Function TestFilterSamplesByName

profile/filter_test.go:126–415

(t *testing.T)

}

func TestFilterSamplesByName(t *testing.T) {
	for _, tc := range []struct {
		// name is the name of the test case.
		name string
		// profile is the profile that gets filtered.
		profile *Profile
		// These are the inputs to FilterSamplesByName().
		focus, ignore, hide, show *regexp.Regexp
		// want{F,I,S,H}m are expected return values from FilterSamplesByName.
		wantFm, wantIm, wantSm, wantHm bool
		// wantSampleFuncs contains expected stack functions and sample value after
		// filtering, in the same order as in the profile. The format is as
		// returned by sampleFuncs function below, which is "callee caller: <num>".
		wantSampleFuncs []string
	}{
		// No Filters
		{
			name:            "empty filters keep all frames",
			profile:         noInlinesProfile,
			wantFm:          true,
			wantSampleFuncs: allNoInlinesSampleFuncs,
		},
		// Focus
		{
			name:    "focus with no matches",
			profile: noInlinesProfile,
			focus:   regexp.MustCompile("unknown"),
		},
		{
			name:    "focus matches function names",
			profile: noInlinesProfile,
			focus:   regexp.MustCompile("fun1"),
			wantFm:  true,
			wantSampleFuncs: []string{
				"fun0 fun1 fun2 fun3: 1",
				"fun4 fun5 fun1 fun6: 2",
				"fun9 fun4 fun10 fun7: 4",
			},
		},
		{
			name:    "focus matches file names",
			profile: noInlinesProfile,
			focus:   regexp.MustCompile("file1"),
			wantFm:  true,
			wantSampleFuncs: []string{
				"fun0 fun1 fun2 fun3: 1",
				"fun4 fun5 fun1 fun6: 2",
				"fun9 fun4 fun10 fun7: 4",
			},
		},
		{
			name:    "focus matches mapping names",
			profile: noInlinesProfile,
			focus:   regexp.MustCompile("map1"),
			wantFm:  true,
			wantSampleFuncs: []string{
				"fun9 fun4 fun10 fun7: 4",
			},