if !testCase.expectErr {
			if !reflect.DeepEqual(data, testCase.expectedData) {
				t.Fatalf("test %v: data: expected: %v, got: %v", i+1, string(testCase.expectedData), string(data))
			}
		}
	}
}

func TestTargetDUnmarshalJSON(t *testing.T) {
	testCases := []struct {
		data             []byte
		expectedTargetID *TargetID
		expectErr        bool
	}{
		{[]byte(`""`), nil, true},