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_with_compare_mode!(RunPass {
759 path: "src/test/run-pass",
765 default_test!(CompileFail {
766 path: "src/test/compile-fail",
767 mode: "compile-fail",
768 suite: "compile-fail"
771 default_test!(ParseFail {
772 path: "src/test/parse-fail",
777 default_test!(RunFail {
778 path: "src/test/run-fail",
783 default_test!(RunPassValgrind {
784 path: "src/test/run-pass-valgrind",
785 mode: "run-pass-valgrind",
786 suite: "run-pass-valgrind"
789 default_test!(MirOpt {
790 path: "src/test/mir-opt",
795 default_test!(Codegen {
796 path: "src/test/codegen",
801 default_test!(CodegenUnits {
802 path: "src/test/codegen-units",
803 mode: "codegen-units",
804 suite: "codegen-units"
807 default_test!(Incremental {
808 path: "src/test/incremental",
813 default_test!(Debuginfo {
814 path: "src/test/debuginfo",
815 // What this runs varies depending on the native platform being apple
816 mode: "debuginfo-XXX",
820 host_test!(UiFullDeps {
821 path: "src/test/ui-fulldeps",
826 host_test!(RunPassFullDeps {
827 path: "src/test/run-pass-fulldeps",
829 suite: "run-pass-fulldeps"
832 host_test!(RunFailFullDeps {
833 path: "src/test/run-fail-fulldeps",
835 suite: "run-fail-fulldeps"
838 host_test!(CompileFailFullDeps {
839 path: "src/test/compile-fail-fulldeps",
840 mode: "compile-fail",
841 suite: "compile-fail-fulldeps"
844 host_test!(IncrementalFullDeps {
845 path: "src/test/incremental-fulldeps",
847 suite: "incremental-fulldeps"
851 path: "src/test/rustdoc",
857 path: "src/test/pretty",
863 test!(RunPassPretty {
864 path: "src/test/run-pass/pretty",
870 test!(RunFailPretty {
871 path: "src/test/run-fail/pretty",
877 test!(RunPassValgrindPretty {
878 path: "src/test/run-pass-valgrind/pretty",
880 suite: "run-pass-valgrind",
884 test!(RunPassFullDepsPretty {
885 path: "src/test/run-pass-fulldeps/pretty",
887 suite: "run-pass-fulldeps",
891 test!(RunFailFullDepsPretty {
892 path: "src/test/run-fail-fulldeps/pretty",
894 suite: "run-fail-fulldeps",
899 default_test!(RunMake {
900 path: "src/test/run-make",
905 host_test!(RunMakeFullDeps {
906 path: "src/test/run-make-fulldeps",
908 suite: "run-make-fulldeps"
911 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
914 target: Interned<String>,
917 path: Option<&'static str>,
918 compare_mode: Option<&'static str>,
921 impl Step for Compiletest {
924 fn should_run(run: ShouldRun) -> ShouldRun {
928 /// Executes the `compiletest` tool to run a suite of tests.
930 /// Compiles all tests with `compiler` for `target` with the specified
931 /// compiletest `mode` and `suite` arguments. For example `mode` can be
932 /// "run-pass" or `suite` can be something like `debuginfo`.
933 fn run(self, builder: &Builder) {
934 let compiler = self.compiler;
935 let target = self.target;
936 let mode = self.mode;
937 let suite = self.suite;
939 // Path for test suite
940 let suite_path = self.path.unwrap_or("");
942 // Skip codegen tests if they aren't enabled in configuration.
943 if !builder.config.codegen_tests && suite == "codegen" {
947 if suite == "debuginfo" {
948 // Skip debuginfo tests on MSVC
949 if builder.config.build.contains("msvc") {
953 if mode == "debuginfo-XXX" {
954 return if builder.config.build.contains("apple") {
955 builder.ensure(Compiletest {
956 mode: "debuginfo-lldb",
960 builder.ensure(Compiletest {
961 mode: "debuginfo-gdb",
967 builder.ensure(dist::DebuggerScripts {
968 sysroot: builder.sysroot(compiler),
973 if suite.ends_with("fulldeps") ||
974 // FIXME: Does pretty need librustc compiled? Note that there are
975 // fulldeps test suites with mode = pretty as well.
978 builder.ensure(compile::Rustc { compiler, target });
981 if builder.no_std(target) == Some(true) {
982 // the `test` doesn't compile for no-std targets
983 builder.ensure(compile::Std { compiler, target });
985 builder.ensure(compile::Test { compiler, target });
988 if builder.no_std(target) == Some(true) {
989 // for no_std run-make (e.g. thumb*),
990 // we need a host compiler which is called by cargo.
991 builder.ensure(compile::Std { compiler, target: compiler.host });
994 builder.ensure(native::TestHelpers { target });
995 builder.ensure(RemoteCopyLibs { compiler, target });
997 let mut cmd = builder.tool_cmd(Tool::Compiletest);
999 // compiletest currently has... a lot of arguments, so let's just pass all
1002 cmd.arg("--compile-lib-path")
1003 .arg(builder.rustc_libdir(compiler));
1004 cmd.arg("--run-lib-path")
1005 .arg(builder.sysroot_libdir(compiler, target));
1006 cmd.arg("--rustc-path").arg(builder.rustc(compiler));
1008 let is_rustdoc_ui = suite.ends_with("rustdoc-ui");
1010 // Avoid depending on rustdoc when we don't need it.
1011 if mode == "rustdoc"
1012 || (mode == "run-make" && suite.ends_with("fulldeps"))
1013 || (mode == "ui" && is_rustdoc_ui)
1015 cmd.arg("--rustdoc-path")
1016 .arg(builder.rustdoc(compiler.host));
1019 cmd.arg("--src-base")
1020 .arg(builder.src.join("src/test").join(suite));
1021 cmd.arg("--build-base")
1022 .arg(testdir(builder, compiler.host).join(suite));
1023 cmd.arg("--stage-id")
1024 .arg(format!("stage{}-{}", compiler.stage, target));
1025 cmd.arg("--mode").arg(mode);
1026 cmd.arg("--target").arg(target);
1027 cmd.arg("--host").arg(&*compiler.host);
1028 cmd.arg("--llvm-filecheck")
1029 .arg(builder.llvm_filecheck(builder.config.build));
1031 if builder.config.cmd.bless() {
1035 let compare_mode = builder.config.cmd.compare_mode().or(self.compare_mode);
1037 if let Some(ref nodejs) = builder.config.nodejs {
1038 cmd.arg("--nodejs").arg(nodejs);
1041 let mut flags = if is_rustdoc_ui {
1044 vec!["-Crpath".to_string()]
1047 if builder.config.rust_optimize_tests {
1048 flags.push("-O".to_string());
1050 if builder.config.rust_debuginfo_tests {
1051 flags.push("-g".to_string());
1054 flags.push("-Zunstable-options".to_string());
1055 flags.push(builder.config.cmd.rustc_args().join(" "));
1057 if let Some(linker) = builder.linker(target) {
1058 cmd.arg("--linker").arg(linker);
1061 let hostflags = flags.clone();
1062 cmd.arg("--host-rustcflags").arg(hostflags.join(" "));
1064 let mut targetflags = flags.clone();
1065 targetflags.push(format!(
1067 builder.test_helpers_out(target).display()
1069 cmd.arg("--target-rustcflags").arg(targetflags.join(" "));
1071 cmd.arg("--docck-python").arg(builder.python());
1073 if builder.config.build.ends_with("apple-darwin") {
1074 // Force /usr/bin/python on macOS for LLDB tests because we're loading the
1075 // LLDB plugin's compiled module which only works with the system python
1076 // (namely not Homebrew-installed python)
1077 cmd.arg("--lldb-python").arg("/usr/bin/python");
1079 cmd.arg("--lldb-python").arg(builder.python());
1082 if let Some(ref gdb) = builder.config.gdb {
1083 cmd.arg("--gdb").arg(gdb);
1085 if let Some(ref vers) = builder.lldb_version {
1086 cmd.arg("--lldb-version").arg(vers);
1088 if let Some(ref dir) = builder.lldb_python_dir {
1089 cmd.arg("--lldb-python-dir").arg(dir);
1092 // Get paths from cmd args
1093 let paths = match &builder.config.cmd {
1094 Subcommand::Test { ref paths, .. } => &paths[..],
1098 // Get test-args by striping suite path
1099 let mut test_args: Vec<&str> = paths
1102 match p.strip_prefix(".") {
1107 .filter(|p| p.starts_with(suite_path) && p.is_file())
1108 .map(|p| p.strip_prefix(suite_path).unwrap().to_str().unwrap())
1111 test_args.append(&mut builder.config.cmd.test_args());
1113 cmd.args(&test_args);
1115 if builder.is_verbose() {
1116 cmd.arg("--verbose");
1119 if !builder.config.verbose_tests {
1123 if builder.config.llvm_enabled {
1124 let llvm_config = builder.ensure(native::Llvm {
1125 target: builder.config.build,
1128 if !builder.config.dry_run {
1129 let llvm_version = output(Command::new(&llvm_config).arg("--version"));
1130 cmd.arg("--llvm-version").arg(llvm_version);
1132 if !builder.is_rust_llvm(target) {
1133 cmd.arg("--system-llvm");
1136 // Only pass correct values for these flags for the `run-make` suite as it
1137 // requires that a C++ compiler was configured which isn't always the case.
1138 if !builder.config.dry_run && suite == "run-make-fulldeps" {
1139 let llvm_components = output(Command::new(&llvm_config).arg("--components"));
1140 let llvm_cxxflags = output(Command::new(&llvm_config).arg("--cxxflags"));
1142 .arg(builder.cc(target))
1144 .arg(builder.cxx(target).unwrap())
1146 .arg(builder.cflags(target, GitRepo::Rustc).join(" "))
1147 .arg("--llvm-components")
1148 .arg(llvm_components.trim())
1149 .arg("--llvm-cxxflags")
1150 .arg(llvm_cxxflags.trim());
1151 if let Some(ar) = builder.ar(target) {
1152 cmd.arg("--ar").arg(ar);
1156 if suite == "run-make-fulldeps" && !builder.config.llvm_enabled {
1157 builder.info(&format!(
1158 "Ignoring run-make test suite as they generally don't work without LLVM"
1163 if suite != "run-make-fulldeps" {
1170 .arg("--llvm-components")
1172 .arg("--llvm-cxxflags")
1176 if builder.remote_tested(target) {
1177 cmd.arg("--remote-test-client")
1178 .arg(builder.tool_exe(Tool::RemoteTestClient));
1181 // Running a C compiler on MSVC requires a few env vars to be set, to be
1182 // sure to set them here.
1184 // Note that if we encounter `PATH` we make sure to append to our own `PATH`
1185 // rather than stomp over it.
1186 if target.contains("msvc") {
1187 for &(ref k, ref v) in builder.cc[&target].env() {
1193 cmd.env("RUSTC_BOOTSTRAP", "1");
1194 builder.add_rust_test_threads(&mut cmd);
1196 if builder.config.sanitizers {
1197 cmd.env("SANITIZER_SUPPORT", "1");
1200 if builder.config.profiler {
1201 cmd.env("PROFILER_SUPPORT", "1");
1204 cmd.env("RUST_TEST_TMPDIR", builder.out.join("tmp"));
1206 cmd.arg("--adb-path").arg("adb");
1207 cmd.arg("--adb-test-dir").arg(ADB_TEST_DIR);
1208 if target.contains("android") {
1209 // Assume that cc for this target comes from the android sysroot
1210 cmd.arg("--android-cross-path")
1211 .arg(builder.cc(target).parent().unwrap().parent().unwrap());
1213 cmd.arg("--android-cross-path").arg("");
1216 builder.ci_env.force_coloring_in_ci(&mut cmd);
1218 let _folder = builder.fold_output(|| format!("test_{}", suite));
1219 builder.info(&format!(
1220 "Check compiletest suite={} mode={} ({} -> {})",
1221 suite, mode, &compiler.host, target
1223 let _time = util::timeit(&builder);
1224 try_run(builder, &mut cmd);
1226 if let Some(compare_mode) = compare_mode {
1227 cmd.arg("--compare-mode").arg(compare_mode);
1228 let _folder = builder.fold_output(|| format!("test_{}_{}", suite, compare_mode));
1229 builder.info(&format!(
1230 "Check compiletest suite={} mode={} compare_mode={} ({} -> {})",
1231 suite, mode, compare_mode, &compiler.host, target
1233 let _time = util::timeit(&builder);
1234 try_run(builder, &mut cmd);
1239 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1247 impl Step for DocTest {
1249 const ONLY_HOSTS: bool = true;
1251 fn should_run(run: ShouldRun) -> ShouldRun {
1255 /// Run `rustdoc --test` for all documentation in `src/doc`.
1257 /// This will run all tests in our markdown documentation (e.g. the book)
1258 /// located in `src/doc`. The `rustdoc` that's run is the one that sits next to
1260 fn run(self, builder: &Builder) {
1261 let compiler = self.compiler;
1263 builder.ensure(compile::Test {
1265 target: compiler.host,
1268 // Do a breadth-first traversal of the `src/doc` directory and just run
1269 // tests for all files that end in `*.md`
1270 let mut stack = vec![builder.src.join(self.path)];
1271 let _time = util::timeit(&builder);
1272 let _folder = builder.fold_output(|| format!("test_{}", self.name));
1274 let mut files = Vec::new();
1275 while let Some(p) = stack.pop() {
1277 stack.extend(t!(p.read_dir()).map(|p| t!(p).path()));
1281 if p.extension().and_then(|s| s.to_str()) != Some("md") {
1285 // The nostarch directory in the book is for no starch, and so isn't
1286 // guaranteed to builder. We don't care if it doesn't build, so skip it.
1287 if p.to_str().map_or(false, |p| p.contains("nostarch")) {
1296 let mut toolstate = ToolState::TestPass;
1298 if !markdown_test(builder, compiler, &file) {
1299 toolstate = ToolState::TestFail;
1302 if self.is_ext_doc {
1303 builder.save_toolstate(self.name, toolstate);
1308 macro_rules! test_book {
1309 ($($name:ident, $path:expr, $book_name:expr, default=$default:expr;)+) => {
1311 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1316 impl Step for $name {
1318 const DEFAULT: bool = $default;
1319 const ONLY_HOSTS: bool = true;
1321 fn should_run(run: ShouldRun) -> ShouldRun {
1325 fn make_run(run: RunConfig) {
1326 run.builder.ensure($name {
1327 compiler: run.builder.compiler(run.builder.top_stage, run.host),
1331 fn run(self, builder: &Builder) {
1332 builder.ensure(DocTest {
1333 compiler: self.compiler,
1336 is_ext_doc: !$default,
1345 Nomicon, "src/doc/nomicon", "nomicon", default=false;
1346 Reference, "src/doc/reference", "reference", default=false;
1347 RustdocBook, "src/doc/rustdoc", "rustdoc", default=true;
1348 RustcBook, "src/doc/rustc", "rustc", default=true;
1349 RustByExample, "src/doc/rust-by-example", "rust-by-example", default=false;
1350 TheBook, "src/doc/book", "book", default=false;
1351 UnstableBook, "src/doc/unstable-book", "unstable-book", default=true;
1354 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1355 pub struct ErrorIndex {
1359 impl Step for ErrorIndex {
1361 const DEFAULT: bool = true;
1362 const ONLY_HOSTS: bool = true;
1364 fn should_run(run: ShouldRun) -> ShouldRun {
1365 run.path("src/tools/error_index_generator")
1368 fn make_run(run: RunConfig) {
1369 run.builder.ensure(ErrorIndex {
1370 compiler: run.builder.compiler(run.builder.top_stage, run.host),
1374 /// Run the error index generator tool to execute the tests located in the error
1377 /// The `error_index_generator` tool lives in `src/tools` and is used to
1378 /// generate a markdown file from the error indexes of the code base which is
1379 /// then passed to `rustdoc --test`.
1380 fn run(self, builder: &Builder) {
1381 let compiler = self.compiler;
1383 builder.ensure(compile::Std {
1385 target: compiler.host,
1388 let dir = testdir(builder, compiler.host);
1389 t!(fs::create_dir_all(&dir));
1390 let output = dir.join("error-index.md");
1392 let mut tool = builder.tool_cmd(Tool::ErrorIndex);
1393 tool.arg("markdown")
1395 .env("CFG_BUILD", &builder.config.build)
1396 .env("RUSTC_ERROR_METADATA_DST", builder.extended_error_dir());
1398 let _folder = builder.fold_output(|| "test_error_index");
1399 builder.info(&format!("Testing error-index stage{}", compiler.stage));
1400 let _time = util::timeit(&builder);
1401 builder.run(&mut tool);
1402 markdown_test(builder, compiler, &output);
1406 fn markdown_test(builder: &Builder, compiler: Compiler, markdown: &Path) -> bool {
1407 match File::open(markdown) {
1409 let mut contents = String::new();
1410 t!(file.read_to_string(&mut contents));
1411 if !contents.contains("```") {
1418 builder.info(&format!("doc tests for: {}", markdown.display()));
1419 let mut cmd = builder.rustdoc_cmd(compiler.host);
1420 builder.add_rust_test_threads(&mut cmd);
1423 cmd.env("RUSTC_BOOTSTRAP", "1");
1425 let test_args = builder.config.cmd.test_args().join(" ");
1426 cmd.arg("--test-args").arg(test_args);
1428 if builder.config.verbose_tests {
1429 try_run(builder, &mut cmd)
1431 try_run_quiet(builder, &mut cmd)
1435 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1436 pub struct CrateLibrustc {
1438 target: Interned<String>,
1439 test_kind: TestKind,
1440 krate: Interned<String>,
1443 impl Step for CrateLibrustc {
1445 const DEFAULT: bool = true;
1446 const ONLY_HOSTS: bool = true;
1448 fn should_run(run: ShouldRun) -> ShouldRun {
1449 run.krate("rustc-main")
1452 fn make_run(run: RunConfig) {
1453 let builder = run.builder;
1454 let compiler = builder.compiler(builder.top_stage, run.host);
1456 for krate in builder.in_tree_crates("rustc-main") {
1457 if run.path.ends_with(&krate.path) {
1458 let test_kind = builder.kind.into();
1460 builder.ensure(CrateLibrustc {
1470 fn run(self, builder: &Builder) {
1471 builder.ensure(Crate {
1472 compiler: self.compiler,
1473 target: self.target,
1475 test_kind: self.test_kind,
1481 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1482 pub struct CrateNotDefault {
1484 target: Interned<String>,
1485 test_kind: TestKind,
1486 krate: &'static str,
1489 impl Step for CrateNotDefault {
1492 fn should_run(run: ShouldRun) -> ShouldRun {
1493 run.path("src/liballoc_jemalloc")
1494 .path("src/librustc_asan")
1495 .path("src/librustc_lsan")
1496 .path("src/librustc_msan")
1497 .path("src/librustc_tsan")
1500 fn make_run(run: RunConfig) {
1501 let builder = run.builder;
1502 let compiler = builder.compiler(builder.top_stage, run.host);
1504 let test_kind = builder.kind.into();
1506 builder.ensure(CrateNotDefault {
1510 krate: match run.path {
1511 _ if run.path.ends_with("src/liballoc_jemalloc") => "alloc_jemalloc",
1512 _ if run.path.ends_with("src/librustc_asan") => "rustc_asan",
1513 _ if run.path.ends_with("src/librustc_lsan") => "rustc_lsan",
1514 _ if run.path.ends_with("src/librustc_msan") => "rustc_msan",
1515 _ if run.path.ends_with("src/librustc_tsan") => "rustc_tsan",
1516 _ => panic!("unexpected path {:?}", run.path),
1521 fn run(self, builder: &Builder) {
1522 builder.ensure(Crate {
1523 compiler: self.compiler,
1524 target: self.target,
1526 test_kind: self.test_kind,
1527 krate: INTERNER.intern_str(self.krate),
1532 #[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
1534 pub compiler: Compiler,
1535 pub target: Interned<String>,
1537 pub test_kind: TestKind,
1538 pub krate: Interned<String>,
1541 impl Step for Crate {
1543 const DEFAULT: bool = true;
1545 fn should_run(mut run: ShouldRun) -> ShouldRun {
1546 let builder = run.builder;
1547 run = run.krate("test");
1548 for krate in run.builder.in_tree_crates("std") {
1549 if krate.is_local(&run.builder)
1550 && !krate.name.contains("jemalloc")
1551 && !(krate.name.starts_with("rustc_") && krate.name.ends_with("san"))
1552 && krate.name != "dlmalloc"
1554 run = run.path(krate.local_path(&builder).to_str().unwrap());
1560 fn make_run(run: RunConfig) {
1561 let builder = run.builder;
1562 let compiler = builder.compiler(builder.top_stage, run.host);
1564 let make = |mode: Mode, krate: &CargoCrate| {
1565 let test_kind = builder.kind.into();
1567 builder.ensure(Crate {
1576 for krate in builder.in_tree_crates("std") {
1577 if run.path.ends_with(&krate.local_path(&builder)) {
1578 make(Mode::Std, krate);
1581 for krate in builder.in_tree_crates("test") {
1582 if run.path.ends_with(&krate.local_path(&builder)) {
1583 make(Mode::Test, krate);
1588 /// Run all unit tests plus documentation tests for a given crate defined
1589 /// by a `Cargo.toml` (single manifest)
1591 /// This is what runs tests for crates like the standard library, compiler, etc.
1592 /// It essentially is the driver for running `cargo test`.
1594 /// Currently this runs all tests for a DAG by passing a bunch of `-p foo`
1595 /// arguments, and those arguments are discovered from `cargo metadata`.
1596 fn run(self, builder: &Builder) {
1597 let compiler = self.compiler;
1598 let target = self.target;
1599 let mode = self.mode;
1600 let test_kind = self.test_kind;
1601 let krate = self.krate;
1603 builder.ensure(compile::Test { compiler, target });
1604 builder.ensure(RemoteCopyLibs { compiler, target });
1606 // If we're not doing a full bootstrap but we're testing a stage2 version of
1607 // libstd, then what we're actually testing is the libstd produced in
1608 // stage1. Reflect that here by updating the compiler that we're working
1609 // with automatically.
1610 let compiler = if builder.force_use_stage1(compiler, target) {
1611 builder.compiler(1, compiler.host)
1616 let mut cargo = builder.cargo(compiler, mode, target, test_kind.subcommand());
1619 compile::std_cargo(builder, &compiler, target, &mut cargo);
1622 compile::test_cargo(builder, &compiler, target, &mut cargo);
1625 builder.ensure(compile::Rustc { compiler, target });
1626 compile::rustc_cargo(builder, &mut cargo);
1628 _ => panic!("can only test libraries"),
1631 // Build up the base `cargo test` command.
1633 // Pass in some standard flags then iterate over the graph we've discovered
1634 // in `cargo metadata` with the maps above and figure out what `-p`
1635 // arguments need to get passed.
1636 if test_kind.subcommand() == "test" && !builder.fail_fast {
1637 cargo.arg("--no-fail-fast");
1639 match builder.doc_tests {
1644 cargo.args(&["--lib", "--bins", "--examples", "--tests", "--benches"]);
1649 cargo.arg("-p").arg(krate);
1651 // The tests are going to run with the *target* libraries, so we need to
1652 // ensure that those libraries show up in the LD_LIBRARY_PATH equivalent.
1654 // Note that to run the compiler we need to run with the *host* libraries,
1655 // but our wrapper scripts arrange for that to be the case anyway.
1656 let mut dylib_path = dylib_path();
1657 dylib_path.insert(0, PathBuf::from(&*builder.sysroot_libdir(compiler, target)));
1658 cargo.env(dylib_path_var(), env::join_paths(&dylib_path).unwrap());
1661 cargo.args(&builder.config.cmd.test_args());
1663 if !builder.config.verbose_tests {
1664 cargo.arg("--quiet");
1667 if target.contains("emscripten") {
1669 format!("CARGO_TARGET_{}_RUNNER", envify(&target)),
1674 .expect("nodejs not configured"),
1676 } else if target.starts_with("wasm32") {
1677 // Warn about running tests without the `wasm_syscall` feature enabled.
1678 // The javascript shim implements the syscall interface so that test
1679 // output can be correctly reported.
1680 if !builder.config.wasm_syscall {
1681 builder.info(&format!(
1682 "Libstd was built without `wasm_syscall` feature enabled: \
1683 test output may not be visible."
1687 // On the wasm32-unknown-unknown target we're using LTO which is
1688 // incompatible with `-C prefer-dynamic`, so disable that here
1689 cargo.env("RUSTC_NO_PREFER_DYNAMIC", "1");
1695 .expect("nodejs not configured");
1696 let runner = format!(
1697 "{} {}/src/etc/wasm32-shim.js",
1699 builder.src.display()
1701 cargo.env(format!("CARGO_TARGET_{}_RUNNER", envify(&target)), &runner);
1702 } else if builder.remote_tested(target) {
1704 format!("CARGO_TARGET_{}_RUNNER", envify(&target)),
1705 format!("{} run", builder.tool_exe(Tool::RemoteTestClient).display()),
1709 let _folder = builder.fold_output(|| {
1712 test_kind.subcommand(),
1717 builder.info(&format!(
1718 "{} {} stage{} ({} -> {})",
1719 test_kind, krate, compiler.stage, &compiler.host, target
1721 let _time = util::timeit(&builder);
1722 try_run(builder, &mut cargo);
1726 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1727 pub struct CrateRustdoc {
1728 host: Interned<String>,
1729 test_kind: TestKind,
1732 impl Step for CrateRustdoc {
1734 const DEFAULT: bool = true;
1735 const ONLY_HOSTS: bool = true;
1737 fn should_run(run: ShouldRun) -> ShouldRun {
1738 run.paths(&["src/librustdoc", "src/tools/rustdoc"])
1741 fn make_run(run: RunConfig) {
1742 let builder = run.builder;
1744 let test_kind = builder.kind.into();
1746 builder.ensure(CrateRustdoc {
1752 fn run(self, builder: &Builder) {
1753 let test_kind = self.test_kind;
1755 let compiler = builder.compiler(builder.top_stage, self.host);
1756 let target = compiler.host;
1757 builder.ensure(compile::Rustc { compiler, target });
1759 let mut cargo = tool::prepare_tool_cargo(builder,
1763 test_kind.subcommand(),
1764 "src/tools/rustdoc",
1765 SourceType::InTree);
1766 if test_kind.subcommand() == "test" && !builder.fail_fast {
1767 cargo.arg("--no-fail-fast");
1770 cargo.arg("-p").arg("rustdoc:0.0.0");
1773 cargo.args(&builder.config.cmd.test_args());
1775 if !builder.config.verbose_tests {
1776 cargo.arg("--quiet");
1779 let _folder = builder
1780 .fold_output(|| format!("{}_stage{}-rustdoc", test_kind.subcommand(), compiler.stage));
1781 builder.info(&format!(
1782 "{} rustdoc stage{} ({} -> {})",
1783 test_kind, compiler.stage, &compiler.host, target
1785 let _time = util::timeit(&builder);
1787 try_run(builder, &mut cargo);
1791 fn envify(s: &str) -> String {
1797 .flat_map(|c| c.to_uppercase())
1801 /// Some test suites are run inside emulators or on remote devices, and most
1802 /// of our test binaries are linked dynamically which means we need to ship
1803 /// the standard library and such to the emulator ahead of time. This step
1804 /// represents this and is a dependency of all test suites.
1806 /// Most of the time this is a noop. For some steps such as shipping data to
1807 /// QEMU we have to build our own tools so we've got conditional dependencies
1808 /// on those programs as well. Note that the remote test client is built for
1809 /// the build target (us) and the server is built for the target.
1810 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1811 pub struct RemoteCopyLibs {
1813 target: Interned<String>,
1816 impl Step for RemoteCopyLibs {
1819 fn should_run(run: ShouldRun) -> ShouldRun {
1823 fn run(self, builder: &Builder) {
1824 let compiler = self.compiler;
1825 let target = self.target;
1826 if !builder.remote_tested(target) {
1830 builder.ensure(compile::Test { compiler, target });
1832 builder.info(&format!("REMOTE copy libs to emulator ({})", target));
1833 t!(fs::create_dir_all(builder.out.join("tmp")));
1835 let server = builder.ensure(tool::RemoteTestServer {
1836 compiler: compiler.with_stage(0),
1840 // Spawn the emulator and wait for it to come online
1841 let tool = builder.tool_exe(Tool::RemoteTestClient);
1842 let mut cmd = Command::new(&tool);
1843 cmd.arg("spawn-emulator")
1846 .arg(builder.out.join("tmp"));
1847 if let Some(rootfs) = builder.qemu_rootfs(target) {
1850 builder.run(&mut cmd);
1852 // Push all our dylibs to the emulator
1853 for f in t!(builder.sysroot_libdir(compiler, target).read_dir()) {
1855 let name = f.file_name().into_string().unwrap();
1856 if util::is_dylib(&name) {
1857 builder.run(Command::new(&tool).arg("push").arg(f.path()));
1863 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1864 pub struct Distcheck;
1866 impl Step for Distcheck {
1869 fn should_run(run: ShouldRun) -> ShouldRun {
1870 run.path("distcheck")
1873 fn make_run(run: RunConfig) {
1874 run.builder.ensure(Distcheck);
1877 /// Run "distcheck", a 'make check' from a tarball
1878 fn run(self, builder: &Builder) {
1879 builder.info(&format!("Distcheck"));
1880 let dir = builder.out.join("tmp").join("distcheck");
1881 let _ = fs::remove_dir_all(&dir);
1882 t!(fs::create_dir_all(&dir));
1884 // Guarantee that these are built before we begin running.
1885 builder.ensure(dist::PlainSourceTarball);
1886 builder.ensure(dist::Src);
1888 let mut cmd = Command::new("tar");
1890 .arg(builder.ensure(dist::PlainSourceTarball))
1891 .arg("--strip-components=1")
1893 builder.run(&mut cmd);
1895 Command::new("./configure")
1896 .args(&builder.config.configure_args)
1897 .arg("--enable-vendor")
1901 Command::new(build_helper::make(&builder.config.build))
1906 // Now make sure that rust-src has all of libstd's dependencies
1907 builder.info(&format!("Distcheck rust-src"));
1908 let dir = builder.out.join("tmp").join("distcheck-src");
1909 let _ = fs::remove_dir_all(&dir);
1910 t!(fs::create_dir_all(&dir));
1912 let mut cmd = Command::new("tar");
1914 .arg(builder.ensure(dist::Src))
1915 .arg("--strip-components=1")
1917 builder.run(&mut cmd);
1919 let toml = dir.join("rust-src/lib/rustlib/src/rust/src/libstd/Cargo.toml");
1921 Command::new(&builder.initial_cargo)
1922 .arg("generate-lockfile")
1923 .arg("--manifest-path")
1930 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
1931 pub struct Bootstrap;
1933 impl Step for Bootstrap {
1935 const DEFAULT: bool = true;
1936 const ONLY_HOSTS: bool = true;
1938 /// Test the build system itself
1939 fn run(self, builder: &Builder) {
1940 let mut cmd = Command::new(&builder.initial_cargo);
1942 .current_dir(builder.src.join("src/bootstrap"))
1943 .env("RUSTFLAGS", "-Cdebuginfo=2")
1944 .env("CARGO_TARGET_DIR", builder.out.join("bootstrap"))
1945 .env("RUSTC_BOOTSTRAP", "1")
1946 .env("RUSTC", &builder.initial_rustc);
1947 if let Some(flags) = option_env!("RUSTFLAGS") {
1948 // Use the same rustc flags for testing as for "normal" compilation,
1949 // so that Cargo doesn’t recompile the entire dependency graph every time:
1950 // https://github.com/rust-lang/rust/issues/49215
1951 cmd.env("RUSTFLAGS", flags);
1953 if !builder.fail_fast {
1954 cmd.arg("--no-fail-fast");
1956 cmd.arg("--").args(&builder.config.cmd.test_args());
1957 // rustbuild tests are racy on directory creation so just run them one at a time.
1958 // Since there's not many this shouldn't be a problem.
1959 cmd.arg("--test-threads=1");
1960 try_run(builder, &mut cmd);
1963 fn should_run(run: ShouldRun) -> ShouldRun {
1964 run.path("src/bootstrap")
1967 fn make_run(run: RunConfig) {
1968 run.builder.ensure(Bootstrap);