1 // Copyright 2016 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.
11 //! Implementation of the test-related targets of the build system.
13 //! This file implements the various regression test suites that we execute on
17 use std::ffi::OsString;
19 use std::fs::{self, File};
22 use std::path::{Path, PathBuf};
23 use std::process::Command;
25 use build_helper::{self, output};
27 use builder::{Builder, Compiler, Kind, RunConfig, ShouldRun, Step};
28 use cache::{Interned, INTERNER};
31 use flags::Subcommand;
33 use tool::{self, Tool, SourceType};
34 use toolstate::ToolState;
35 use util::{self, dylib_path, dylib_path_var};
36 use Crate as CargoCrate;
37 use {DocTests, Mode, GitRepo};
39 const ADB_TEST_DIR: &str = "/data/tmp/work";
41 /// The two modes of the test runner; tests or benchmarks.
42 #[derive(Debug, PartialEq, Eq, Hash, Copy, Clone, PartialOrd, Ord)]
50 impl From<Kind> for TestKind {
51 fn from(kind: Kind) -> Self {
53 Kind::Test => TestKind::Test,
54 Kind::Bench => TestKind::Bench,
55 _ => panic!("unexpected kind in crate: {:?}", kind),
61 // Return the cargo subcommand for this test kind
62 fn subcommand(self) -> &'static str {
64 TestKind::Test => "test",
65 TestKind::Bench => "bench",
70 impl fmt::Display for TestKind {
71 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
72 f.write_str(match *self {
73 TestKind::Test => "Testing",
74 TestKind::Bench => "Benchmarking",
79 fn try_run(builder: &Builder, cmd: &mut Command) -> bool {
80 if !builder.fail_fast {
81 if !builder.try_run(cmd) {
82 let mut failures = builder.delayed_failures.borrow_mut();
83 failures.push(format!("{:?}", cmd));
92 fn try_run_quiet(builder: &Builder, cmd: &mut Command) -> bool {
93 if !builder.fail_fast {
94 if !builder.try_run_quiet(cmd) {
95 let mut failures = builder.delayed_failures.borrow_mut();
96 failures.push(format!("{:?}", cmd));
100 builder.run_quiet(cmd);
105 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
106 pub struct Linkcheck {
107 host: Interned<String>,
110 impl Step for Linkcheck {
112 const ONLY_HOSTS: bool = true;
113 const DEFAULT: bool = true;
115 /// Runs the `linkchecker` tool as compiled in `stage` by the `host` compiler.
117 /// This tool in `src/tools` will verify the validity of all our links in the
118 /// documentation to ensure we don't have a bunch of dead ones.
119 fn run(self, builder: &Builder) {
120 let host = self.host;
122 builder.info(&format!("Linkcheck ({})", host));
124 builder.default_doc(None);
126 let _time = util::timeit(&builder);
130 .tool_cmd(Tool::Linkchecker)
131 .arg(builder.out.join(host).join("doc")),
135 fn should_run(run: ShouldRun) -> ShouldRun {
136 let builder = run.builder;
137 run.path("src/tools/linkchecker")
138 .default_condition(builder.config.docs)
141 fn make_run(run: RunConfig) {
142 run.builder.ensure(Linkcheck { host: run.target });
146 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
147 pub struct Cargotest {
149 host: Interned<String>,
152 impl Step for Cargotest {
154 const ONLY_HOSTS: bool = true;
156 fn should_run(run: ShouldRun) -> ShouldRun {
157 run.path("src/tools/cargotest")
160 fn make_run(run: RunConfig) {
161 run.builder.ensure(Cargotest {
162 stage: run.builder.top_stage,
167 /// Runs the `cargotest` tool as compiled in `stage` by the `host` compiler.
169 /// This tool in `src/tools` will check out a few Rust projects and run `cargo
170 /// test` to ensure that we don't regress the test suites there.
171 fn run(self, builder: &Builder) {
172 let compiler = builder.compiler(self.stage, self.host);
173 builder.ensure(compile::Rustc {
175 target: compiler.host,
178 // Note that this is a short, cryptic, and not scoped directory name. This
179 // is currently to minimize the length of path on Windows where we otherwise
180 // quickly run into path name limit constraints.
181 let out_dir = builder.out.join("ct");
182 t!(fs::create_dir_all(&out_dir));
184 let _time = util::timeit(&builder);
185 let mut cmd = builder.tool_cmd(Tool::CargoTest);
188 cmd.arg(&builder.initial_cargo)
190 .env("RUSTC", builder.rustc(compiler))
191 .env("RUSTDOC", builder.rustdoc(compiler.host)),
196 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
199 host: Interned<String>,
202 impl Step for Cargo {
204 const ONLY_HOSTS: bool = true;
206 fn should_run(run: ShouldRun) -> ShouldRun {
207 run.path("src/tools/cargo")
210 fn make_run(run: RunConfig) {
211 run.builder.ensure(Cargo {
212 stage: run.builder.top_stage,
217 /// Runs `cargo test` for `cargo` packaged with Rust.
218 fn run(self, builder: &Builder) {
219 let compiler = builder.compiler(self.stage, self.host);
221 builder.ensure(tool::Cargo {
225 let mut cargo = tool::prepare_tool_cargo(builder,
231 SourceType::Submodule);
233 if !builder.fail_fast {
234 cargo.arg("--no-fail-fast");
237 // Don't run cross-compile tests, we may not have cross-compiled libstd libs
239 cargo.env("CFG_DISABLE_CROSS_TESTS", "1");
240 // Disable a test that has issues with mingw.
241 cargo.env("CARGO_TEST_DISABLE_GIT_CLI", "1");
245 cargo.env("PATH", &path_for_cargo(builder, compiler)),
250 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
253 host: Interned<String>,
258 const ONLY_HOSTS: bool = true;
260 fn should_run(run: ShouldRun) -> ShouldRun {
261 run.path("src/tools/rls")
264 fn make_run(run: RunConfig) {
265 run.builder.ensure(Rls {
266 stage: run.builder.top_stage,
271 /// Runs `cargo test` for the rls.
272 fn run(self, builder: &Builder) {
273 let stage = self.stage;
274 let host = self.host;
275 let compiler = builder.compiler(stage, host);
277 let build_result = builder.ensure(tool::Rls {
280 extra_features: Vec::new(),
282 if build_result.is_none() {
283 eprintln!("failed to test rls: could not build");
287 let mut cargo = tool::prepare_tool_cargo(builder,
293 SourceType::Submodule);
295 // Copy `src/tools/rls/test_data` to a writable drive.
296 let test_workspace_path = builder.out.join("rls-test-data");
297 let test_data_path = test_workspace_path.join("test_data");
298 builder.create_dir(&test_data_path);
299 builder.cp_r(&builder.src.join("src/tools/rls/test_data"), &test_data_path);
300 cargo.env("RLS_TEST_WORKSPACE_DIR", test_workspace_path);
302 builder.add_rustc_lib_path(compiler, &mut cargo);
304 .args(builder.config.cmd.test_args());
306 if try_run(builder, &mut cargo) {
307 builder.save_toolstate("rls", ToolState::TestPass);
312 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
315 host: Interned<String>,
318 impl Step for Rustfmt {
320 const ONLY_HOSTS: bool = true;
322 fn should_run(run: ShouldRun) -> ShouldRun {
323 run.path("src/tools/rustfmt")
326 fn make_run(run: RunConfig) {
327 run.builder.ensure(Rustfmt {
328 stage: run.builder.top_stage,
333 /// Runs `cargo test` for rustfmt.
334 fn run(self, builder: &Builder) {
335 let stage = self.stage;
336 let host = self.host;
337 let compiler = builder.compiler(stage, host);
339 let build_result = builder.ensure(tool::Rustfmt {
342 extra_features: Vec::new(),
344 if build_result.is_none() {
345 eprintln!("failed to test rustfmt: could not build");
349 let mut cargo = tool::prepare_tool_cargo(builder,
355 SourceType::Submodule);
357 let dir = testdir(builder, compiler.host);
358 t!(fs::create_dir_all(&dir));
359 cargo.env("RUSTFMT_TEST_DIR", dir);
361 builder.add_rustc_lib_path(compiler, &mut cargo);
363 if try_run(builder, &mut cargo) {
364 builder.save_toolstate("rustfmt", ToolState::TestPass);
369 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
372 host: Interned<String>,
377 const ONLY_HOSTS: bool = true;
378 const DEFAULT: bool = true;
380 fn should_run(run: ShouldRun) -> ShouldRun {
381 let test_miri = run.builder.config.test_miri;
382 run.path("src/tools/miri").default_condition(test_miri)
385 fn make_run(run: RunConfig) {
386 run.builder.ensure(Miri {
387 stage: run.builder.top_stage,
392 /// Runs `cargo test` for miri.
393 fn run(self, builder: &Builder) {
394 let stage = self.stage;
395 let host = self.host;
396 let compiler = builder.compiler(stage, host);
398 let miri = builder.ensure(tool::Miri {
401 extra_features: Vec::new(),
403 if let Some(miri) = miri {
404 let mut cargo = tool::prepare_tool_cargo(builder,
410 SourceType::Submodule);
412 // miri tests need to know about the stage sysroot
413 cargo.env("MIRI_SYSROOT", builder.sysroot(compiler));
414 cargo.env("RUSTC_TEST_SUITE", builder.rustc(compiler));
415 cargo.env("RUSTC_LIB_PATH", builder.rustc_libdir(compiler));
416 cargo.env("MIRI_PATH", miri);
418 builder.add_rustc_lib_path(compiler, &mut cargo);
420 if try_run(builder, &mut cargo) {
421 builder.save_toolstate("miri", ToolState::TestPass);
424 eprintln!("failed to test miri: could not build");
429 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
432 host: Interned<String>,
435 impl Step for Clippy {
437 const ONLY_HOSTS: bool = true;
438 const DEFAULT: bool = false;
440 fn should_run(run: ShouldRun) -> ShouldRun {
441 run.path("src/tools/clippy")
444 fn make_run(run: RunConfig) {
445 run.builder.ensure(Clippy {
446 stage: run.builder.top_stage,
451 /// Runs `cargo test` for clippy.
452 fn run(self, builder: &Builder) {
453 let stage = self.stage;
454 let host = self.host;
455 let compiler = builder.compiler(stage, host);
457 let clippy = builder.ensure(tool::Clippy {
460 extra_features: Vec::new(),
462 if let Some(clippy) = clippy {
463 let mut cargo = tool::prepare_tool_cargo(builder,
469 SourceType::Submodule);
471 // clippy tests need to know about the stage sysroot
472 cargo.env("SYSROOT", builder.sysroot(compiler));
473 cargo.env("RUSTC_TEST_SUITE", builder.rustc(compiler));
474 cargo.env("RUSTC_LIB_PATH", builder.rustc_libdir(compiler));
475 let host_libs = builder
476 .stage_out(compiler, Mode::ToolRustc)
477 .join(builder.cargo_dir());
478 cargo.env("HOST_LIBS", host_libs);
479 // clippy tests need to find the driver
480 cargo.env("CLIPPY_DRIVER_PATH", clippy);
482 builder.add_rustc_lib_path(compiler, &mut cargo);
484 if try_run(builder, &mut cargo) {
485 builder.save_toolstate("clippy-driver", ToolState::TestPass);
488 eprintln!("failed to test clippy: could not build");
493 fn path_for_cargo(builder: &Builder, compiler: Compiler) -> OsString {
494 // Configure PATH to find the right rustc. NB. we have to use PATH
495 // and not RUSTC because the Cargo test suite has tests that will
496 // fail if rustc is not spelled `rustc`.
497 let path = builder.sysroot(compiler).join("bin");
498 let old_path = env::var_os("PATH").unwrap_or_default();
499 env::join_paths(iter::once(path).chain(env::split_paths(&old_path))).expect("")
502 #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
503 pub struct RustdocTheme {
504 pub compiler: Compiler,
507 impl Step for RustdocTheme {
509 const DEFAULT: bool = true;
510 const ONLY_HOSTS: bool = true;
512 fn should_run(run: ShouldRun) -> ShouldRun {
513 run.path("src/tools/rustdoc-themes")
516 fn make_run(run: RunConfig) {
517 let compiler = run.builder.compiler(run.builder.top_stage, run.host);
519 run.builder.ensure(RustdocTheme { compiler: compiler });
522 fn run(self, builder: &Builder) {
523 let rustdoc = builder.out.join("bootstrap/debug/rustdoc");
524 let mut cmd = builder.tool_cmd(Tool::RustdocTheme);
525 cmd.arg(rustdoc.to_str().unwrap())
529 .join("src/librustdoc/html/static/themes")
533 .env("RUSTC_STAGE", self.compiler.stage.to_string())
534 .env("RUSTC_SYSROOT", builder.sysroot(self.compiler))
537 builder.sysroot_libdir(self.compiler, self.compiler.host),
539 .env("CFG_RELEASE_CHANNEL", &builder.config.channel)
540 .env("RUSTDOC_REAL", builder.rustdoc(self.compiler.host))
541 .env("RUSTDOC_CRATE_VERSION", builder.rust_version())
542 .env("RUSTC_BOOTSTRAP", "1");
543 if let Some(linker) = builder.linker(self.compiler.host) {
544 cmd.env("RUSTC_TARGET_LINKER", linker);
546 try_run(builder, &mut cmd);
550 #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
551 pub struct RustdocJS {
552 pub host: Interned<String>,
553 pub target: Interned<String>,
556 impl Step for RustdocJS {
558 const DEFAULT: bool = true;
559 const ONLY_HOSTS: bool = true;
561 fn should_run(run: ShouldRun) -> ShouldRun {
562 run.path("src/test/rustdoc-js")
565 fn make_run(run: RunConfig) {
566 run.builder.ensure(RustdocJS {
572 fn run(self, builder: &Builder) {
573 if let Some(ref nodejs) = builder.config.nodejs {
574 let mut command = Command::new(nodejs);
575 command.args(&["src/tools/rustdoc-js/tester.js", &*self.host]);
576 builder.ensure(::doc::Std {
578 stage: builder.top_stage,
580 builder.run(&mut command);
582 builder.info(&format!(
583 "No nodejs found, skipping \"src/test/rustdoc-js\" tests"
589 #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
590 pub struct RustdocUi {
591 pub host: Interned<String>,
592 pub target: Interned<String>,
593 pub compiler: Compiler,
596 impl Step for RustdocUi {
598 const DEFAULT: bool = true;
599 const ONLY_HOSTS: bool = true;
601 fn should_run(run: ShouldRun) -> ShouldRun {
602 run.path("src/test/rustdoc-ui")
605 fn make_run(run: RunConfig) {
606 let compiler = run.builder.compiler(run.builder.top_stage, run.host);
607 run.builder.ensure(RustdocUi {
614 fn run(self, builder: &Builder) {
615 builder.ensure(Compiletest {
616 compiler: self.compiler,
626 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
631 const DEFAULT: bool = true;
632 const ONLY_HOSTS: bool = true;
634 /// Runs the `tidy` tool.
636 /// This tool in `src/tools` checks up on various bits and pieces of style and
637 /// otherwise just implements a few lint-like checks that are specific to the
639 fn run(self, builder: &Builder) {
640 let mut cmd = builder.tool_cmd(Tool::Tidy);
641 cmd.arg(builder.src.join("src"));
642 cmd.arg(&builder.initial_cargo);
643 if !builder.config.vendor {
644 cmd.arg("--no-vendor");
646 if !builder.config.verbose_tests {
650 let _folder = builder.fold_output(|| "tidy");
651 builder.info(&format!("tidy check"));
652 try_run(builder, &mut cmd);
655 fn should_run(run: ShouldRun) -> ShouldRun {
656 run.path("src/tools/tidy")
659 fn make_run(run: RunConfig) {
660 run.builder.ensure(Tidy);
664 fn testdir(builder: &Builder, host: Interned<String>) -> PathBuf {
665 builder.out.join(host).join("test")
668 macro_rules! default_test {
669 ($name:ident { path: $path:expr, mode: $mode:expr, suite: $suite:expr }) => {
670 test!($name { path: $path, mode: $mode, suite: $suite, default: true, host: false });
674 macro_rules! default_test_with_compare_mode {
675 ($name:ident { path: $path:expr, mode: $mode:expr, suite: $suite:expr,
676 compare_mode: $compare_mode:expr }) => {
677 test_with_compare_mode!($name { path: $path, mode: $mode, suite: $suite, default: true,
678 host: false, compare_mode: $compare_mode });
682 macro_rules! host_test {
683 ($name:ident { path: $path:expr, mode: $mode:expr, suite: $suite:expr }) => {
684 test!($name { path: $path, mode: $mode, suite: $suite, default: true, host: true });
689 ($name:ident { path: $path:expr, mode: $mode:expr, suite: $suite:expr, default: $default:expr,
690 host: $host:expr }) => {
691 test_definitions!($name { path: $path, mode: $mode, suite: $suite, default: $default,
692 host: $host, compare_mode: None });
696 macro_rules! test_with_compare_mode {
697 ($name:ident { path: $path:expr, mode: $mode:expr, suite: $suite:expr, default: $default:expr,
698 host: $host:expr, compare_mode: $compare_mode:expr }) => {
699 test_definitions!($name { path: $path, mode: $mode, suite: $suite, default: $default,
700 host: $host, compare_mode: Some($compare_mode) });
704 macro_rules! test_definitions {
709 default: $default:expr,
711 compare_mode: $compare_mode:expr
713 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
715 pub compiler: Compiler,
716 pub target: Interned<String>,
719 impl Step for $name {
721 const DEFAULT: bool = $default;
722 const ONLY_HOSTS: bool = $host;
724 fn should_run(run: ShouldRun) -> ShouldRun {
725 run.suite_path($path)
728 fn make_run(run: RunConfig) {
729 let compiler = run.builder.compiler(run.builder.top_stage, run.host);
731 run.builder.ensure($name {
737 fn run(self, builder: &Builder) {
738 builder.ensure(Compiletest {
739 compiler: self.compiler,
744 compare_mode: $compare_mode,
751 default_test_with_compare_mode!(Ui {
758 default_test!(RunPass {
759 path: "src/test/run-pass",
764 default_test!(CompileFail {
765 path: "src/test/compile-fail",
766 mode: "compile-fail",
767 suite: "compile-fail"
770 default_test!(ParseFail {
771 path: "src/test/parse-fail",
776 default_test!(RunFail {
777 path: "src/test/run-fail",
782 default_test!(RunPassValgrind {
783 path: "src/test/run-pass-valgrind",
784 mode: "run-pass-valgrind",
785 suite: "run-pass-valgrind"
788 default_test!(MirOpt {
789 path: "src/test/mir-opt",
794 default_test!(Codegen {
795 path: "src/test/codegen",
800 default_test!(CodegenUnits {
801 path: "src/test/codegen-units",
802 mode: "codegen-units",
803 suite: "codegen-units"
806 default_test!(Incremental {
807 path: "src/test/incremental",
812 default_test!(Debuginfo {
813 path: "src/test/debuginfo",
814 // What this runs varies depending on the native platform being apple
815 mode: "debuginfo-XXX",
819 host_test!(UiFullDeps {
820 path: "src/test/ui-fulldeps",
825 host_test!(RunPassFullDeps {
826 path: "src/test/run-pass-fulldeps",
828 suite: "run-pass-fulldeps"
831 host_test!(RunFailFullDeps {
832 path: "src/test/run-fail-fulldeps",
834 suite: "run-fail-fulldeps"
837 host_test!(CompileFailFullDeps {
838 path: "src/test/compile-fail-fulldeps",
839 mode: "compile-fail",
840 suite: "compile-fail-fulldeps"
843 host_test!(IncrementalFullDeps {
844 path: "src/test/incremental-fulldeps",
846 suite: "incremental-fulldeps"
850 path: "src/test/rustdoc",
856 path: "src/test/pretty",
862 test!(RunPassPretty {
863 path: "src/test/run-pass/pretty",
869 test!(RunFailPretty {
870 path: "src/test/run-fail/pretty",
876 test!(RunPassValgrindPretty {
877 path: "src/test/run-pass-valgrind/pretty",
879 suite: "run-pass-valgrind",
883 test!(RunPassFullDepsPretty {
884 path: "src/test/run-pass-fulldeps/pretty",
886 suite: "run-pass-fulldeps",
890 test!(RunFailFullDepsPretty {
891 path: "src/test/run-fail-fulldeps/pretty",
893 suite: "run-fail-fulldeps",
898 default_test!(RunMake {
899 path: "src/test/run-make",
904 host_test!(RunMakeFullDeps {
905 path: "src/test/run-make-fulldeps",
907 suite: "run-make-fulldeps"
910 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
913 target: Interned<String>,
916 path: Option<&'static str>,
917 compare_mode: Option<&'static str>,
920 impl Step for Compiletest {
923 fn should_run(run: ShouldRun) -> ShouldRun {
927 /// Executes the `compiletest` tool to run a suite of tests.
929 /// Compiles all tests with `compiler` for `target` with the specified
930 /// compiletest `mode` and `suite` arguments. For example `mode` can be
931 /// "run-pass" or `suite` can be something like `debuginfo`.
932 fn run(self, builder: &Builder) {
933 let compiler = self.compiler;
934 let target = self.target;
935 let mode = self.mode;
936 let suite = self.suite;
938 // Path for test suite
939 let suite_path = self.path.unwrap_or("");
941 // Skip codegen tests if they aren't enabled in configuration.
942 if !builder.config.codegen_tests && suite == "codegen" {
946 if suite == "debuginfo" {
947 // Skip debuginfo tests on MSVC
948 if builder.config.build.contains("msvc") {
952 if mode == "debuginfo-XXX" {
953 return if builder.config.build.contains("apple") {
954 builder.ensure(Compiletest {
955 mode: "debuginfo-lldb",
959 builder.ensure(Compiletest {
960 mode: "debuginfo-gdb",
966 builder.ensure(dist::DebuggerScripts {
967 sysroot: builder.sysroot(compiler),
972 if suite.ends_with("fulldeps") ||
973 // FIXME: Does pretty need librustc compiled? Note that there are
974 // fulldeps test suites with mode = pretty as well.
977 builder.ensure(compile::Rustc { compiler, target });
980 if builder.no_std(target) == Some(true) {
981 // the `test` doesn't compile for no-std targets
982 builder.ensure(compile::Std { compiler, target });
984 builder.ensure(compile::Test { compiler, target });
987 if builder.no_std(target) == Some(true) {
988 // for no_std run-make (e.g. thumb*),
989 // we need a host compiler which is called by cargo.
990 builder.ensure(compile::Std { compiler, target: compiler.host });
993 builder.ensure(native::TestHelpers { target });
994 builder.ensure(RemoteCopyLibs { compiler, target });
996 let mut cmd = builder.tool_cmd(Tool::Compiletest);
998 // compiletest currently has... a lot of arguments, so let's just pass all
1001 cmd.arg("--compile-lib-path")
1002 .arg(builder.rustc_libdir(compiler));
1003 cmd.arg("--run-lib-path")
1004 .arg(builder.sysroot_libdir(compiler, target));
1005 cmd.arg("--rustc-path").arg(builder.rustc(compiler));
1007 let is_rustdoc_ui = suite.ends_with("rustdoc-ui");
1009 // Avoid depending on rustdoc when we don't need it.
1010 if mode == "rustdoc"
1011 || (mode == "run-make" && suite.ends_with("fulldeps"))
1012 || (mode == "ui" && is_rustdoc_ui)
1014 cmd.arg("--rustdoc-path")
1015 .arg(builder.rustdoc(compiler.host));
1018 cmd.arg("--src-base")
1019 .arg(builder.src.join("src/test").join(suite));
1020 cmd.arg("--build-base")
1021 .arg(testdir(builder, compiler.host).join(suite));
1022 cmd.arg("--stage-id")
1023 .arg(format!("stage{}-{}", compiler.stage, target));
1024 cmd.arg("--mode").arg(mode);
1025 cmd.arg("--target").arg(target);
1026 cmd.arg("--host").arg(&*compiler.host);
1027 cmd.arg("--llvm-filecheck")
1028 .arg(builder.llvm_filecheck(builder.config.build));
1030 if builder.config.cmd.bless() {
1034 let compare_mode = builder.config.cmd.compare_mode().or(self.compare_mode);
1036 if let Some(ref nodejs) = builder.config.nodejs {
1037 cmd.arg("--nodejs").arg(nodejs);
1040 let mut flags = if is_rustdoc_ui {
1043 vec!["-Crpath".to_string()]
1046 if builder.config.rust_optimize_tests {
1047 flags.push("-O".to_string());
1049 if builder.config.rust_debuginfo_tests {
1050 flags.push("-g".to_string());
1053 flags.push("-Zunstable-options".to_string());
1054 flags.push(builder.config.cmd.rustc_args().join(" "));
1056 if let Some(linker) = builder.linker(target) {
1057 cmd.arg("--linker").arg(linker);
1060 let hostflags = flags.clone();
1061 cmd.arg("--host-rustcflags").arg(hostflags.join(" "));
1063 let mut targetflags = flags.clone();
1064 targetflags.push(format!(
1066 builder.test_helpers_out(target).display()
1068 cmd.arg("--target-rustcflags").arg(targetflags.join(" "));
1070 cmd.arg("--docck-python").arg(builder.python());
1072 if builder.config.build.ends_with("apple-darwin") {
1073 // Force /usr/bin/python on macOS for LLDB tests because we're loading the
1074 // LLDB plugin's compiled module which only works with the system python
1075 // (namely not Homebrew-installed python)
1076 cmd.arg("--lldb-python").arg("/usr/bin/python");
1078 cmd.arg("--lldb-python").arg(builder.python());
1081 if let Some(ref gdb) = builder.config.gdb {
1082 cmd.arg("--gdb").arg(gdb);
1084 if let Some(ref vers) = builder.lldb_version {
1085 cmd.arg("--lldb-version").arg(vers);
1087 if let Some(ref dir) = builder.lldb_python_dir {
1088 cmd.arg("--lldb-python-dir").arg(dir);
1091 // Get paths from cmd args
1092 let paths = match &builder.config.cmd {
1093 Subcommand::Test { ref paths, .. } => &paths[..],
1097 // Get test-args by striping suite path
1098 let mut test_args: Vec<&str> = paths
1101 match p.strip_prefix(".") {
1106 .filter(|p| p.starts_with(suite_path) && p.is_file())
1107 .map(|p| p.strip_prefix(suite_path).unwrap().to_str().unwrap())
1110 test_args.append(&mut builder.config.cmd.test_args());
1112 cmd.args(&test_args);
1114 if builder.is_verbose() {
1115 cmd.arg("--verbose");
1118 if !builder.config.verbose_tests {
1122 if builder.config.llvm_enabled {
1123 let llvm_config = builder.ensure(native::Llvm {
1124 target: builder.config.build,
1127 if !builder.config.dry_run {
1128 let llvm_version = output(Command::new(&llvm_config).arg("--version"));
1129 cmd.arg("--llvm-version").arg(llvm_version);
1131 if !builder.is_rust_llvm(target) {
1132 cmd.arg("--system-llvm");
1135 // Only pass correct values for these flags for the `run-make` suite as it
1136 // requires that a C++ compiler was configured which isn't always the case.
1137 if !builder.config.dry_run && suite == "run-make-fulldeps" {
1138 let llvm_components = output(Command::new(&llvm_config).arg("--components"));
1139 let llvm_cxxflags = output(Command::new(&llvm_config).arg("--cxxflags"));
1141 .arg(builder.cc(target))
1143 .arg(builder.cxx(target).unwrap())
1145 .arg(builder.cflags(target, GitRepo::Rustc).join(" "))
1146 .arg("--llvm-components")
1147 .arg(llvm_components.trim())
1148 .arg("--llvm-cxxflags")
1149 .arg(llvm_cxxflags.trim());
1150 if let Some(ar) = builder.ar(target) {
1151 cmd.arg("--ar").arg(ar);
1155 if suite == "run-make-fulldeps" && !builder.config.llvm_enabled {
1156 builder.info(&format!(
1157 "Ignoring run-make test suite as they generally don't work without LLVM"
1162 if suite != "run-make-fulldeps" {
1169 .arg("--llvm-components")
1171 .arg("--llvm-cxxflags")
1175 if builder.remote_tested(target) {
1176 cmd.arg("--remote-test-client")
1177 .arg(builder.tool_exe(Tool::RemoteTestClient));
1180 // Running a C compiler on MSVC requires a few env vars to be set, to be
1181 // sure to set them here.
1183 // Note that if we encounter `PATH` we make sure to append to our own `PATH`
1184 // rather than stomp over it.
1185 if target.contains("msvc") {
1186 for &(ref k, ref v) in builder.cc[&target].env() {
1192 cmd.env("RUSTC_BOOTSTRAP", "1");
1193 builder.add_rust_test_threads(&mut cmd);
1195 if builder.config.sanitizers {
1196 cmd.env("SANITIZER_SUPPORT", "1");
1199 if builder.config.profiler {
1200 cmd.env("PROFILER_SUPPORT", "1");
1203 cmd.env("RUST_TEST_TMPDIR", builder.out.join("tmp"));
1205 cmd.arg("--adb-path").arg("adb");
1206 cmd.arg("--adb-test-dir").arg(ADB_TEST_DIR);
1207 if target.contains("android") {
1208 // Assume that cc for this target comes from the android sysroot
1209 cmd.arg("--android-cross-path")
1210 .arg(builder.cc(target).parent().unwrap().parent().unwrap());
1212 cmd.arg("--android-cross-path").arg("");
1215 builder.ci_env.force_coloring_in_ci(&mut cmd);
1217 let _folder = builder.fold_output(|| format!("test_{}", suite));
1218 builder.info(&format!(
1219 "Check compiletest suite={} mode={} ({} -> {})",
1220 suite, mode, &compiler.host, target
1222 let _time = util::timeit(&builder);
1223 try_run(builder, &mut cmd);
1225 if let Some(compare_mode) = compare_mode {
1226 cmd.arg("--compare-mode").arg(compare_mode);
1227 let _folder = builder.fold_output(|| format!("test_{}_{}", suite, compare_mode));
1228 builder.info(&format!(
1229 "Check compiletest suite={} mode={} compare_mode={} ({} -> {})",
1230 suite, mode, compare_mode, &compiler.host, target
1232 let _time = util::timeit(&builder);
1233 try_run(builder, &mut cmd);
1238 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1246 impl Step for DocTest {
1248 const ONLY_HOSTS: bool = true;
1250 fn should_run(run: ShouldRun) -> ShouldRun {
1254 /// Run `rustdoc --test` for all documentation in `src/doc`.
1256 /// This will run all tests in our markdown documentation (e.g. the book)
1257 /// located in `src/doc`. The `rustdoc` that's run is the one that sits next to
1259 fn run(self, builder: &Builder) {
1260 let compiler = self.compiler;
1262 builder.ensure(compile::Test {
1264 target: compiler.host,
1267 // Do a breadth-first traversal of the `src/doc` directory and just run
1268 // tests for all files that end in `*.md`
1269 let mut stack = vec![builder.src.join(self.path)];
1270 let _time = util::timeit(&builder);
1271 let _folder = builder.fold_output(|| format!("test_{}", self.name));
1273 let mut files = Vec::new();
1274 while let Some(p) = stack.pop() {
1276 stack.extend(t!(p.read_dir()).map(|p| t!(p).path()));
1280 if p.extension().and_then(|s| s.to_str()) != Some("md") {
1284 // The nostarch directory in the book is for no starch, and so isn't
1285 // guaranteed to builder. We don't care if it doesn't build, so skip it.
1286 if p.to_str().map_or(false, |p| p.contains("nostarch")) {
1295 let mut toolstate = ToolState::TestPass;
1297 if !markdown_test(builder, compiler, &file) {
1298 toolstate = ToolState::TestFail;
1301 if self.is_ext_doc {
1302 builder.save_toolstate(self.name, toolstate);
1307 macro_rules! test_book {
1308 ($($name:ident, $path:expr, $book_name:expr, default=$default:expr;)+) => {
1310 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1315 impl Step for $name {
1317 const DEFAULT: bool = $default;
1318 const ONLY_HOSTS: bool = true;
1320 fn should_run(run: ShouldRun) -> ShouldRun {
1324 fn make_run(run: RunConfig) {
1325 run.builder.ensure($name {
1326 compiler: run.builder.compiler(run.builder.top_stage, run.host),
1330 fn run(self, builder: &Builder) {
1331 builder.ensure(DocTest {
1332 compiler: self.compiler,
1335 is_ext_doc: !$default,
1344 Nomicon, "src/doc/nomicon", "nomicon", default=false;
1345 Reference, "src/doc/reference", "reference", default=false;
1346 RustdocBook, "src/doc/rustdoc", "rustdoc", default=true;
1347 RustcBook, "src/doc/rustc", "rustc", default=true;
1348 RustByExample, "src/doc/rust-by-example", "rust-by-example", default=false;
1349 TheBook, "src/doc/book", "book", default=false;
1350 UnstableBook, "src/doc/unstable-book", "unstable-book", default=true;
1353 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1354 pub struct ErrorIndex {
1358 impl Step for ErrorIndex {
1360 const DEFAULT: bool = true;
1361 const ONLY_HOSTS: bool = true;
1363 fn should_run(run: ShouldRun) -> ShouldRun {
1364 run.path("src/tools/error_index_generator")
1367 fn make_run(run: RunConfig) {
1368 run.builder.ensure(ErrorIndex {
1369 compiler: run.builder.compiler(run.builder.top_stage, run.host),
1373 /// Run the error index generator tool to execute the tests located in the error
1376 /// The `error_index_generator` tool lives in `src/tools` and is used to
1377 /// generate a markdown file from the error indexes of the code base which is
1378 /// then passed to `rustdoc --test`.
1379 fn run(self, builder: &Builder) {
1380 let compiler = self.compiler;
1382 builder.ensure(compile::Std {
1384 target: compiler.host,
1387 let dir = testdir(builder, compiler.host);
1388 t!(fs::create_dir_all(&dir));
1389 let output = dir.join("error-index.md");
1391 let mut tool = builder.tool_cmd(Tool::ErrorIndex);
1392 tool.arg("markdown")
1394 .env("CFG_BUILD", &builder.config.build)
1395 .env("RUSTC_ERROR_METADATA_DST", builder.extended_error_dir());
1397 let _folder = builder.fold_output(|| "test_error_index");
1398 builder.info(&format!("Testing error-index stage{}", compiler.stage));
1399 let _time = util::timeit(&builder);
1400 builder.run(&mut tool);
1401 markdown_test(builder, compiler, &output);
1405 fn markdown_test(builder: &Builder, compiler: Compiler, markdown: &Path) -> bool {
1406 match File::open(markdown) {
1408 let mut contents = String::new();
1409 t!(file.read_to_string(&mut contents));
1410 if !contents.contains("```") {
1417 builder.info(&format!("doc tests for: {}", markdown.display()));
1418 let mut cmd = builder.rustdoc_cmd(compiler.host);
1419 builder.add_rust_test_threads(&mut cmd);
1422 cmd.env("RUSTC_BOOTSTRAP", "1");
1424 let test_args = builder.config.cmd.test_args().join(" ");
1425 cmd.arg("--test-args").arg(test_args);
1427 if builder.config.verbose_tests {
1428 try_run(builder, &mut cmd)
1430 try_run_quiet(builder, &mut cmd)
1434 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1435 pub struct CrateLibrustc {
1437 target: Interned<String>,
1438 test_kind: TestKind,
1439 krate: Interned<String>,
1442 impl Step for CrateLibrustc {
1444 const DEFAULT: bool = true;
1445 const ONLY_HOSTS: bool = true;
1447 fn should_run(run: ShouldRun) -> ShouldRun {
1448 run.krate("rustc-main")
1451 fn make_run(run: RunConfig) {
1452 let builder = run.builder;
1453 let compiler = builder.compiler(builder.top_stage, run.host);
1455 for krate in builder.in_tree_crates("rustc-main") {
1456 if run.path.ends_with(&krate.path) {
1457 let test_kind = builder.kind.into();
1459 builder.ensure(CrateLibrustc {
1469 fn run(self, builder: &Builder) {
1470 builder.ensure(Crate {
1471 compiler: self.compiler,
1472 target: self.target,
1474 test_kind: self.test_kind,
1480 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1481 pub struct CrateNotDefault {
1483 target: Interned<String>,
1484 test_kind: TestKind,
1485 krate: &'static str,
1488 impl Step for CrateNotDefault {
1491 fn should_run(run: ShouldRun) -> ShouldRun {
1492 run.path("src/liballoc_jemalloc")
1493 .path("src/librustc_asan")
1494 .path("src/librustc_lsan")
1495 .path("src/librustc_msan")
1496 .path("src/librustc_tsan")
1499 fn make_run(run: RunConfig) {
1500 let builder = run.builder;
1501 let compiler = builder.compiler(builder.top_stage, run.host);
1503 let test_kind = builder.kind.into();
1505 builder.ensure(CrateNotDefault {
1509 krate: match run.path {
1510 _ if run.path.ends_with("src/liballoc_jemalloc") => "alloc_jemalloc",
1511 _ if run.path.ends_with("src/librustc_asan") => "rustc_asan",
1512 _ if run.path.ends_with("src/librustc_lsan") => "rustc_lsan",
1513 _ if run.path.ends_with("src/librustc_msan") => "rustc_msan",
1514 _ if run.path.ends_with("src/librustc_tsan") => "rustc_tsan",
1515 _ => panic!("unexpected path {:?}", run.path),
1520 fn run(self, builder: &Builder) {
1521 builder.ensure(Crate {
1522 compiler: self.compiler,
1523 target: self.target,
1525 test_kind: self.test_kind,
1526 krate: INTERNER.intern_str(self.krate),
1531 #[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
1533 pub compiler: Compiler,
1534 pub target: Interned<String>,
1536 pub test_kind: TestKind,
1537 pub krate: Interned<String>,
1540 impl Step for Crate {
1542 const DEFAULT: bool = true;
1544 fn should_run(mut run: ShouldRun) -> ShouldRun {
1545 let builder = run.builder;
1546 run = run.krate("test");
1547 for krate in run.builder.in_tree_crates("std") {
1548 if krate.is_local(&run.builder)
1549 && !krate.name.contains("jemalloc")
1550 && !(krate.name.starts_with("rustc_") && krate.name.ends_with("san"))
1551 && krate.name != "dlmalloc"
1553 run = run.path(krate.local_path(&builder).to_str().unwrap());
1559 fn make_run(run: RunConfig) {
1560 let builder = run.builder;
1561 let compiler = builder.compiler(builder.top_stage, run.host);
1563 let make = |mode: Mode, krate: &CargoCrate| {
1564 let test_kind = builder.kind.into();
1566 builder.ensure(Crate {
1575 for krate in builder.in_tree_crates("std") {
1576 if run.path.ends_with(&krate.local_path(&builder)) {
1577 make(Mode::Std, krate);
1580 for krate in builder.in_tree_crates("test") {
1581 if run.path.ends_with(&krate.local_path(&builder)) {
1582 make(Mode::Test, krate);
1587 /// Run all unit tests plus documentation tests for a given crate defined
1588 /// by a `Cargo.toml` (single manifest)
1590 /// This is what runs tests for crates like the standard library, compiler, etc.
1591 /// It essentially is the driver for running `cargo test`.
1593 /// Currently this runs all tests for a DAG by passing a bunch of `-p foo`
1594 /// arguments, and those arguments are discovered from `cargo metadata`.
1595 fn run(self, builder: &Builder) {
1596 let compiler = self.compiler;
1597 let target = self.target;
1598 let mode = self.mode;
1599 let test_kind = self.test_kind;
1600 let krate = self.krate;
1602 builder.ensure(compile::Test { compiler, target });
1603 builder.ensure(RemoteCopyLibs { compiler, target });
1605 // If we're not doing a full bootstrap but we're testing a stage2 version of
1606 // libstd, then what we're actually testing is the libstd produced in
1607 // stage1. Reflect that here by updating the compiler that we're working
1608 // with automatically.
1609 let compiler = if builder.force_use_stage1(compiler, target) {
1610 builder.compiler(1, compiler.host)
1615 let mut cargo = builder.cargo(compiler, mode, target, test_kind.subcommand());
1618 compile::std_cargo(builder, &compiler, target, &mut cargo);
1621 compile::test_cargo(builder, &compiler, target, &mut cargo);
1624 builder.ensure(compile::Rustc { compiler, target });
1625 compile::rustc_cargo(builder, &mut cargo);
1627 _ => panic!("can only test libraries"),
1630 // Build up the base `cargo test` command.
1632 // Pass in some standard flags then iterate over the graph we've discovered
1633 // in `cargo metadata` with the maps above and figure out what `-p`
1634 // arguments need to get passed.
1635 if test_kind.subcommand() == "test" && !builder.fail_fast {
1636 cargo.arg("--no-fail-fast");
1638 match builder.doc_tests {
1643 cargo.args(&["--lib", "--bins", "--examples", "--tests", "--benches"]);
1648 cargo.arg("-p").arg(krate);
1650 // The tests are going to run with the *target* libraries, so we need to
1651 // ensure that those libraries show up in the LD_LIBRARY_PATH equivalent.
1653 // Note that to run the compiler we need to run with the *host* libraries,
1654 // but our wrapper scripts arrange for that to be the case anyway.
1655 let mut dylib_path = dylib_path();
1656 dylib_path.insert(0, PathBuf::from(&*builder.sysroot_libdir(compiler, target)));
1657 cargo.env(dylib_path_var(), env::join_paths(&dylib_path).unwrap());
1660 cargo.args(&builder.config.cmd.test_args());
1662 if !builder.config.verbose_tests {
1663 cargo.arg("--quiet");
1666 if target.contains("emscripten") {
1668 format!("CARGO_TARGET_{}_RUNNER", envify(&target)),
1673 .expect("nodejs not configured"),
1675 } else if target.starts_with("wasm32") {
1676 // Warn about running tests without the `wasm_syscall` feature enabled.
1677 // The javascript shim implements the syscall interface so that test
1678 // output can be correctly reported.
1679 if !builder.config.wasm_syscall {
1680 builder.info(&format!(
1681 "Libstd was built without `wasm_syscall` feature enabled: \
1682 test output may not be visible."
1686 // On the wasm32-unknown-unknown target we're using LTO which is
1687 // incompatible with `-C prefer-dynamic`, so disable that here
1688 cargo.env("RUSTC_NO_PREFER_DYNAMIC", "1");
1694 .expect("nodejs not configured");
1695 let runner = format!(
1696 "{} {}/src/etc/wasm32-shim.js",
1698 builder.src.display()
1700 cargo.env(format!("CARGO_TARGET_{}_RUNNER", envify(&target)), &runner);
1701 } else if builder.remote_tested(target) {
1703 format!("CARGO_TARGET_{}_RUNNER", envify(&target)),
1704 format!("{} run", builder.tool_exe(Tool::RemoteTestClient).display()),
1708 let _folder = builder.fold_output(|| {
1711 test_kind.subcommand(),
1716 builder.info(&format!(
1717 "{} {} stage{} ({} -> {})",
1718 test_kind, krate, compiler.stage, &compiler.host, target
1720 let _time = util::timeit(&builder);
1721 try_run(builder, &mut cargo);
1725 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1726 pub struct CrateRustdoc {
1727 host: Interned<String>,
1728 test_kind: TestKind,
1731 impl Step for CrateRustdoc {
1733 const DEFAULT: bool = true;
1734 const ONLY_HOSTS: bool = true;
1736 fn should_run(run: ShouldRun) -> ShouldRun {
1737 run.paths(&["src/librustdoc", "src/tools/rustdoc"])
1740 fn make_run(run: RunConfig) {
1741 let builder = run.builder;
1743 let test_kind = builder.kind.into();
1745 builder.ensure(CrateRustdoc {
1751 fn run(self, builder: &Builder) {
1752 let test_kind = self.test_kind;
1754 let compiler = builder.compiler(builder.top_stage, self.host);
1755 let target = compiler.host;
1756 builder.ensure(compile::Rustc { compiler, target });
1758 let mut cargo = tool::prepare_tool_cargo(builder,
1762 test_kind.subcommand(),
1763 "src/tools/rustdoc",
1764 SourceType::InTree);
1765 if test_kind.subcommand() == "test" && !builder.fail_fast {
1766 cargo.arg("--no-fail-fast");
1769 cargo.arg("-p").arg("rustdoc:0.0.0");
1772 cargo.args(&builder.config.cmd.test_args());
1774 if !builder.config.verbose_tests {
1775 cargo.arg("--quiet");
1778 let _folder = builder
1779 .fold_output(|| format!("{}_stage{}-rustdoc", test_kind.subcommand(), compiler.stage));
1780 builder.info(&format!(
1781 "{} rustdoc stage{} ({} -> {})",
1782 test_kind, compiler.stage, &compiler.host, target
1784 let _time = util::timeit(&builder);
1786 try_run(builder, &mut cargo);
1790 fn envify(s: &str) -> String {
1796 .flat_map(|c| c.to_uppercase())
1800 /// Some test suites are run inside emulators or on remote devices, and most
1801 /// of our test binaries are linked dynamically which means we need to ship
1802 /// the standard library and such to the emulator ahead of time. This step
1803 /// represents this and is a dependency of all test suites.
1805 /// Most of the time this is a noop. For some steps such as shipping data to
1806 /// QEMU we have to build our own tools so we've got conditional dependencies
1807 /// on those programs as well. Note that the remote test client is built for
1808 /// the build target (us) and the server is built for the target.
1809 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1810 pub struct RemoteCopyLibs {
1812 target: Interned<String>,
1815 impl Step for RemoteCopyLibs {
1818 fn should_run(run: ShouldRun) -> ShouldRun {
1822 fn run(self, builder: &Builder) {
1823 let compiler = self.compiler;
1824 let target = self.target;
1825 if !builder.remote_tested(target) {
1829 builder.ensure(compile::Test { compiler, target });
1831 builder.info(&format!("REMOTE copy libs to emulator ({})", target));
1832 t!(fs::create_dir_all(builder.out.join("tmp")));
1834 let server = builder.ensure(tool::RemoteTestServer {
1835 compiler: compiler.with_stage(0),
1839 // Spawn the emulator and wait for it to come online
1840 let tool = builder.tool_exe(Tool::RemoteTestClient);
1841 let mut cmd = Command::new(&tool);
1842 cmd.arg("spawn-emulator")
1845 .arg(builder.out.join("tmp"));
1846 if let Some(rootfs) = builder.qemu_rootfs(target) {
1849 builder.run(&mut cmd);
1851 // Push all our dylibs to the emulator
1852 for f in t!(builder.sysroot_libdir(compiler, target).read_dir()) {
1854 let name = f.file_name().into_string().unwrap();
1855 if util::is_dylib(&name) {
1856 builder.run(Command::new(&tool).arg("push").arg(f.path()));
1862 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1863 pub struct Distcheck;
1865 impl Step for Distcheck {
1868 fn should_run(run: ShouldRun) -> ShouldRun {
1869 run.path("distcheck")
1872 fn make_run(run: RunConfig) {
1873 run.builder.ensure(Distcheck);
1876 /// Run "distcheck", a 'make check' from a tarball
1877 fn run(self, builder: &Builder) {
1878 builder.info(&format!("Distcheck"));
1879 let dir = builder.out.join("tmp").join("distcheck");
1880 let _ = fs::remove_dir_all(&dir);
1881 t!(fs::create_dir_all(&dir));
1883 // Guarantee that these are built before we begin running.
1884 builder.ensure(dist::PlainSourceTarball);
1885 builder.ensure(dist::Src);
1887 let mut cmd = Command::new("tar");
1889 .arg(builder.ensure(dist::PlainSourceTarball))
1890 .arg("--strip-components=1")
1892 builder.run(&mut cmd);
1894 Command::new("./configure")
1895 .args(&builder.config.configure_args)
1896 .arg("--enable-vendor")
1900 Command::new(build_helper::make(&builder.config.build))
1905 // Now make sure that rust-src has all of libstd's dependencies
1906 builder.info(&format!("Distcheck rust-src"));
1907 let dir = builder.out.join("tmp").join("distcheck-src");
1908 let _ = fs::remove_dir_all(&dir);
1909 t!(fs::create_dir_all(&dir));
1911 let mut cmd = Command::new("tar");
1913 .arg(builder.ensure(dist::Src))
1914 .arg("--strip-components=1")
1916 builder.run(&mut cmd);
1918 let toml = dir.join("rust-src/lib/rustlib/src/rust/src/libstd/Cargo.toml");
1920 Command::new(&builder.initial_cargo)
1921 .arg("generate-lockfile")
1922 .arg("--manifest-path")
1929 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1930 pub struct Bootstrap;
1932 impl Step for Bootstrap {
1934 const DEFAULT: bool = true;
1935 const ONLY_HOSTS: bool = true;
1937 /// Test the build system itself
1938 fn run(self, builder: &Builder) {
1939 let mut cmd = Command::new(&builder.initial_cargo);
1941 .current_dir(builder.src.join("src/bootstrap"))
1942 .env("RUSTFLAGS", "-Cdebuginfo=2")
1943 .env("CARGO_TARGET_DIR", builder.out.join("bootstrap"))
1944 .env("RUSTC_BOOTSTRAP", "1")
1945 .env("RUSTC", &builder.initial_rustc);
1946 if let Some(flags) = option_env!("RUSTFLAGS") {
1947 // Use the same rustc flags for testing as for "normal" compilation,
1948 // so that Cargo doesn’t recompile the entire dependency graph every time:
1949 // https://github.com/rust-lang/rust/issues/49215
1950 cmd.env("RUSTFLAGS", flags);
1952 if !builder.fail_fast {
1953 cmd.arg("--no-fail-fast");
1955 cmd.arg("--").args(&builder.config.cmd.test_args());
1956 // rustbuild tests are racy on directory creation so just run them one at a time.
1957 // Since there's not many this shouldn't be a problem.
1958 cmd.arg("--test-threads=1");
1959 try_run(builder, &mut cmd);
1962 fn should_run(run: ShouldRun) -> ShouldRun {
1963 run.path("src/bootstrap")
1966 fn make_run(run: RunConfig) {
1967 run.builder.ensure(Bootstrap);