981 lines
29 KiB
Rust
981 lines
29 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#[doc(hidden)];
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// Support code for rustc's built in test runner generator. Currently,
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// none of this is meant for users. It is intended to support the
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// simplest interface possible for representing and running tests
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// while providing a base that other test frameworks may build off of.
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use getopts;
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use sort;
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use term;
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use core::cmp::Eq;
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use core::to_str::ToStr;
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use core::either::Either;
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use core::either;
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use core::io::WriterUtil;
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use core::io;
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use core::libc::size_t;
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use core::comm::{stream, Chan, Port, SharedChan};
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use core::option;
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use core::prelude::*;
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use core::result;
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use core::str;
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use core::task;
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use core::vec;
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pub mod rustrt {
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use core::libc::size_t;
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#[abi = "cdecl"]
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pub extern {
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pub unsafe fn rust_sched_threads() -> size_t;
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}
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}
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// The name of a test. By convention this follows the rules for rust
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// paths; i.e. it should be a series of identifiers seperated by double
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// colons. This way if some test runner wants to arrange the tests
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// hierarchically it may.
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pub enum TestName {
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StaticTestName(&static/str),
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DynTestName(~str)
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}
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impl ToStr for TestName {
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pure fn to_str(&self) -> ~str {
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match self {
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&StaticTestName(s) => s.to_str(),
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&DynTestName(s) => s.to_str()
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}
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}
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}
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// A function that runs a test. If the function returns successfully,
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// the test succeeds; if the function fails then the test fails. We
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// may need to come up with a more clever definition of test in order
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// to support isolation of tests into tasks.
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pub enum TestFn {
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StaticTestFn(extern fn()),
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StaticBenchFn(extern fn(&mut BenchHarness)),
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DynTestFn(~fn()),
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DynBenchFn(~fn(&mut BenchHarness))
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}
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// Structure passed to BenchFns
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pub struct BenchHarness {
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iterations: u64,
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ns_start: u64,
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ns_end: u64,
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bytes: u64
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}
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// The definition of a single test. A test runner will run a list of
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// these.
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pub struct TestDesc {
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name: TestName,
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ignore: bool,
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should_fail: bool
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}
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pub struct TestDescAndFn {
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desc: TestDesc,
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testfn: TestFn,
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}
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// The default console test runner. It accepts the command line
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// arguments and a vector of test_descs.
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pub fn test_main(args: &[~str], tests: ~[TestDescAndFn]) {
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let opts =
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match parse_opts(args) {
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either::Left(o) => o,
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either::Right(m) => fail!(m)
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};
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if !run_tests_console(&opts, tests) { fail!(~"Some tests failed"); }
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}
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// A variant optimized for invocation with a static test vector.
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// This will fail (intentionally) when fed any dynamic tests, because
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// it is copying the static values out into a dynamic vector and cannot
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// copy dynamic values. It is doing this because from this point on
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// a ~[TestDescAndFn] is used in order to effect ownership-transfer
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// semantics into parallel test runners, which in turn requires a ~[]
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// rather than a &[].
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pub fn test_main_static(args: &[~str], tests: &[TestDescAndFn]) {
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let owned_tests = do tests.map |t| {
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match t.testfn {
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StaticTestFn(f) =>
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TestDescAndFn { testfn: StaticTestFn(f), desc: copy t.desc },
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StaticBenchFn(f) =>
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TestDescAndFn { testfn: StaticBenchFn(f), desc: copy t.desc },
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_ => {
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fail!(~"non-static tests passed to test::test_main_static");
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}
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}
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};
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test_main(args, owned_tests)
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}
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pub struct TestOpts {
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filter: Option<~str>,
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run_ignored: bool,
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run_tests: bool,
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run_benchmarks: bool,
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save_results: Option<Path>,
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compare_results: Option<Path>,
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logfile: Option<Path>
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}
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type OptRes = Either<TestOpts, ~str>;
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// Parses command line arguments into test options
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pub fn parse_opts(args: &[~str]) -> OptRes {
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let args_ = vec::tail(args);
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let opts = ~[getopts::optflag(~"ignored"),
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getopts::optflag(~"test"),
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getopts::optflag(~"bench"),
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getopts::optopt(~"save"),
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getopts::optopt(~"diff"),
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getopts::optopt(~"logfile")];
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let matches =
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match getopts::getopts(args_, opts) {
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Ok(m) => m,
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Err(f) => return either::Right(getopts::fail_str(f))
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};
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let filter =
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if vec::len(matches.free) > 0 {
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option::Some(matches.free[0])
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} else { option::None };
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let run_ignored = getopts::opt_present(&matches, ~"ignored");
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let logfile = getopts::opt_maybe_str(&matches, ~"logfile");
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let logfile = logfile.map(|s| Path(*s));
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let run_benchmarks = getopts::opt_present(&matches, ~"bench");
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let run_tests = ! run_benchmarks ||
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getopts::opt_present(&matches, ~"test");
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let save_results = getopts::opt_maybe_str(&matches, ~"save");
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let save_results = save_results.map(|s| Path(*s));
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let compare_results = getopts::opt_maybe_str(&matches, ~"diff");
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let compare_results = compare_results.map(|s| Path(*s));
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let test_opts = TestOpts {
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filter: filter,
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run_ignored: run_ignored,
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run_tests: run_tests,
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run_benchmarks: run_benchmarks,
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save_results: save_results,
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compare_results: compare_results,
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logfile: logfile
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};
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either::Left(test_opts)
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}
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#[deriving_eq]
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pub struct BenchSamples {
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ns_iter_samples: ~[f64],
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mb_s: uint
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}
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#[deriving_eq]
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pub enum TestResult { TrOk, TrFailed, TrIgnored, TrBench(BenchSamples) }
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struct ConsoleTestState {
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out: io::Writer,
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log_out: Option<io::Writer>,
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use_color: bool,
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mut total: uint,
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mut passed: uint,
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mut failed: uint,
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mut ignored: uint,
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mut benchmarked: uint,
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mut failures: ~[TestDesc]
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}
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// A simple console test runner
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pub fn run_tests_console(opts: &TestOpts,
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tests: ~[TestDescAndFn]) -> bool {
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fn callback(event: &TestEvent, st: @ConsoleTestState) {
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debug!("callback(event=%?)", event);
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match *event {
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TeFiltered(ref filtered_tests) => {
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st.total = filtered_tests.len();
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let noun = if st.total != 1 { ~"tests" } else { ~"test" };
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st.out.write_line(fmt!("\nrunning %u %s", st.total, noun));
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}
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TeWait(ref test) => st.out.write_str(
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fmt!("test %s ... ", test.name.to_str())),
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TeResult(copy test, result) => {
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match st.log_out {
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Some(f) => write_log(f, result, &test),
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None => ()
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}
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match result {
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TrOk => {
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st.passed += 1;
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write_ok(st.out, st.use_color);
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st.out.write_line(~"");
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}
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TrFailed => {
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st.failed += 1;
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write_failed(st.out, st.use_color);
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st.out.write_line(~"");
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st.failures.push(test);
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}
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TrIgnored => {
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st.ignored += 1;
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write_ignored(st.out, st.use_color);
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st.out.write_line(~"");
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}
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TrBench(bs) => {
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st.benchmarked += 1u;
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write_bench(st.out, st.use_color);
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st.out.write_line(fmt!(": %s",
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fmt_bench_samples(&bs)));
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}
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}
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}
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}
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}
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let log_out = match opts.logfile {
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Some(ref path) => match io::file_writer(path,
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~[io::Create,
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io::Truncate]) {
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result::Ok(w) => Some(w),
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result::Err(ref s) => {
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fail!(fmt!("can't open output file: %s", *s))
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}
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},
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None => None
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};
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let st = @ConsoleTestState {
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out: io::stdout(),
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log_out: log_out,
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use_color: use_color(),
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mut total: 0u,
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mut passed: 0u,
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mut failed: 0u,
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mut ignored: 0u,
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mut benchmarked: 0u,
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mut failures: ~[]
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};
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run_tests(opts, tests, |x| callback(&x, st));
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fail_unless!(st.passed + st.failed +
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st.ignored + st.benchmarked == st.total);
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let success = st.failed == 0u;
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if !success {
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print_failures(st);
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}
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st.out.write_str(fmt!("\nresult: "));
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if success {
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// There's no parallelism at this point so it's safe to use color
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write_ok(st.out, true);
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} else {
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write_failed(st.out, true);
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}
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st.out.write_str(fmt!(". %u passed; %u failed; %u ignored\n\n",
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st.passed, st.failed, st.ignored));
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return success;
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fn fmt_bench_samples(bs: &BenchSamples) -> ~str {
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use stats::Stats;
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if bs.mb_s != 0 {
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fmt!("%u ns/iter (+/- %u) = %u MB/s",
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bs.ns_iter_samples.median() as uint,
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3 * (bs.ns_iter_samples.median_abs_dev() as uint),
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bs.mb_s)
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} else {
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fmt!("%u ns/iter (+/- %u)",
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bs.ns_iter_samples.median() as uint,
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3 * (bs.ns_iter_samples.median_abs_dev() as uint))
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}
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}
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fn write_log(out: io::Writer, result: TestResult, test: &TestDesc) {
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out.write_line(fmt!("%s %s",
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match result {
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TrOk => ~"ok",
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TrFailed => ~"failed",
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TrIgnored => ~"ignored",
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TrBench(ref bs) => fmt_bench_samples(bs)
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}, test.name.to_str()));
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}
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fn write_ok(out: io::Writer, use_color: bool) {
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write_pretty(out, ~"ok", term::color_green, use_color);
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}
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fn write_failed(out: io::Writer, use_color: bool) {
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write_pretty(out, ~"FAILED", term::color_red, use_color);
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}
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fn write_ignored(out: io::Writer, use_color: bool) {
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write_pretty(out, ~"ignored", term::color_yellow, use_color);
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}
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fn write_bench(out: io::Writer, use_color: bool) {
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write_pretty(out, ~"bench", term::color_cyan, use_color);
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}
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fn write_pretty(out: io::Writer, word: &str, color: u8, use_color: bool) {
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if use_color && term::color_supported() {
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term::fg(out, color);
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}
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out.write_str(word);
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if use_color && term::color_supported() {
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term::reset(out);
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}
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}
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}
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fn print_failures(st: @ConsoleTestState) {
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st.out.write_line(~"\nfailures:");
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let mut failures = st.failures.map(|t| t.name.to_str());
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sort::tim_sort(failures);
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for vec::each(failures) |name| {
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st.out.write_line(fmt!(" %s", name.to_str()));
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}
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}
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#[test]
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fn should_sort_failures_before_printing_them() {
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fn dummy() {}
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let s = do io::with_str_writer |wr| {
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let test_a = TestDesc {
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name: StaticTestName("a"),
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ignore: false,
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should_fail: false
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};
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let test_b = TestDesc {
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name: StaticTestName("b"),
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ignore: false,
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should_fail: false
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};
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let st = @ConsoleTestState {
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out: wr,
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log_out: option::None,
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use_color: false,
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mut total: 0u,
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mut passed: 0u,
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mut failed: 0u,
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mut ignored: 0u,
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mut benchmarked: 0u,
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mut failures: ~[test_b, test_a]
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};
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print_failures(st);
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};
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let apos = str::find_str(s, ~"a").get();
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let bpos = str::find_str(s, ~"b").get();
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fail_unless!(apos < bpos);
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}
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fn use_color() -> bool { return get_concurrency() == 1; }
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enum TestEvent {
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TeFiltered(~[TestDesc]),
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TeWait(TestDesc),
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TeResult(TestDesc, TestResult),
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}
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type MonitorMsg = (TestDesc, TestResult);
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fn run_tests(opts: &TestOpts,
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tests: ~[TestDescAndFn],
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callback: @fn(e: TestEvent)) {
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let mut filtered_tests = filter_tests(opts, tests);
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let filtered_descs = filtered_tests.map(|t| t.desc);
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callback(TeFiltered(filtered_descs));
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let mut (filtered_tests,
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filtered_benchs) =
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do vec::partition(filtered_tests) |e| {
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match e.testfn {
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StaticTestFn(_) | DynTestFn(_) => true,
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StaticBenchFn(_) | DynBenchFn(_) => false
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}
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};
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// It's tempting to just spawn all the tests at once, but since we have
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// many tests that run in other processes we would be making a big mess.
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let concurrency = get_concurrency();
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debug!("using %u test tasks", concurrency);
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let mut remaining = filtered_tests;
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vec::reverse(remaining);
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let mut pending = 0;
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let (p, ch) = stream();
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let ch = SharedChan(ch);
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while pending > 0 || !remaining.is_empty() {
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while pending < concurrency && !remaining.is_empty() {
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let test = remaining.pop();
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if concurrency == 1 {
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// We are doing one test at a time so we can print the name
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// of the test before we run it. Useful for debugging tests
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// that hang forever.
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callback(TeWait(test.desc));
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}
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run_test(!opts.run_tests, test, ch.clone());
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pending += 1;
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}
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let (desc, result) = p.recv();
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if concurrency != 1 {
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callback(TeWait(desc));
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}
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callback(TeResult(desc, result));
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pending -= 1;
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}
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// All benchmarks run at the end, in serial.
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do vec::consume(filtered_benchs) |_, b| {
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callback(TeWait(copy b.desc));
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run_test(!opts.run_benchmarks, b, ch.clone());
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let (test, result) = p.recv();
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callback(TeResult(test, result));
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}
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}
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|
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// Windows tends to dislike being overloaded with threads.
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#[cfg(windows)]
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const sched_overcommit : uint = 1;
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#[cfg(unix)]
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const sched_overcommit : uint = 4u;
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fn get_concurrency() -> uint {
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unsafe {
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let threads = rustrt::rust_sched_threads() as uint;
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if threads == 1 { 1 }
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else { threads * sched_overcommit }
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}
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}
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|
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#[allow(non_implicitly_copyable_typarams)]
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pub fn filter_tests(
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opts: &TestOpts,
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tests: ~[TestDescAndFn]) -> ~[TestDescAndFn]
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{
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let mut filtered = tests;
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|
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// Remove tests that don't match the test filter
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filtered = if opts.filter.is_none() {
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filtered
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} else {
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let filter_str =
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match opts.filter {
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option::Some(copy f) => f,
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option::None => ~""
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};
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|
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fn filter_fn(test: TestDescAndFn, filter_str: &str) ->
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Option<TestDescAndFn> {
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if str::contains(test.desc.name.to_str(), filter_str) {
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return option::Some(test);
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} else { return option::None; }
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}
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vec::filter_map(filtered, |x| filter_fn(x, filter_str))
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};
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|
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// Maybe pull out the ignored test and unignore them
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filtered = if !opts.run_ignored {
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filtered
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} else {
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fn filter(test: TestDescAndFn) -> Option<TestDescAndFn> {
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if test.desc.ignore {
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let TestDescAndFn {desc, testfn} = test;
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Some(TestDescAndFn {
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desc: TestDesc {ignore: false, ..desc},
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testfn: testfn
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})
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} else {
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None
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}
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};
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vec::filter_map(filtered, |x| filter(x))
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};
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|
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// Sort the tests alphabetically
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|
pure fn lteq(t1: &TestDescAndFn, t2: &TestDescAndFn) -> bool {
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str::le(t1.desc.name.to_str(), t2.desc.name.to_str())
|
|
}
|
|
sort::quick_sort(filtered, lteq);
|
|
|
|
filtered
|
|
}
|
|
|
|
struct TestFuture {
|
|
test: TestDesc,
|
|
wait: @fn() -> TestResult,
|
|
}
|
|
|
|
pub fn run_test(force_ignore: bool,
|
|
test: TestDescAndFn,
|
|
monitor_ch: SharedChan<MonitorMsg>) {
|
|
|
|
let TestDescAndFn {desc, testfn} = test;
|
|
|
|
if force_ignore || desc.ignore {
|
|
monitor_ch.send((desc, TrIgnored));
|
|
return;
|
|
}
|
|
|
|
fn run_test_inner(desc: TestDesc,
|
|
monitor_ch: SharedChan<MonitorMsg>,
|
|
testfn: ~fn()) {
|
|
let testfn_cell = ::cell::Cell(testfn);
|
|
do task::spawn {
|
|
let mut result_future = None; // task::future_result(builder);
|
|
task::task().unlinked().future_result(|+r| {
|
|
result_future = Some(r);
|
|
}).spawn(testfn_cell.take());
|
|
let task_result = option::unwrap(result_future).recv();
|
|
let test_result = calc_result(&desc,
|
|
task_result == task::Success);
|
|
monitor_ch.send((desc, test_result));
|
|
}
|
|
}
|
|
|
|
match testfn {
|
|
DynBenchFn(benchfn) => {
|
|
let bs = ::test::bench::benchmark(benchfn);
|
|
monitor_ch.send((desc, TrBench(bs)));
|
|
return;
|
|
}
|
|
StaticBenchFn(benchfn) => {
|
|
let bs = ::test::bench::benchmark(benchfn);
|
|
monitor_ch.send((desc, TrBench(bs)));
|
|
return;
|
|
}
|
|
DynTestFn(f) => run_test_inner(desc, monitor_ch, f),
|
|
StaticTestFn(f) => run_test_inner(desc, monitor_ch, || f())
|
|
}
|
|
}
|
|
|
|
fn calc_result(desc: &TestDesc, task_succeeded: bool) -> TestResult {
|
|
if task_succeeded {
|
|
if desc.should_fail { TrFailed }
|
|
else { TrOk }
|
|
} else {
|
|
if desc.should_fail { TrOk }
|
|
else { TrFailed }
|
|
}
|
|
}
|
|
|
|
pub mod bench {
|
|
use time::precise_time_ns;
|
|
use test::{BenchHarness, BenchSamples};
|
|
use stats::Stats;
|
|
|
|
use core::num;
|
|
use core::rand;
|
|
use core::u64;
|
|
use core::vec;
|
|
|
|
pub impl BenchHarness {
|
|
|
|
/// Callback for benchmark functions to run in their body.
|
|
pub fn iter(&mut self, inner:&fn()) {
|
|
self.ns_start = precise_time_ns();
|
|
let k = self.iterations;
|
|
for u64::range(0, k) |_| {
|
|
inner();
|
|
}
|
|
self.ns_end = precise_time_ns();
|
|
}
|
|
|
|
fn ns_elapsed(&mut self) -> u64 {
|
|
if self.ns_start == 0 || self.ns_end == 0 {
|
|
0
|
|
} else {
|
|
self.ns_end - self.ns_start
|
|
}
|
|
}
|
|
|
|
fn ns_per_iter(&mut self) -> u64 {
|
|
if self.iterations == 0 {
|
|
0
|
|
} else {
|
|
self.ns_elapsed() / self.iterations
|
|
}
|
|
}
|
|
|
|
fn bench_n(&mut self, n: u64, f: &fn(&mut BenchHarness)) {
|
|
self.iterations = n;
|
|
debug!("running benchmark for %u iterations",
|
|
n as uint);
|
|
f(self);
|
|
}
|
|
|
|
// This is the Go benchmark algorithm. It produces a single
|
|
// datapoint and always tries to run for 1s.
|
|
pub fn go_bench(&mut self, f: &fn(&mut BenchHarness)) {
|
|
|
|
// Rounds a number down to the nearest power of 10.
|
|
fn round_down_10(n: u64) -> u64 {
|
|
let mut n = n;
|
|
let mut res = 1;
|
|
while n > 10 {
|
|
n = n / 10;
|
|
res *= 10;
|
|
}
|
|
res
|
|
}
|
|
|
|
// Rounds x up to a number of the form [1eX, 2eX, 5eX].
|
|
fn round_up(n: u64) -> u64 {
|
|
let base = round_down_10(n);
|
|
if n < (2 * base) {
|
|
2 * base
|
|
} else if n < (5 * base) {
|
|
5 * base
|
|
} else {
|
|
10 * base
|
|
}
|
|
}
|
|
|
|
// Initial bench run to get ballpark figure.
|
|
let mut n = 1_u64;
|
|
self.bench_n(n, f);
|
|
|
|
while n < 1_000_000_000 &&
|
|
self.ns_elapsed() < 1_000_000_000 {
|
|
let last = n;
|
|
|
|
// Try to estimate iter count for 1s falling back to 1bn
|
|
// iterations if first run took < 1ns.
|
|
if self.ns_per_iter() == 0 {
|
|
n = 1_000_000_000;
|
|
} else {
|
|
n = 1_000_000_000 / self.ns_per_iter();
|
|
}
|
|
|
|
n = u64::max(u64::min(n+n/2, 100*last), last+1);
|
|
n = round_up(n);
|
|
self.bench_n(n, f);
|
|
}
|
|
}
|
|
|
|
// This is a more statistics-driven benchmark algorithm.
|
|
// It stops as quickly as 50ms, so long as the statistical
|
|
// properties are satisfactory. If those properties are
|
|
// not met, it may run as long as the Go algorithm.
|
|
pub fn auto_bench(&mut self, f: &fn(&mut BenchHarness)) -> ~[f64] {
|
|
|
|
let rng = rand::Rng();
|
|
let mut magnitude = 10;
|
|
let mut prev_madp = 0.0;
|
|
|
|
loop {
|
|
|
|
let n_samples = rng.gen_uint_range(50, 60);
|
|
let n_iter = rng.gen_uint_range(magnitude,
|
|
magnitude * 2);
|
|
|
|
let samples = do vec::from_fn(n_samples) |_| {
|
|
self.bench_n(n_iter as u64, f);
|
|
self.ns_per_iter() as f64
|
|
};
|
|
|
|
// Eliminate outliers
|
|
let med = samples.median();
|
|
let mad = samples.median_abs_dev();
|
|
let samples = do vec::filter(samples) |f| {
|
|
num::abs(*f - med) <= 3.0 * mad
|
|
};
|
|
|
|
debug!("%u samples, median %f, MAD=%f, %u survived filter",
|
|
n_samples, med as float, mad as float,
|
|
samples.len());
|
|
|
|
if samples.len() != 0 {
|
|
// If we have _any_ cluster of signal...
|
|
let curr_madp = samples.median_abs_dev_pct();
|
|
if self.ns_elapsed() > 1_000_000 &&
|
|
(curr_madp < 1.0 ||
|
|
num::abs(curr_madp - prev_madp) < 0.1) {
|
|
return samples;
|
|
}
|
|
prev_madp = curr_madp;
|
|
|
|
if n_iter > 20_000_000 ||
|
|
self.ns_elapsed() > 20_000_000 {
|
|
return samples;
|
|
}
|
|
}
|
|
|
|
magnitude *= 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn benchmark(f: &fn(&mut BenchHarness)) -> BenchSamples {
|
|
|
|
let mut bs = BenchHarness {
|
|
iterations: 0,
|
|
ns_start: 0,
|
|
ns_end: 0,
|
|
bytes: 0
|
|
};
|
|
|
|
let ns_iter_samples = bs.auto_bench(f);
|
|
|
|
let iter_s = 1_000_000_000 / (ns_iter_samples.median() as u64);
|
|
let mb_s = (bs.bytes * iter_s) / 1_000_000;
|
|
|
|
BenchSamples {
|
|
ns_iter_samples: ns_iter_samples,
|
|
mb_s: mb_s as uint
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use test::{TrFailed, TrIgnored, TrOk, filter_tests, parse_opts,
|
|
TestDesc, TestDescAndFn,
|
|
StaticTestName, DynTestName, DynTestFn};
|
|
use test::{TestOpts, run_test};
|
|
|
|
use core::either;
|
|
use core::comm::{stream, SharedChan};
|
|
use core::option;
|
|
use core::vec;
|
|
|
|
#[test]
|
|
pub fn do_not_run_ignored_tests() {
|
|
fn f() { fail!(); }
|
|
let desc = TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: StaticTestName("whatever"),
|
|
ignore: true,
|
|
should_fail: false
|
|
},
|
|
testfn: DynTestFn(|| f()),
|
|
};
|
|
let (p, ch) = stream();
|
|
let ch = SharedChan(ch);
|
|
run_test(false, desc, ch);
|
|
let (_, res) = p.recv();
|
|
fail_unless!(res != TrOk);
|
|
}
|
|
|
|
#[test]
|
|
pub fn ignored_tests_result_in_ignored() {
|
|
fn f() { }
|
|
let desc = TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: StaticTestName("whatever"),
|
|
ignore: true,
|
|
should_fail: false
|
|
},
|
|
testfn: DynTestFn(|| f()),
|
|
};
|
|
let (p, ch) = stream();
|
|
let ch = SharedChan(ch);
|
|
run_test(false, desc, ch);
|
|
let (_, res) = p.recv();
|
|
fail_unless!(res == TrIgnored);
|
|
}
|
|
|
|
#[test]
|
|
#[ignore(cfg(windows))]
|
|
pub fn test_should_fail() {
|
|
fn f() { fail!(); }
|
|
let desc = TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: StaticTestName("whatever"),
|
|
ignore: false,
|
|
should_fail: true
|
|
},
|
|
testfn: DynTestFn(|| f()),
|
|
};
|
|
let (p, ch) = stream();
|
|
let ch = SharedChan(ch);
|
|
run_test(false, desc, ch);
|
|
let (_, res) = p.recv();
|
|
fail_unless!(res == TrOk);
|
|
}
|
|
|
|
#[test]
|
|
pub fn test_should_fail_but_succeeds() {
|
|
fn f() { }
|
|
let desc = TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: StaticTestName("whatever"),
|
|
ignore: false,
|
|
should_fail: true
|
|
},
|
|
testfn: DynTestFn(|| f()),
|
|
};
|
|
let (p, ch) = stream();
|
|
let ch = SharedChan(ch);
|
|
run_test(false, desc, ch);
|
|
let (_, res) = p.recv();
|
|
fail_unless!(res == TrFailed);
|
|
}
|
|
|
|
#[test]
|
|
pub fn first_free_arg_should_be_a_filter() {
|
|
let args = ~[~"progname", ~"filter"];
|
|
let opts = match parse_opts(args) {
|
|
either::Left(copy o) => o,
|
|
_ => fail!(~"Malformed arg in first_free_arg_should_be_a_filter")
|
|
};
|
|
fail_unless!(~"filter" == opts.filter.get());
|
|
}
|
|
|
|
#[test]
|
|
pub fn parse_ignored_flag() {
|
|
let args = ~[~"progname", ~"filter", ~"--ignored"];
|
|
let opts = match parse_opts(args) {
|
|
either::Left(copy o) => o,
|
|
_ => fail!(~"Malformed arg in parse_ignored_flag")
|
|
};
|
|
fail_unless!((opts.run_ignored));
|
|
}
|
|
|
|
#[test]
|
|
pub fn filter_for_ignored_option() {
|
|
fn dummy() {}
|
|
|
|
// When we run ignored tests the test filter should filter out all the
|
|
// unignored tests and flip the ignore flag on the rest to false
|
|
|
|
let opts = TestOpts {
|
|
filter: option::None,
|
|
run_ignored: true,
|
|
logfile: option::None,
|
|
run_tests: true,
|
|
run_benchmarks: false,
|
|
save_results: option::None,
|
|
compare_results: option::None
|
|
};
|
|
|
|
let tests = ~[
|
|
TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: StaticTestName("1"),
|
|
ignore: true,
|
|
should_fail: false,
|
|
},
|
|
testfn: DynTestFn(|| {}),
|
|
},
|
|
TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: StaticTestName("2"),
|
|
ignore: false,
|
|
should_fail: false
|
|
},
|
|
testfn: DynTestFn(|| {}),
|
|
},
|
|
];
|
|
let filtered = filter_tests(&opts, tests);
|
|
|
|
fail_unless!((vec::len(filtered) == 1));
|
|
fail_unless!((filtered[0].desc.name.to_str() == ~"1"));
|
|
fail_unless!((filtered[0].desc.ignore == false));
|
|
}
|
|
|
|
#[test]
|
|
pub fn sort_tests() {
|
|
let opts = TestOpts {
|
|
filter: option::None,
|
|
run_ignored: false,
|
|
logfile: option::None,
|
|
run_tests: true,
|
|
run_benchmarks: false,
|
|
save_results: option::None,
|
|
compare_results: option::None
|
|
};
|
|
|
|
let names =
|
|
~[~"sha1::test", ~"int::test_to_str", ~"int::test_pow",
|
|
~"test::do_not_run_ignored_tests",
|
|
~"test::ignored_tests_result_in_ignored",
|
|
~"test::first_free_arg_should_be_a_filter",
|
|
~"test::parse_ignored_flag", ~"test::filter_for_ignored_option",
|
|
~"test::sort_tests"];
|
|
let tests =
|
|
{
|
|
fn testfn() { }
|
|
let mut tests = ~[];
|
|
for vec::each(names) |name| {
|
|
let test = TestDescAndFn {
|
|
desc: TestDesc {
|
|
name: DynTestName(*name),
|
|
ignore: false,
|
|
should_fail: false
|
|
},
|
|
testfn: DynTestFn(copy testfn),
|
|
};
|
|
tests.push(test);
|
|
}
|
|
tests
|
|
};
|
|
let filtered = filter_tests(&opts, tests);
|
|
|
|
let expected =
|
|
~[~"int::test_pow", ~"int::test_to_str", ~"sha1::test",
|
|
~"test::do_not_run_ignored_tests",
|
|
~"test::filter_for_ignored_option",
|
|
~"test::first_free_arg_should_be_a_filter",
|
|
~"test::ignored_tests_result_in_ignored",
|
|
~"test::parse_ignored_flag",
|
|
~"test::sort_tests"];
|
|
|
|
let pairs = vec::zip(expected, filtered);
|
|
|
|
for vec::each(pairs) |p| {
|
|
match *p {
|
|
(ref a, ref b) => {
|
|
fail_unless!((*a == b.desc.name.to_str()));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// Local Variables:
|
|
// mode: rust;
|
|
// fill-column: 78;
|
|
// indent-tabs-mode: nil
|
|
// c-basic-offset: 4
|
|
// buffer-file-coding-system: utf-8-unix
|
|
// End:
|