diff --git a/android/fixture.go b/android/fixture.go index 5fc668a8b..fd051a7a4 100644 --- a/android/fixture.go +++ b/android/fixture.go @@ -339,6 +339,15 @@ func FixtureModifyProductVariables(mutator func(variables FixtureProductVariable }) } +// PrepareForDebug_DO_NOT_SUBMIT puts the fixture into debug which will cause it to output its +// state before running the test. +// +// This must only be added temporarily to a test for local debugging and must be removed from the +// test before submitting. +var PrepareForDebug_DO_NOT_SUBMIT = newSimpleFixturePreparer(func(fixture *fixture) { + fixture.debug = true +}) + // GroupFixturePreparers creates a composite FixturePreparer that is equivalent to applying each of // the supplied FixturePreparer instances in order. // @@ -708,6 +717,9 @@ type fixture struct { // The error handler used to check the errors, if any, that are reported. errorHandler FixtureErrorHandler + + // Debug mode status + debug bool } func (f *fixture) Config() Config { @@ -725,6 +737,11 @@ func (f *fixture) MockFS() MockFS { func (f *fixture) RunTest() *TestResult { f.t.Helper() + // If in debug mode output the state of the fixture before running the test. + if f.debug { + f.outputDebugState() + } + ctx := f.ctx // Do not use the fixture's mockFS to initialize the config's mock file system if it has been @@ -769,6 +786,39 @@ func (f *fixture) RunTest() *TestResult { return result } +func (f *fixture) outputDebugState() { + fmt.Printf("Begin Fixture State for %s\n", f.t.Name()) + if len(f.config.env) == 0 { + fmt.Printf(" Fixture Env is empty\n") + } else { + fmt.Printf(" Begin Env\n") + for k, v := range f.config.env { + fmt.Printf(" - %s=%s\n", k, v) + } + fmt.Printf(" End Env\n") + } + if len(f.mockFS) == 0 { + fmt.Printf(" Mock FS is empty\n") + } else { + fmt.Printf(" Begin Mock FS Contents\n") + for p, c := range f.mockFS { + if c == nil { + fmt.Printf("\n - %s: nil\n", p) + } else { + contents := string(c) + separator := " ========================================================================" + fmt.Printf(" - %s\n%s\n", p, separator) + for i, line := range strings.Split(contents, "\n") { + fmt.Printf(" %6d: %s\n", i+1, line) + } + fmt.Printf("%s\n", separator) + } + } + fmt.Printf(" End Mock FS Contents\n") + } + fmt.Printf("End Fixture State for %s\n", f.t.Name()) +} + // NormalizePathForTesting removes the test invocation specific build directory from the supplied // path. //