.config.lldb_python_dir.is_none() {
681 self.fatal("Can't run LLDB test because LLDB's python path is not set.");
684 let config = Config {
685 target_rustcflags: self.cleanup_debug_info_options(&self.config.target_rustcflags),
686 host_rustcflags: self.cleanup_debug_info_options(&self.config.host_rustcflags),
687 .. self.config.clone()
691 let test_cx = TestCx {
696 test_cx.run_debuginfo_lldb_test_no_opt();
699 fn run_debuginfo_lldb_test_no_opt(&self) {
700 // compile test file (it should have 'compile-flags:-g' in the header)
701 let compile_result = self.compile_test();
702 if !compile_result.status.success() {
703 self.fatal_proc_rec("compilation failed!", &compile_result);
706 let exe_file = self.make_exe_name();
708 match self.config.lldb_version {
709 Some(ref version) => {
710 println!("NOTE: compiletest thinks it is using LLDB version {}",
714 println!("NOTE: compiletest does not know which version of \
719 // Parse debugger commands etc from test files
720 let DebuggerCommands {
725 } = self.parse_debugger_commands("lldb");
727 // Write debugger script:
728 // We don't want to hang when calling `quit` while the process is still running
729 let mut script_str = String::from("settings set auto-confirm true\n");
731 // Make LLDB emit its version, so we have it documented in the test output
732 script_str.push_str("version\n");
734 // Switch LLDB into "Rust mode"
735 let rust_src_root = self.find_rust_src_root().expect("Could not find Rust source root");
736 let rust_pp_module_rel_path = Path::new("./src/etc/lldb_rust_formatters.py");
737 let rust_pp_module_abs_path = rust_src_root.join(rust_pp_module_rel_path)
742 script_str.push_str(&format!("command script import {}\n",
743 &rust_pp_module_abs_path[..])[..]);
744 script_str.push_str("type summary add --no-value ");
745 script_str.push_str("--python-function lldb_rust_formatters.print_val ");
746 script_str.push_str("-x \".*\" --category Rust\n");
747 script_str.push_str("type category enable Rust\n");
749 // Set breakpoints on every line that contains the string "#break"
750 let source_file_name = self.testpaths.file.file_name().unwrap().to_string_lossy();
751 for line in &breakpoint_lines {
752 script_str.push_str(&format!("breakpoint set --file '{}' --line {}\n",
757 // Append the other commands
758 for line in &commands {
759 script_str.push_str(line);
760 script_str.push_str("\n");
763 // Finally, quit the debugger
764 script_str.push_str("\nquit\n");
766 // Write the script into a file
767 debug!("script_str = {}", script_str);
768 self.dump_output_file(&script_str, "debugger.script");
769 let debugger_script = self.make_out_name("debugger.script");
771 // Let LLDB execute the script via lldb_batchmode.py
772 let debugger_run_result = self.run_lldb(&exe_file,
776 if !debugger_run_result.status.success() {
777 self.fatal_proc_rec("Error while running LLDB", &debugger_run_result);
780 self.check_debugger_output(&debugger_run_result, &check_lines);
784 test_executable: &Path,
785 debugger_script: &Path,
786 rust_src_root: &Path)
788 // Prepare the lldb_batchmode which executes the debugger script
789 let lldb_script_path = rust_src_root.join("src/etc/lldb_batchmode.py");
790 self.cmd2procres(Command::new(&self.config.lldb_python)
791 .arg(&lldb_script_path)
792 .arg(test_executable)
793 .arg(debugger_script)
795 self.config.lldb_python_dir.as_ref().unwrap()))
798 fn cmd2procres(&self, cmd: &mut Command) -> ProcRes {
799 let (status, out, err) = match cmd.output() {
800 Ok(Output { status, stdout, stderr }) => {
802 String::from_utf8(stdout).unwrap(),
803 String::from_utf8(stderr).unwrap())
806 self.fatal(&format!("Failed to setup Python process for \
807 LLDB script: {}", e))
811 self.dump_output(&out, &err);
813 status: Status::Normal(status),
816 cmdline: format!("{:?}", cmd)
820 fn parse_debugger_commands(&self, debugger_prefix: &str) -> DebuggerCommands {
821 let command_directive = format!("{}-command", debugger_prefix);
822 let check_directive = format!("{}-check", debugger_prefix);
824 let mut breakpoint_lines = vec!();
825 let mut commands = vec!();
826 let mut check_lines = vec!();
828 let reader = BufReader::new(File::open(&self.testpaths.file).unwrap());
829 for line in reader.lines() {
832 if line.contains("#break") {
833 breakpoint_lines.push(counter);
836 header::parse_name_value_directive(
838 &command_directive).map(|cmd| {
842 header::parse_name_value_directive(
844 &check_directive).map(|cmd| {
845 check_lines.push(cmd)
849 self.fatal(&format!("Error while parsing debugger commands: {}", e))
857 check_lines: check_lines,
858 breakpoint_lines: breakpoint_lines,
862 fn cleanup_debug_info_options(&self, options: &Option<String>) -> Option<String> {
863 if options.is_none() {
867 // Remove options that are either unwanted (-O) or may lead to duplicates due to RUSTFLAGS.
868 let options_to_remove = [
871 "--debuginfo".to_owned()
874 self.split_maybe_args(options).into_iter()
875 .filter(|x| !options_to_remove.contains(x))
876 .collect::<Vec<String>>();
878 Some(new_options.join(" "))
881 fn check_debugger_output(&self, debugger_run_result: &ProcRes, check_lines: &[String]) {
882 let num_check_lines = check_lines.len();
884 let mut check_line_index = 0;
885 for line in debugger_run_result.stdout.lines() {
886 if check_line_index >= num_check_lines {
890 if check_single_line(line, &(check_lines[check_line_index])[..]) {
891 check_line_index += 1;
894 if check_line_index != num_check_lines && num_check_lines > 0 {
895 self.fatal_proc_rec(&format!("line not found in debugger output: {}",
896 check_lines[check_line_index]),
897 debugger_run_result);
900 fn check_single_line(line: &str, check_line: &str) -> bool {
901 // Allow check lines to leave parts unspecified (e.g., uninitialized
902 // bits in the wrong case of an enum) with the notation "[...]".
903 let line = line.trim();
904 let check_line = check_line.trim();
905 let can_start_anywhere = check_line.starts_with("[...]");
906 let can_end_anywhere = check_line.ends_with("[...]");
908 let check_fragments: Vec<&str> = check_line.split("[...]")
909 .filter(|frag| !frag.is_empty())
911 if check_fragments.is_empty() {
915 let (mut rest, first_fragment) = if can_start_anywhere {
916 match line.find(check_fragments[0]) {
917 Some(pos) => (&line[pos + check_fragments[0].len() ..], 1),
924 for fragment_index in first_fragment .. check_fragments.len() {
925 let current_fragment = check_fragments[fragment_index];
926 match rest.find(current_fragment) {
928 rest = &rest[pos + current_fragment.len() .. ];
934 if !can_end_anywhere && !rest.is_empty() {
942 fn check_error_patterns(&self,
943 output_to_check: &str,
944 proc_res: &ProcRes) {
945 if self.props.error_patterns.is_empty() {
946 self.fatal(&format!("no error pattern specified in {:?}",
947 self.testpaths.file.display()));
949 let mut next_err_idx = 0;
950 let mut next_err_pat = self.props.error_patterns[next_err_idx].trim();
951 let mut done = false;
952 for line in output_to_check.lines() {
953 if line.contains(next_err_pat) {
954 debug!("found error pattern {}", next_err_pat);
956 if next_err_idx == self.props.error_patterns.len() {
957 debug!("found all error patterns");
961 next_err_pat = self.props.error_patterns[next_err_idx].trim();
966 let missing_patterns = &self.props.error_patterns[next_err_idx..];
967 if missing_patterns.len() == 1 {
969 &format!("error pattern '{}' not found!", missing_patterns[0]),
972 for pattern in missing_patterns {
973 self.error(&format!("error pattern '{}' not found!", *pattern));
975 self.fatal_proc_rec("multiple error patterns not found", proc_res);
979 fn check_no_compiler_crash(&self, proc_res: &ProcRes) {
980 for line in proc_res.stderr.lines() {
981 if line.starts_with("error: internal compiler error:") {
982 self.fatal_proc_rec("compiler encountered internal error", proc_res);
987 fn check_forbid_output(&self,
988 output_to_check: &str,
989 proc_res: &ProcRes) {
990 for pat in &self.props.forbid_output {
991 if output_to_check.contains(pat) {
992 self.fatal_proc_rec("forbidden pattern found in compiler output", proc_res);
997 fn check_expected_errors(&self,
998 expected_errors: Vec<errors::Error>,
999 proc_res: &ProcRes) {
1000 if proc_res.status.success() &&
1001 expected_errors.iter().any(|x| x.kind == Some(ErrorKind::Error)) {
1002 self.fatal_proc_rec("process did not return an error status", proc_res);
1006 format!("{}", self.testpaths.file.display())
1007 .replace(r"\", "/"); // on windows, translate all '\' path separators to '/'
1009 // If the testcase being checked contains at least one expected "help"
1010 // message, then we'll ensure that all "help" messages are expected.
1011 // Otherwise, all "help" messages reported by the compiler will be ignored.
1012 // This logic also applies to "note" messages.
1013 let expect_help = expected_errors.iter().any(|ee| ee.kind == Some(ErrorKind::Help));
1014 let expect_note = expected_errors.iter().any(|ee| ee.kind == Some(ErrorKind::Note));
1016 // Parse the JSON output from the compiler and extract out the messages.
1017 let actual_errors = json::parse_output(&file_name, &proc_res.stderr, &proc_res);
1018 let mut unexpected = Vec::new();
1019 let mut found = vec![false; expected_errors.len()];
1020 for actual_error in &actual_errors {
1025 .position(|(index, expected_error)| {
1027 actual_error.line_num == expected_error.line_num &&
1028 (expected_error.kind.is_none() ||
1029 actual_error.kind == expected_error.kind) &&
1030 actual_error.msg.contains(&expected_error.msg)
1035 // found a match, everybody is happy
1036 assert!(!found[index]);
1037 found[index] = true;
1041 if self.is_unexpected_compiler_message(actual_error, expect_help, expect_note) {
1043 &format!("{}:{}: unexpected {:?}: '{}'",
1045 actual_error.line_num,
1046 actual_error.kind.as_ref()
1047 .map_or(String::from("message"),
1050 unexpected.push(actual_error.clone());
1056 let mut not_found = Vec::new();
1057 // anything not yet found is a problem
1058 for (index, expected_error) in expected_errors.iter().enumerate() {
1061 &format!("{}:{}: expected {} not found: {}",
1063 expected_error.line_num,
1064 expected_error.kind.as_ref()
1065 .map_or("message".into(),
1067 expected_error.msg));
1068 not_found.push(expected_error.clone());
1072 if unexpected.len() > 0 || not_found.len() > 0 {
1074 &format!("{} unexpected errors found, {} expected errors not found",
1075 unexpected.len(), not_found.len()));
1076 print!("status: {}\ncommand: {}\n",
1077 proc_res.status, proc_res.cmdline);
1078 if unexpected.len() > 0 {
1079 println!("unexpected errors (from JSON output): {:#?}\n", unexpected);
1081 if not_found.len() > 0 {
1082 println!("not found errors (from test file): {:#?}\n", not_found);
1088 /// Returns true if we should report an error about `actual_error`,
1089 /// which did not match any of the expected error. We always require
1090 /// errors/warnings to be explicitly listed, but only require
1091 /// helps/notes if there are explicit helps/notes given.
1092 fn is_unexpected_compiler_message(&self,
1093 actual_error: &Error,
1097 match actual_error.kind {
1098 Some(ErrorKind::Help) => expect_help,
1099 Some(ErrorKind::Note) => expect_note,
1100 Some(ErrorKind::Error) => true,
1101 Some(ErrorKind::Warning) => true,
1102 Some(ErrorKind::Suggestion) => false,
1107 fn compile_test(&self) -> ProcRes {
1108 let aux_dir = self.aux_output_dir_name();
1109 // FIXME (#9639): This needs to handle non-utf8 paths
1110 let link_args = vec!("-L".to_owned(),
1111 aux_dir.to_str().unwrap().to_owned());
1112 let args = self.make_compile_args(link_args,
1113 &self.testpaths.file,
1114 TargetLocation::ThisFile(self.make_exe_name()));
1115 self.compose_and_run_compiler(args, None)
1118 fn document(&self, out_dir: &Path) -> ProcRes {
1119 if self.props.build_aux_docs {
1120 for rel_ab in &self.props.aux_builds {
1121 let aux_testpaths = self.compute_aux_test_paths(rel_ab);
1122 let aux_props = self.props.from_aux_file(&aux_testpaths.file, self.revision);
1123 let aux_cx = TestCx {
1124 config: self.config,
1126 testpaths: &aux_testpaths,
1127 revision: self.revision
1129 let auxres = aux_cx.document(out_dir);
1130 if !auxres.status.success() {
1136 let aux_dir = self.aux_output_dir_name();
1137 let mut args = vec!["-L".to_owned(),
1138 aux_dir.to_str().unwrap().to_owned(),
1140 out_dir.to_str().unwrap().to_owned(),
1141 self.testpaths.file.to_str().unwrap().to_owned()];
1142 args.extend(self.props.compile_flags.iter().cloned());
1143 let args = ProcArgs {
1144 prog: self.config.rustdoc_path.to_str().unwrap().to_owned(),
1147 self.compose_and_run_compiler(args, None)
1150 fn exec_compiled_test(&self) -> ProcRes {
1151 let env = self.props.exec_env.clone();
1153 match &*self.config.target {
1155 "arm-linux-androideabi" | "armv7-linux-androideabi" | "aarch64-linux-android" => {
1156 self._arm_exec_compiled_test(env)
1160 let aux_dir = self.aux_output_dir_name();
1161 self.compose_and_run(self.make_run_args(),
1163 self.config.run_lib_path.to_str().unwrap(),
1164 Some(aux_dir.to_str().unwrap()),
1170 /// For each `aux-build: foo/bar` annotation, we check to find the
1171 /// file in a `aux` directory relative to the test itself.
1172 fn compute_aux_test_paths(&self, rel_ab: &str) -> TestPaths {
1173 let test_ab = self.testpaths.file
1175 .expect("test file path has no parent")
1178 if !test_ab.exists() {
1179 self.fatal(&format!("aux-build `{}` source not found", test_ab.display()))
1184 base: self.testpaths.base.clone(),
1185 relative_dir: self.testpaths.relative_dir
1189 .expect("aux-build path has no parent")
1194 fn compose_and_run_compiler(&self, args: ProcArgs, input: Option<String>) -> ProcRes {
1195 if !self.props.aux_builds.is_empty() {
1196 self.create_dir_racy(&self.aux_output_dir_name());
1199 let aux_dir = self.aux_output_dir_name();
1200 // FIXME (#9639): This needs to handle non-utf8 paths
1201 let extra_link_args = vec!["-L".to_owned(),
1202 aux_dir.to_str().unwrap().to_owned()];
1204 for rel_ab in &self.props.aux_builds {
1205 let aux_testpaths = self.compute_aux_test_paths(rel_ab);
1206 let aux_props = self.props.from_aux_file(&aux_testpaths.file, self.revision);
1207 let mut crate_type = if aux_props.no_prefer_dynamic {
1210 // We primarily compile all auxiliary libraries as dynamic libraries
1211 // to avoid code size bloat and large binaries as much as possible
1212 // for the test suite (otherwise including libstd statically in all
1213 // executables takes up quite a bit of space).
1215 // For targets like MUSL or Emscripten, however, there is no support for
1216 // dynamic libraries so we just go back to building a normal library. Note,
1217 // however, that for MUSL if the library is built with `force_host` then
1218 // it's ok to be a dylib as the host should always support dylibs.
1219 if (self.config.target.contains("musl") && !aux_props.force_host) ||
1220 self.config.target.contains("emscripten")
1222 vec!("--crate-type=lib".to_owned())
1224 vec!("--crate-type=dylib".to_owned())
1227 crate_type.extend(extra_link_args.clone());
1229 let f = self.make_lib_name(&self.testpaths.file);
1230 let parent = f.parent().unwrap();
1231 TargetLocation::ThisDirectory(parent.to_path_buf())
1233 let aux_cx = TestCx {
1234 config: self.config,
1236 testpaths: &aux_testpaths,
1237 revision: self.revision
1239 let aux_args = aux_cx.make_compile_args(crate_type, &aux_testpaths.file, aux_output);
1240 let auxres = aux_cx.compose_and_run(aux_args,
1242 aux_cx.config.compile_lib_path.to_str().unwrap(),
1243 Some(aux_dir.to_str().unwrap()),
1245 if !auxres.status.success() {
1246 self.fatal_proc_rec(
1247 &format!("auxiliary build of {:?} failed to compile: ",
1248 aux_testpaths.file.display()),
1252 match &*self.config.target {
1253 "arm-linux-androideabi" | "armv7-linux-androideabi" | "aarch64-linux-android" => {
1254 self._arm_push_aux_shared_library();
1260 self.compose_and_run(args,
1261 self.props.rustc_env.clone(),
1262 self.config.compile_lib_path.to_str().unwrap(),
1263 Some(aux_dir.to_str().unwrap()),
1267 // Like std::fs::create_dir_all, except handles concurrent calls among multiple
1268 // threads or processes.
1269 fn create_dir_racy(&self, path: &Path) {
1270 match fs::create_dir(path) {
1272 Err(ref e) if e.kind() == io::ErrorKind::AlreadyExists => return,
1273 Err(ref e) if e.kind() == io::ErrorKind::NotFound => {}
1274 Err(e) => panic!("failed to create dir {:?}: {}", path, e),
1276 self.create_dir_racy(path.parent().unwrap());
1277 match fs::create_dir(path) {
1279 Err(ref e) if e.kind() == io::ErrorKind::AlreadyExists => {}
1280 Err(e) => panic!("failed to create dir {:?}: {}", path, e),
1284 fn compose_and_run(&self,
1285 ProcArgs{ args, prog }: ProcArgs,
1286 procenv: Vec<(String, String)> ,
1288 aux_path: Option<&str>,
1289 input: Option<String>) -> ProcRes {
1290 return self.program_output(lib_path, prog, aux_path, args, procenv, input);
1293 fn make_compile_args(&self,
1294 extras: Vec<String> ,
1296 output_file: TargetLocation)
1299 let target = if self.props.force_host {
1302 &*self.config.target
1305 // FIXME (#9639): This needs to handle non-utf8 paths
1306 let mut args = vec!(input_file.to_str().unwrap().to_owned(),
1308 self.config.build_base.to_str().unwrap().to_owned(),
1309 format!("--target={}", target));
1311 if let Some(revision) = self.revision {
1314 format!("{}", revision),
1318 if let Some(ref incremental_dir) = self.props.incremental_dir {
1321 format!("incremental={}", incremental_dir.display()),
1326 match self.config.mode {
1331 // If we are extracting and matching errors in the new
1332 // fashion, then you want JSON mode. Old-skool error
1333 // patterns still match the raw compiler output.
1334 if self.props.error_patterns.is_empty() {
1335 args.extend(["--error-format",
1338 .map(|s| s.to_string()));
1348 .map(|s| s.to_string()));
1351 let mir_dump_dir = self.get_mir_dump_dir();
1352 self.create_dir_racy(mir_dump_dir.as_path());
1353 let mut dir_opt = "dump-mir-dir=".to_string();
1354 dir_opt.push_str(mir_dump_dir.to_str().unwrap());
1355 debug!("dir_opt: {:?}", dir_opt);
1369 // do not use JSON output
1373 args.extend_from_slice(&extras);
1374 if !self.props.no_prefer_dynamic {
1375 args.push("-C".to_owned());
1376 args.push("prefer-dynamic".to_owned());
1378 let path = match output_file {
1379 TargetLocation::ThisFile(path) => {
1380 args.push("-o".to_owned());
1383 TargetLocation::ThisDirectory(path) => {
1384 args.push("--out-dir".to_owned());
1388 args.push(path.to_str().unwrap().to_owned());
1389 if self.props.force_host {
1390 args.extend(self.split_maybe_args(&self.config.host_rustcflags));
1392 args.extend(self.split_maybe_args(&self.config.target_rustcflags));
1394 args.extend(self.props.compile_flags.iter().cloned());
1396 prog: self.config.rustc_path.to_str().unwrap().to_owned(),
1401 fn make_lib_name(&self, auxfile: &Path) -> PathBuf {
1402 // what we return here is not particularly important, as it
1403 // happens; rustc ignores everything except for the directory.
1404 let auxname = self.output_testname(auxfile);
1405 self.aux_output_dir_name().join(&auxname)
1408 fn make_exe_name(&self) -> PathBuf {
1409 let mut f = self.output_base_name();
1410 // FIXME: This is using the host architecture exe suffix, not target!
1411 if self.config.target == "asmjs-unknown-emscripten" {
1412 let mut fname = f.file_name().unwrap().to_os_string();
1414 f.set_file_name(&fname);
1415 } else if !env::consts::EXE_SUFFIX.is_empty() {
1416 let mut fname = f.file_name().unwrap().to_os_string();
1417 fname.push(env::consts::EXE_SUFFIX);
1418 f.set_file_name(&fname);
1423 fn make_run_args(&self) -> ProcArgs {
1424 // If we've got another tool to run under (valgrind),
1425 // then split apart its command
1426 let mut args = self.split_maybe_args(&self.config.runtool);
1428 // If this is emscripten, then run tests under nodejs
1429 if self.config.target == "asmjs-unknown-emscripten" {
1430 args.push("nodejs".to_owned());
1433 let exe_file = self.make_exe_name();
1435 // FIXME (#9639): This needs to handle non-utf8 paths
1436 args.push(exe_file.to_str().unwrap().to_owned());
1438 // Add the arguments in the run_flags directive
1439 args.extend(self.split_maybe_args(&self.props.run_flags));
1441 let prog = args.remove(0);
1448 fn split_maybe_args(&self, argstr: &Option<String>) -> Vec<String> {
1454 if s.chars().all(|c| c.is_whitespace()) {
1465 fn program_output(&self,
1468 aux_path: Option<&str>,
1470 env: Vec<(String, String)>,
1471 input: Option<String>)
1475 let cmdline = self.make_cmdline(lib_path,
1478 logv(self.config, format!("executing {}", cmdline));
1481 let procsrv::Result {
1485 } = procsrv::run(lib_path,
1490 input).expect(&format!("failed to exec `{}`", prog));
1491 self.dump_output(&out, &err);
1493 status: Status::Normal(status),
1500 fn make_cmdline(&self, libpath: &str, prog: &str, args: &[String]) -> String {
1503 // Linux and mac don't require adjusting the library search path
1505 format!("{} {}", prog, args.join(" "))
1507 // Build the LD_LIBRARY_PATH variable as it would be seen on the command line
1508 // for diagnostic purposes
1509 fn lib_path_cmd_prefix(path: &str) -> String {
1510 format!("{}=\"{}\"", util::lib_path_env_var(), util::make_new_path(path))
1513 format!("{} {} {}", lib_path_cmd_prefix(libpath), prog, args.join(" "))
1517 fn dump_output(&self, out: &str, err: &str) {
1518 self.dump_output_file(out, "out");
1519 self.dump_output_file(err, "err");
1520 self.maybe_dump_to_stdout(out, err);
1523 fn dump_output_file(&self,
1526 let outfile = self.make_out_name(extension);
1527 File::create(&outfile).unwrap().write_all(out.as_bytes()).unwrap();
1530 fn make_out_name(&self, extension: &str) -> PathBuf {
1531 self.output_base_name().with_extension(extension)
1534 fn aux_output_dir_name(&self) -> PathBuf {
1535 let f = self.output_base_name();
1536 let mut fname = f.file_name().unwrap().to_os_string();
1537 fname.push(&format!(".{}.libaux", self.config.mode));
1538 f.with_file_name(&fname)
1541 fn output_testname(&self, filepath: &Path) -> PathBuf {
1542 PathBuf::from(filepath.file_stem().unwrap())
1545 /// Given a test path like `compile-fail/foo/bar.rs` Returns a name like
1547 /// <output>/foo/bar-stage1
1548 fn output_base_name(&self) -> PathBuf {
1549 let dir = self.config.build_base.join(&self.testpaths.relative_dir);
1551 // Note: The directory `dir` is created during `collect_tests_from_dir`
1553 .join(&self.output_testname(&self.testpaths.file))
1554 .with_extension(&self.config.stage_id)
1557 fn maybe_dump_to_stdout(&self, out: &str, err: &str) {
1558 if self.config.verbose {
1559 println!("------{}------------------------------", "stdout");
1560 println!("{}", out);
1561 println!("------{}------------------------------", "stderr");
1562 println!("{}", err);
1563 println!("------------------------------------------");
1567 fn error(&self, err: &str) {
1568 match self.revision {
1569 Some(rev) => println!("\nerror in revision `{}`: {}", rev, err),
1570 None => println!("\nerror: {}", err)
1574 fn fatal(&self, err: &str) -> ! {
1575 self.error(err); panic!();
1578 fn fatal_proc_rec(&self, err: &str, proc_res: &ProcRes) -> ! {
1580 proc_res.fatal(None);
1583 fn _arm_exec_compiled_test(&self, env: Vec<(String, String)>) -> ProcRes {
1584 let args = self.make_run_args();
1585 let cmdline = self.make_cmdline("", &args.prog, &args.args);
1587 // get bare program string
1588 let mut tvec: Vec<String> = args.prog
1592 let prog_short = tvec.pop().unwrap();
1595 let copy_result = procsrv::run("",
1596 &self.config.adb_path,
1601 self.config.adb_test_dir.clone()
1603 vec!(("".to_owned(), "".to_owned())),
1604 Some("".to_owned()))
1605 .expect(&format!("failed to exec `{}`", self.config.adb_path));
1607 if self.config.verbose {
1608 println!("push ({}) {} {} {}",
1615 logv(self.config, format!("executing ({}) {}", self.config.target, cmdline));
1617 let mut runargs = Vec::new();
1619 // run test via adb_run_wrapper
1620 runargs.push("shell".to_owned());
1621 for (key, val) in env {
1622 runargs.push(format!("{}={}", key, val));
1624 runargs.push(format!("{}/../adb_run_wrapper.sh", self.config.adb_test_dir));
1625 runargs.push(format!("{}", self.config.adb_test_dir));
1626 runargs.push(format!("{}", prog_short));
1628 for tv in &args.args {
1629 runargs.push(tv.to_owned());
1632 &self.config.adb_path,
1635 vec!(("".to_owned(), "".to_owned())), Some("".to_owned()))
1636 .expect(&format!("failed to exec `{}`", self.config.adb_path));
1638 // get exitcode of result
1639 runargs = Vec::new();
1640 runargs.push("shell".to_owned());
1641 runargs.push("cat".to_owned());
1642 runargs.push(format!("{}/{}.exitcode", self.config.adb_test_dir, prog_short));
1644 let procsrv::Result{ out: exitcode_out, err: _, status: _ } =
1646 &self.config.adb_path,
1649 vec!(("".to_owned(), "".to_owned())),
1650 Some("".to_owned()))
1651 .expect(&format!("failed to exec `{}`", self.config.adb_path));
1653 let mut exitcode: i32 = 0;
1654 for c in exitcode_out.chars() {
1655 if !c.is_numeric() { break; }
1656 exitcode = exitcode * 10 + match c {
1657 '0' ... '9' => c as i32 - ('0' as i32),
1662 // get stdout of result
1663 runargs = Vec::new();
1664 runargs.push("shell".to_owned());
1665 runargs.push("cat".to_owned());
1666 runargs.push(format!("{}/{}.stdout", self.config.adb_test_dir, prog_short));
1668 let procsrv::Result{ out: stdout_out, err: _, status: _ } =
1670 &self.config.adb_path,
1673 vec!(("".to_owned(), "".to_owned())),
1674 Some("".to_owned()))
1675 .expect(&format!("failed to exec `{}`", self.config.adb_path));
1677 // get stderr of result
1678 runargs = Vec::new();
1679 runargs.push("shell".to_owned());
1680 runargs.push("cat".to_owned());
1681 runargs.push(format!("{}/{}.stderr", self.config.adb_test_dir, prog_short));
1683 let procsrv::Result{ out: stderr_out, err: _, status: _ } =
1685 &self.config.adb_path,
1688 vec!(("".to_owned(), "".to_owned())),
1689 Some("".to_owned()))
1690 .expect(&format!("failed to exec `{}`", self.config.adb_path));
1692 self.dump_output(&stdout_out, &stderr_out);
1695 status: Status::Parsed(exitcode),
1702 fn _arm_push_aux_shared_library(&self) {
1703 let tdir = self.aux_output_dir_name();
1705 let dirs = fs::read_dir(&tdir).unwrap();
1707 let file = file.unwrap().path();
1708 if file.extension().and_then(|s| s.to_str()) == Some("so") {
1709 // FIXME (#9639): This needs to handle non-utf8 paths
1710 let copy_result = procsrv::run("",
1711 &self.config.adb_path,
1718 self.config.adb_test_dir.to_owned(),
1720 vec!(("".to_owned(),
1722 Some("".to_owned()))
1723 .expect(&format!("failed to exec `{}`", self.config.adb_path));
1725 if self.config.verbose {
1726 println!("push ({}) {:?} {} {}",
1727 self.config.target, file.display(),
1728 copy_result.out, copy_result.err);
1734 // codegen tests (using FileCheck)
1736 fn compile_test_and_save_ir(&self) -> ProcRes {
1737 let aux_dir = self.aux_output_dir_name();
1738 // FIXME (#9639): This needs to handle non-utf8 paths
1739 let mut link_args = vec!("-L".to_owned(),
1740 aux_dir.to_str().unwrap().to_owned());
1741 let llvm_args = vec!("--emit=llvm-ir".to_owned(),);
1742 link_args.extend(llvm_args);
1743 let args = self.make_compile_args(link_args,
1744 &self.testpaths.file,
1745 TargetLocation::ThisDirectory(
1746 self.output_base_name().parent()
1749 self.compose_and_run_compiler(args, None)
1752 fn check_ir_with_filecheck(&self) -> ProcRes {
1753 let irfile = self.output_base_name().with_extension("ll");
1754 let prog = self.config.llvm_filecheck.as_ref().unwrap();
1755 let proc_args = ProcArgs {
1756 // FIXME (#9639): This needs to handle non-utf8 paths
1757 prog: prog.to_str().unwrap().to_owned(),
1758 args: vec!(format!("-input-file={}", irfile.to_str().unwrap()),
1759 self.testpaths.file.to_str().unwrap().to_owned())
1761 self.compose_and_run(proc_args, Vec::new(), "", None, None)
1764 fn run_codegen_test(&self) {
1765 assert!(self.revision.is_none(), "revisions not relevant here");
1767 if self.config.llvm_filecheck.is_none() {
1768 self.fatal("missing --llvm-filecheck");
1771 let mut proc_res = self.compile_test_and_save_ir();
1772 if !proc_res.status.success() {
1773 self.fatal_proc_rec("compilation failed!", &proc_res);
1776 proc_res = self.check_ir_with_filecheck();
1777 if !proc_res.status.success() {
1778 self.fatal_proc_rec("verification with 'FileCheck' failed", &proc_res);
1782 fn charset() -> &'static str {
1783 // FreeBSD 10.1 defaults to GDB 6.1.1 which doesn't support "auto" charset
1784 if cfg!(target_os = "bitrig") {
1786 } else if cfg!(target_os = "freebsd") {
1793 fn run_rustdoc_test(&self) {
1794 assert!(self.revision.is_none(), "revisions not relevant here");
1796 let out_dir = self.output_base_name();
1797 let _ = fs::remove_dir_all(&out_dir);
1798 self.create_dir_racy(&out_dir);
1800 let proc_res = self.document(&out_dir);
1801 if !proc_res.status.success() {
1802 self.fatal_proc_rec("rustdoc failed!", &proc_res);
1804 let root = self.find_rust_src_root().unwrap();
1806 let res = self.cmd2procres(Command::new(&self.config.docck_python)
1807 .arg(root.join("src/etc/htmldocck.py"))
1809 .arg(&self.testpaths.file));
1810 if !res.status.success() {
1811 self.fatal_proc_rec("htmldocck failed!", &res);
1815 fn run_codegen_units_test(&self) {
1816 assert!(self.revision.is_none(), "revisions not relevant here");
1818 let proc_res = self.compile_test();
1820 if !proc_res.status.success() {
1821 self.fatal_proc_rec("compilation failed!", &proc_res);
1824 self.check_no_compiler_crash(&proc_res);
1826 const PREFIX: &'static str = "TRANS_ITEM ";
1827 const CGU_MARKER: &'static str = "@@";
1829 let actual: Vec<TransItem> = proc_res
1832 .filter(|line| line.starts_with(PREFIX))
1833 .map(str_to_trans_item)
1836 let expected: Vec<TransItem> = errors::load_errors(&self.testpaths.file, None)
1838 .map(|e| str_to_trans_item(&e.msg[..]))
1841 let mut missing = Vec::new();
1842 let mut wrong_cgus = Vec::new();
1844 for expected_item in &expected {
1845 let actual_item_with_same_name = actual.iter()
1846 .find(|ti| ti.name == expected_item.name);
1848 if let Some(actual_item) = actual_item_with_same_name {
1849 if !expected_item.codegen_units.is_empty() {
1850 // Also check for codegen units
1851 if expected_item.codegen_units != actual_item.codegen_units {
1852 wrong_cgus.push((expected_item.clone(), actual_item.clone()));
1856 missing.push(expected_item.string.clone());
1860 let unexpected: Vec<_> =
1862 .filter(|acgu| !expected.iter().any(|ecgu| acgu.name == ecgu.name))
1863 .map(|acgu| acgu.string.clone())
1866 if !missing.is_empty() {
1869 println!("\nThese items should have been contained but were not:\n");
1871 for item in &missing {
1872 println!("{}", item);
1878 if !unexpected.is_empty() {
1880 let mut sorted = unexpected.clone();
1885 println!("\nThese items were contained but should not have been:\n");
1887 for item in sorted {
1888 println!("{}", item);
1894 if !wrong_cgus.is_empty() {
1895 wrong_cgus.sort_by_key(|pair| pair.0.name.clone());
1896 println!("\nThe following items were assigned to wrong codegen units:\n");
1898 for &(ref expected_item, ref actual_item) in &wrong_cgus {
1899 println!("{}", expected_item.name);
1900 println!(" expected: {}", codegen_units_to_str(&expected_item.codegen_units));
1901 println!(" actual: {}", codegen_units_to_str(&actual_item.codegen_units));
1906 if !(missing.is_empty() && unexpected.is_empty() && wrong_cgus.is_empty())
1911 #[derive(Clone, Eq, PartialEq)]
1914 codegen_units: HashSet<String>,
1918 // [TRANS_ITEM] name [@@ (cgu)+]
1919 fn str_to_trans_item(s: &str) -> TransItem {
1920 let s = if s.starts_with(PREFIX) {
1921 (&s[PREFIX.len()..]).trim()
1926 let full_string = format!("{}{}", PREFIX, s.trim().to_owned());
1928 let parts: Vec<&str> = s.split(CGU_MARKER)
1930 .filter(|s| !s.is_empty())
1933 let name = parts[0].trim();
1935 let cgus = if parts.len() > 1 {
1936 let cgus_str = parts[1];
1940 .filter(|s| !s.is_empty())
1949 name: name.to_owned(),
1950 codegen_units: cgus,
1951 string: full_string,
1955 fn codegen_units_to_str(cgus: &HashSet<String>) -> String
1957 let mut cgus: Vec<_> = cgus.iter().collect();
1960 let mut string = String::new();
1962 string.push_str(&cgu[..]);
1963 string.push_str(" ");
1970 fn init_incremental_test(&self) {
1971 // (See `run_incremental_test` for an overview of how incremental tests work.)
1973 // Before any of the revisions have executed, create the
1974 // incremental workproduct directory. Delete any old
1975 // incremental work products that may be there from prior
1977 let incremental_dir = self.incremental_dir();
1978 if incremental_dir.exists() {
1979 fs::remove_dir_all(&incremental_dir).unwrap();
1981 fs::create_dir_all(&incremental_dir).unwrap();
1983 if self.config.verbose {
1984 print!("init_incremental_test: incremental_dir={}", incremental_dir.display());
1988 fn run_incremental_test(&self) {
1989 // Basic plan for a test incremental/foo/bar.rs:
1990 // - load list of revisions rpass1, cfail2, rpass3
1991 // - each should begin with `rpass`, `cfail`, or `cfail`
1992 // - if `rpass`, expect compile and execution to succeed
1993 // - if `cfail`, expect compilation to fail
1994 // - if `rfail`, expect execution to fail
1995 // - create a directory build/foo/bar.incremental
1996 // - compile foo/bar.rs with -Z incremental=.../foo/bar.incremental and -C rpass1
1997 // - because name of revision starts with "rpass", expect success
1998 // - compile foo/bar.rs with -Z incremental=.../foo/bar.incremental and -C cfail2
1999 // - because name of revision starts with "cfail", expect an error
2000 // - load expected errors as usual, but filter for those that end in `[rfail2]`
2001 // - compile foo/bar.rs with -Z incremental=.../foo/bar.incremental and -C rpass3
2002 // - because name of revision starts with "rpass", expect success
2003 // - execute build/foo/bar.exe and save output
2005 // FIXME -- use non-incremental mode as an oracle? That doesn't apply
2006 // to #[rustc_dirty] and clean tests I guess
2008 let revision = self.revision.expect("incremental tests require a list of revisions");
2010 // Incremental workproduct directory should have already been created.
2011 let incremental_dir = self.incremental_dir();
2012 assert!(incremental_dir.exists(), "init_incremental_test failed to create incremental dir");
2014 // Add an extra flag pointing at the incremental directory.
2015 let mut revision_props = self.props.clone();
2016 revision_props.incremental_dir = Some(incremental_dir);
2017 revision_props.compile_flags.push(String::from("-Zincremental-info"));
2019 let revision_cx = TestCx {
2020 config: self.config,
2021 props: &revision_props,
2022 testpaths: self.testpaths,
2023 revision: self.revision,
2026 if self.config.verbose {
2027 print!("revision={:?} revision_props={:#?}", revision, revision_props);
2030 if revision.starts_with("rpass") {
2031 revision_cx.run_rpass_test();
2032 } else if revision.starts_with("rfail") {
2033 revision_cx.run_rfail_test();
2034 } else if revision.starts_with("cfail") {
2035 revision_cx.run_cfail_test();
2038 "revision name must begin with rpass, rfail, or cfail");
2042 /// Directory where incremental work products are stored.
2043 fn incremental_dir(&self) -> PathBuf {
2044 self.output_base_name().with_extension("inc")
2047 fn run_rmake_test(&self) {
2048 // FIXME(#11094): we should fix these tests
2049 if self.config.host != self.config.target {
2053 let cwd = env::current_dir().unwrap();
2054 let src_root = self.config.src_base.parent().unwrap()
2057 let src_root = cwd.join(&src_root);
2059 let tmpdir = cwd.join(self.output_base_name());
2060 if tmpdir.exists() {
2061 self.aggressive_rm_rf(&tmpdir).unwrap();
2063 self.create_dir_racy(&tmpdir);
2065 let mut cmd = Command::new("make");
2066 cmd.current_dir(&self.testpaths.file)
2067 .env("TARGET", &self.config.target)
2068 .env("PYTHON", &self.config.docck_python)
2070 .env("RUST_BUILD_STAGE", &self.config.stage_id)
2071 .env("RUSTC", cwd.join(&self.config.rustc_path))
2072 .env("RUSTDOC", cwd.join(&self.config.rustdoc_path))
2073 .env("TMPDIR", &tmpdir)
2074 .env("LD_LIB_PATH_ENVVAR", procsrv::dylib_env_var())
2075 .env("HOST_RPATH_DIR", cwd.join(&self.config.compile_lib_path))
2076 .env("TARGET_RPATH_DIR", cwd.join(&self.config.run_lib_path))
2077 .env("LLVM_COMPONENTS", &self.config.llvm_components)
2078 .env("LLVM_CXXFLAGS", &self.config.llvm_cxxflags);
2080 if self.config.target.contains("msvc") {
2081 // We need to pass a path to `lib.exe`, so assume that `cc` is `cl.exe`
2082 // and that `lib.exe` lives next to it.
2083 let lib = Path::new(&self.config.cc).parent().unwrap().join("lib.exe");
2085 // MSYS doesn't like passing flags of the form `/foo` as it thinks it's
2086 // a path and instead passes `C:\msys64\foo`, so convert all
2087 // `/`-arguments to MSVC here to `-` arguments.
2088 let cflags = self.config.cflags.split(' ').map(|s| s.replace("/", "-"))
2089 .collect::<Vec<_>>().join(" ");
2091 cmd.env("IS_MSVC", "1")
2092 .env("MSVC_LIB", format!("'{}' -nologo", lib.display()))
2093 .env("CC", format!("'{}' {}", self.config.cc, cflags))
2094 .env("CXX", &self.config.cxx);
2096 cmd.env("CC", format!("{} {}", self.config.cc, self.config.cflags))
2097 .env("CXX", format!("{} {}", self.config.cxx, self.config.cflags));
2100 let output = cmd.output().expect("failed to spawn `make`");
2101 if !output.status.success() {
2103 status: Status::Normal(output.status),
2104 stdout: String::from_utf8_lossy(&output.stdout).into_owned(),
2105 stderr: String::from_utf8_lossy(&output.stderr).into_owned(),
2106 cmdline: format!("{:?}", cmd),
2108 self.fatal_proc_rec("make failed", &res);
2112 fn aggressive_rm_rf(&self, path: &Path) -> io::Result<()> {
2113 for e in try!(path.read_dir()) {
2114 let entry = try!(e);
2115 let path = entry.path();
2116 if try!(entry.file_type()).is_dir() {
2117 try!(self.aggressive_rm_rf(&path));
2119 // Remove readonly files as well on windows (by default we can't)
2120 try!(fs::remove_file(&path).or_else(|e| {
2121 if cfg!(windows) && e.kind() == io::ErrorKind::PermissionDenied {
2122 let mut meta = try!(entry.metadata()).permissions();
2123 meta.set_readonly(false);
2124 try!(fs::set_permissions(&path, meta));
2125 fs::remove_file(&path)
2132 fs::remove_dir(path)
2135 fn run_ui_test(&self) {
2136 println!("ui: {}", self.testpaths.file.display());
2138 let proc_res = self.compile_test();
2140 let expected_stderr_path = self.expected_output_path("stderr");
2141 let expected_stderr = self.load_expected_output(&expected_stderr_path);
2143 let expected_stdout_path = self.expected_output_path("stdout");
2144 let expected_stdout = self.load_expected_output(&expected_stdout_path);
2146 let normalized_stdout = self.normalize_output(&proc_res.stdout);
2147 let normalized_stderr = self.normalize_output(&proc_res.stderr);
2150 errors += self.compare_output("stdout", &normalized_stdout, &expected_stdout);
2151 errors += self.compare_output("stderr", &normalized_stderr, &expected_stderr);
2154 println!("To update references, run this command from build directory:");
2155 let relative_path_to_file =
2156 self.testpaths.relative_dir
2157 .join(self.testpaths.file.file_name().unwrap());
2158 println!("{}/update-references.sh '{}' '{}'",
2159 self.config.src_base.display(),
2160 self.config.build_base.display(),
2161 relative_path_to_file.display());
2162 self.fatal_proc_rec(&format!("{} errors occurred comparing output.", errors),
2167 fn run_mir_opt_test(&self) {
2168 let proc_res = self.compile_test();
2170 if !proc_res.status.success() {
2171 self.fatal_proc_rec("compilation failed!", &proc_res);
2174 let proc_res = self.exec_compiled_test();
2176 if !proc_res.status.success() {
2177 self.fatal_proc_rec("test run failed!", &proc_res);
2179 self.check_mir_dump();
2182 fn check_mir_dump(&self) {
2183 let mut test_file_contents = String::new();
2184 fs::File::open(self.testpaths.file.clone()).unwrap()
2185 .read_to_string(&mut test_file_contents)
2187 if let Some(idx) = test_file_contents.find("// END RUST SOURCE") {
2188 let (_, tests_text) = test_file_contents.split_at(idx + "// END_RUST SOURCE".len());
2189 let tests_text_str = String::from(tests_text);
2190 let mut curr_test : Option<&str> = None;
2191 let mut curr_test_contents = Vec::new();
2192 for l in tests_text_str.lines() {
2193 debug!("line: {:?}", l);
2194 if l.starts_with("// START ") {
2195 let (_, t) = l.split_at("// START ".len());
2196 curr_test = Some(t);
2197 } else if l.starts_with("// END") {
2198 let (_, t) = l.split_at("// END ".len());
2199 if Some(t) != curr_test {
2200 panic!("mismatched START END test name");
2202 self.compare_mir_test_output(curr_test.unwrap(), &curr_test_contents);
2204 curr_test_contents.clear();
2205 } else if l.is_empty() {
2207 } else if l.starts_with("// ") {
2208 let (_, test_content) = l.split_at("// ".len());
2209 curr_test_contents.push(test_content);
2215 fn compare_mir_test_output(&self, test_name: &str, expected_content: &Vec<&str>) {
2216 let mut output_file = PathBuf::new();
2217 output_file.push(self.get_mir_dump_dir());
2218 output_file.push(test_name);
2219 debug!("comparing the contests of: {:?}", output_file);
2220 debug!("with: {:?}", expected_content);
2222 let mut dumped_file = fs::File::open(output_file.clone()).unwrap();
2223 let mut dumped_string = String::new();
2224 dumped_file.read_to_string(&mut dumped_string).unwrap();
2225 let mut dumped_lines = dumped_string.lines().filter(|l| !l.is_empty());
2226 let mut expected_lines = expected_content.iter().filter(|l| !l.is_empty());
2228 // We expect each non-empty line from expected_content to appear
2229 // in the dump in order, but there may be extra lines interleaved
2230 while let Some(expected_line) = expected_lines.next() {
2231 let e_norm = normalize_mir_line(expected_line);
2232 if e_norm.is_empty() {
2235 let mut found = false;
2236 while let Some(dumped_line) = dumped_lines.next() {
2237 let d_norm = normalize_mir_line(dumped_line);
2238 debug!("found: {:?}", d_norm);
2239 debug!("expected: {:?}", e_norm);
2240 if e_norm == d_norm {
2246 panic!("ran out of mir dump output to match against");
2251 fn get_mir_dump_dir(&self) -> PathBuf {
2252 let mut mir_dump_dir = PathBuf::from(self.config.build_base
2256 debug!("input_file: {:?}", self.testpaths.file);
2257 mir_dump_dir.push(self.testpaths.file.file_stem().unwrap().to_str().unwrap());
2261 fn normalize_output(&self, output: &str) -> String {
2262 let parent_dir = self.testpaths.file.parent().unwrap();
2263 let parent_dir_str = parent_dir.display().to_string();
2264 output.replace(&parent_dir_str, "$DIR")
2265 .replace("\\", "/") // normalize for paths on windows
2266 .replace("\r\n", "\n") // normalize for linebreaks on windows
2267 .replace("\t", "\\t") // makes tabs visible
2270 fn expected_output_path(&self, kind: &str) -> PathBuf {
2271 let extension = match self.revision {
2272 Some(r) => format!("{}.{}", r, kind),
2273 None => kind.to_string(),
2275 self.testpaths.file.with_extension(extension)
2278 fn load_expected_output(&self, path: &Path) -> String {
2280 return String::new();
2283 let mut result = String::new();
2284 match File::open(path).and_then(|mut f| f.read_to_string(&mut result)) {
2287 self.fatal(&format!("failed to load expected output from `{}`: {}",
2293 fn compare_output(&self, kind: &str, actual: &str, expected: &str) -> usize {
2294 if actual == expected {
2298 println!("normalized {}:\n{}\n", kind, actual);
2299 println!("expected {}:\n{}\n", kind, expected);
2300 println!("diff of {}:\n", kind);
2301 for line in uidiff::diff_lines(actual, expected) {
2302 println!("{}", line);
2305 let output_file = self.output_base_name().with_extension(kind);
2306 match File::create(&output_file).and_then(|mut f| f.write_all(actual.as_bytes())) {
2309 self.fatal(&format!("failed to write {} to `{}`: {}",
2310 kind, output_file.display(), e))
2314 println!("\nThe actual {0} differed from the expected {0}.", kind);
2315 println!("Actual {} saved to {}", kind, output_file.display());
2325 pub struct ProcRes {
2338 pub fn fatal(&self, err: Option<&str>) -> ! {
2339 if let Some(e) = err {
2340 println!("\nerror: {}", e);
2346 ------------------------------------------\n\
2348 ------------------------------------------\n\
2350 ------------------------------------------\n\
2352 ------------------------------------------\n\
2354 self.status, self.cmdline, self.stdout,
2361 fn code(&self) -> Option<i32> {
2363 Status::Parsed(i) => Some(i),
2364 Status::Normal(ref e) => e.code(),
2368 fn success(&self) -> bool {
2370 Status::Parsed(i) => i == 0,
2371 Status::Normal(ref e) => e.success(),
2376 impl fmt::Display for Status {
2377 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
2379 Status::Parsed(i) => write!(f, "exit code: {}", i),
2380 Status::Normal(ref e) => e.fmt(f),
2385 enum TargetLocation {
2387 ThisDirectory(PathBuf),
2390 fn normalize_mir_line(line: &str) -> String {
2391 let no_comments = if let Some(idx) = line.find("//") {
2392 let (l, _) = line.split_at(idx);
2397 no_comments.replace(char::is_whitespace, "")