Function TestCheckValid

profile/profile_test.go:135–194

(t *testing.T)

}

func TestCheckValid(t *testing.T) {
	const path = "testdata/java.cpu"

	inbytes, err := os.ReadFile(path)
	if err != nil {
		t.Fatalf("failed to read profile file %q: %v", path, err)
	}
	p, err := Parse(bytes.NewBuffer(inbytes))
	if err != nil {
		t.Fatalf("failed to parse profile %q: %s", path, err)
	}

	for _, tc := range []struct {
		mutateFn func(*Profile)
		wantErr  string
	}{
		{
			mutateFn: func(p *Profile) { p.SampleType = nil },
			wantErr:  "missing sample type information",
		},
		{
			mutateFn: func(p *Profile) { p.Sample[0] = nil },
			wantErr:  "profile has nil sample",
		},
		{
			mutateFn: func(p *Profile) { p.Sample[0].Value = append(p.Sample[0].Value, 0) },
			wantErr:  "sample has 3 values vs. 2 types",
		},
		{
			mutateFn: func(p *Profile) { p.Sample[0].Location[0] = nil },
			wantErr:  "sample has nil location",
		},
		{
			mutateFn: func(p *Profile) { p.Location[0] = nil },
			wantErr:  "profile has nil location",
		},
		{
			mutateFn: func(p *Profile) { p.Mapping = append(p.Mapping, nil) },
			wantErr:  "profile has nil mapping",
		},
		{
			mutateFn: func(p *Profile) { p.Function[0] = nil },
			wantErr:  "profile has nil function",
		},
		{
			mutateFn: func(p *Profile) { p.Location[0].Line = append(p.Location[0].Line, Line{}) },
			wantErr:  "has a line with nil function",
		},
	} {
		t.Run(tc.wantErr, func(t *testing.T) {
			p := p.Copy()
			tc.mutateFn(p)
			if err := p.CheckValid(); err == nil {
				t.Errorf("CheckValid(): got no error, want error %q", tc.wantErr)
			} else if !strings.Contains(err.Error(), tc.wantErr) {
				t.Errorf("CheckValid(): got error %v, want error %q", err, tc.wantErr)
			}
		})