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src/testing: support -bench option to run benchmarks matching the given pattern.

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This commit is contained in:
Dan Kegel
2021-08-16 08:45:28 -07:00
committed by Ron Evans
parent c6678525a9
commit ee4e42ba1f
4 changed files with 79 additions and 16 deletions
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main.go
+12 -4
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@@ -178,7 +178,7 @@ func Build(pkgName, outpath string, options *compileopts.Options) error {
// Test runs the tests in the given package. Returns whether the test passed and
// possibly an error if the test failed to run.
func Test(pkgName string, stdout, stderr io.Writer, options *compileopts.Options, testCompileOnly, testVerbose, testShort bool, testRunRegexp string, outpath string) (bool, error) {
func Test(pkgName string, stdout, stderr io.Writer, options *compileopts.Options, testCompileOnly, testVerbose, testShort bool, testRunRegexp string, testBenchRegexp string, outpath string) (bool, error) {
options.TestConfig.CompileTestBinary = true
config, err := builder.NewConfig(options)
if err != nil {
@@ -209,7 +209,7 @@ func Test(pkgName string, stdout, stderr io.Writer, options *compileopts.Options
}()
start := time.Now()
var err error
passed, err = runPackageTest(config, stdout, stderr, result, testVerbose, testShort, testRunRegexp)
passed, err = runPackageTest(config, stdout, stderr, result, testVerbose, testShort, testRunRegexp, testBenchRegexp)
if err != nil {
return err
}
@@ -235,7 +235,7 @@ func Test(pkgName string, stdout, stderr io.Writer, options *compileopts.Options
// runPackageTest runs a test binary that was previously built. The return
// values are whether the test passed and any errors encountered while trying to
// run the binary.
func runPackageTest(config *compileopts.Config, stdout, stderr io.Writer, result builder.BuildResult, testVerbose, testShort bool, testRunRegexp string) (bool, error) {
func runPackageTest(config *compileopts.Config, stdout, stderr io.Writer, result builder.BuildResult, testVerbose, testShort bool, testRunRegexp string, testBenchRegexp string) (bool, error) {
var cmd *exec.Cmd
if len(config.Target.Emulator) == 0 {
// Run directly.
@@ -249,6 +249,9 @@ func runPackageTest(config *compileopts.Config, stdout, stderr io.Writer, result
if testRunRegexp != "" {
flags = append(flags, "-test.run="+testRunRegexp)
}
if testBenchRegexp != "" {
flags = append(flags, "-test.bench="+testBenchRegexp)
}
cmd = executeCommand(config.Options, result.Binary, flags...)
} else {
// Run in an emulator.
@@ -274,6 +277,9 @@ func runPackageTest(config *compileopts.Config, stdout, stderr io.Writer, result
if testRunRegexp != "" {
args = append(args, "-test.run="+testRunRegexp)
}
if testBenchRegexp != "" {
args = append(args, "-test.bench="+testBenchRegexp)
}
}
cmd = executeCommand(config.Options, config.Target.Emulator[0], args...)
}
@@ -1197,12 +1203,14 @@ func main() {
flag.StringVar(&outpath, "o", "", "output filename")
}
var testCompileOnlyFlag, testVerboseFlag, testShortFlag *bool
var testBenchRegexp *string
var testRunRegexp *string
if command == "help" || command == "test" {
testCompileOnlyFlag = flag.Bool("c", false, "compile the test binary but do not run it")
testVerboseFlag = flag.Bool("v", false, "verbose: print additional output")
testShortFlag = flag.Bool("short", false, "short: run smaller test suite to save time")
testRunRegexp = flag.String("run", "", "run: regexp of tests to run")
testBenchRegexp = flag.String("bench", "", "run: regexp of benchmarks to run")
}
// Early command processing, before commands are interpreted by the Go flag
@@ -1426,7 +1434,7 @@ func main() {
defer close(buf.done)
stdout := (*testStdout)(buf)
stderr := (*testStderr)(buf)
passed, err := Test(pkgName, stdout, stderr, options, *testCompileOnlyFlag, *testVerboseFlag, *testShortFlag, *testRunRegexp, outpath)
passed, err := Test(pkgName, stdout, stderr, options, *testCompileOnlyFlag, *testVerboseFlag, *testShortFlag, *testRunRegexp, *testBenchRegexp, outpath)
if err != nil {
printCompilerError(func(args ...interface{}) {
fmt.Fprintln(stderr, args...)