Function TestProfileCopier

internal/driver/driver_test.go:1593–1626

(t *testing.T)

}

func TestProfileCopier(t *testing.T) {
	type testCase struct {
		name string
		prof *profile.Profile
	}
	for _, c := range []testCase{
		{"cpu", cpuProfile()},
		{"heap", heapProfile()},
		{"contention", contentionProfile()},
		{"symbolz", symzProfile()},
		{"long_name_funcs", longNameFuncsProfile()},
		{"large", largeProfile(t)},
	} {
		t.Run(c.name, func(t *testing.T) {
			copier := makeProfileCopier(c.prof)

			// Muck with one copy to check that fresh copies are unaffected
			tmp := copier.newCopy()
			tmp.Sample = tmp.Sample[:0]

			// Get new copy and check it is same as the original.
			want := c.prof.String()
			got := copier.newCopy().String()
			if got != want {
				t.Errorf("New copy is not same as original profile")
				diff, err := proftest.Diff([]byte(want), []byte(got))
				if err != nil {
					t.Fatalf("Diff: %v", err)
				}
				t.Logf("Diff:\n%s\n", string(diff))
			}
		})
	}
}

type mockObjTool struct{}