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Support running a subset of tests from the command line. Issue #428

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This commit is contained in:
Brian Anderson 2011-07-11 16:33:21 -07:00
parent 94e1b362f0
commit 23d1520398
1 changed files with 36 additions and 4 deletions
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40
src/lib/test.rs
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@ -28,24 +28,37 @@ type test_desc = rec(test_name name,
// The default console test runner. It accepts the command line
// arguments and a vector of test_descs (generated at compile time).
fn test_main(&vec[str] args, &test_desc[] tests) -> int {
if (run_tests(tests)) {
if (run_tests(parse_opts(args), tests)) {
ret 0;
} else {
ret -1;
}
}
fn run_tests(&test_desc[] tests) -> bool {
type test_opts = rec(option::t[str] filter);
fn parse_opts(&vec[str] args) -> test_opts {
rec(filter = if (vec::len(args) > 1u) {
option::some(args.(1))
} else {
option::none
})
}
// A simple console test runner
fn run_tests(&test_opts opts, &test_desc[] tests) -> bool {
auto filtered_tests = filter_tests(opts, tests);
auto out = io::stdout();
auto total = ivec::len(tests);
auto total = ivec::len(filtered_tests);
out.write_line(#fmt("running %u tests", total));
auto passed = 0u;
auto failed = 0u;
for (test_desc test in tests) {
for (test_desc test in filtered_tests) {
out.write_str(#fmt("running %s ... ", test.name));
if (run_test(test)) {
passed += 1u;
@ -91,6 +104,25 @@ fn run_tests(&test_desc[] tests) -> bool {
}
}
fn filter_tests(&test_opts opts, &test_desc[] tests) -> test_desc[] {
if (option::is_none(opts.filter)) {
ret tests;
}
auto filter_str = alt opts.filter { option::some(?f) { f }
option::none { "" } };
auto filter = bind fn(&test_desc test,
str filter_str) -> option::t[test_desc] {
if (str::find(test.name, filter_str) >= 0) {
ret option::some(test);
} else {
ret option::none;
}
} (_, filter_str);
ret ivec::filter_map(filter, tests);
}
// Local Variables: