Exemplo n.º 1
0
func compareGraphs(t *testing.T, got, want []byte) {
	if string(got) != string(want) {
		d, err := proftest.Diff(got, want)
		if err != nil {
			t.Fatalf("error finding diff: %v", err)
		}
		t.Errorf("Compose incorrectly wrote %s", string(d))
	}
}
Exemplo n.º 2
0
func TestSource(t *testing.T) {
	const path = "testdata/"

	sampleValue1 := func(v []int64) int64 {
		return v[1]
	}

	for _, tc := range []testcase{
		{
			rpt: New(
				testProfile.Copy(),
				&Options{
					OutputFormat: List,
					Symbol:       regexp.MustCompile(`.`),
					Title:        filepath.Base(testProfile.Mapping[0].File),

					SampleValue: sampleValue1,
					SampleUnit:  testProfile.SampleType[1].Unit,
				},
			),
			want: path + "source.rpt",
		},
		{
			rpt: New(
				testProfile.Copy(),
				&Options{
					OutputFormat: Dot,
					CallTree:     true,
					Symbol:       regexp.MustCompile(`.`),
					Title:        filepath.Base(testProfile.Mapping[0].File),

					SampleValue: sampleValue1,
					SampleUnit:  testProfile.SampleType[1].Unit,
				},
			),
			want: path + "source.dot",
		},
	} {
		b := bytes.NewBuffer(nil)
		if err := Generate(b, tc.rpt, &binutils.Binutils{}); err != nil {
			t.Fatalf("%s: %v", tc.want, err)
		}

		gold, err := ioutil.ReadFile(tc.want)
		if err != nil {
			t.Fatalf("%s: %v", tc.want, err)
		}
		if string(b.String()) != string(gold) {
			d, err := proftest.Diff(gold, b.Bytes())
			if err != nil {
				t.Fatalf("%s: %v", "source", err)
			}
			t.Error("source" + "\n" + string(d) + "\n" + "gold:\n" + tc.want)
		}
	}
}
Exemplo n.º 3
0
func TestMarshalUnmarshal(t *testing.T) {
	// Write the profile, parse it, and ensure they're equal.
	buf := bytes.NewBuffer(nil)
	all.Write(buf)
	all2, err := Parse(buf)
	if err != nil {
		t.Fatal(err)
	}

	js1 := proftest.EncodeJSON(&all)
	js2 := proftest.EncodeJSON(&all2)
	if string(js1) != string(js2) {
		t.Errorf("profiles differ")
		d, err := proftest.Diff(js1, js2)
		if err != nil {
			t.Fatal(err)
		}
		t.Error("\n" + string(d))
	}
}
Exemplo n.º 4
0
func TestParse(t *testing.T) {
	const path = "testdata/"

	for _, source := range []string{
		"go.crc32.cpu",
		"go.godoc.thread",
		"gobench.cpu",
		"gobench.heap",
		"cppbench.cpu",
		"cppbench.heap",
		"cppbench.contention",
		"cppbench.growth",
		"cppbench.thread",
		"cppbench.thread.all",
		"cppbench.thread.none",
		"java.cpu",
		"java.heap",
		"java.contention",
	} {
		inbytes, err := ioutil.ReadFile(filepath.Join(path, source))
		if err != nil {
			t.Fatal(err)
		}
		p, err := Parse(bytes.NewBuffer(inbytes))
		if err != nil {
			t.Fatalf("%s: %s", source, err)
		}

		js := p.String()
		goldFilename := path + source + ".string"
		gold, err := ioutil.ReadFile(goldFilename)
		if err != nil {
			t.Fatalf("%s: %v", source, err)
		}

		if js != string(gold) {
			t.Errorf("diff %s %s", source, goldFilename)
			d, err := proftest.Diff(gold, []byte(js))
			if err != nil {
				t.Fatalf("%s: %v", source, err)
			}
			t.Error(source + "\n" + string(d) + "\n" + "new profile at:\n" + leaveTempfile([]byte(js)))
		}

		// Reencode and decode.
		bw := bytes.NewBuffer(nil)
		if err := p.Write(bw); err != nil {
			t.Fatalf("%s: %v", source, err)
		}
		if p, err = Parse(bw); err != nil {
			t.Fatalf("%s: %v", source, err)
		}
		js2 := p.String()
		if js2 != string(gold) {
			d, err := proftest.Diff(gold, []byte(js2))
			if err != nil {
				t.Fatalf("%s: %v", source, err)
			}
			t.Error(source + "\n" + string(d) + "\n" + "gold:\n" + goldFilename +
				"\nnew profile at:\n" + leaveTempfile([]byte(js)))
		}
	}
}