Function TestCopyConfig

rest/config_test.go:303–379

(t *testing.T)

}

func TestCopyConfig(t *testing.T) {
	f := fuzz.New().NilChance(0.0).NumElements(1, 1)
	f.Funcs(
		func(r *runtime.Codec, f fuzz.Continue) {
			codec := &fakeCodec{}
			f.Fuzz(codec)
			*r = codec
		},
		func(r *http.RoundTripper, f fuzz.Continue) {
			roundTripper := &fakeRoundTripper{}
			f.Fuzz(roundTripper)
			*r = roundTripper
		},
		func(fn *func(http.RoundTripper) http.RoundTripper, f fuzz.Continue) {
			*fn = fakeWrapperFunc
		},
		func(fn *transport.WrapperFunc, f fuzz.Continue) {
			*fn = fakeWrapperFunc
		},
		func(r *runtime.NegotiatedSerializer, f fuzz.Continue) {
			serializer := &fakeNegotiatedSerializer{}
			f.Fuzz(serializer)
			*r = serializer
		},
		func(r *flowcontrol.RateLimiter, f fuzz.Continue) {
			limiter := &fakeLimiter{}
			f.Fuzz(limiter)
			*r = limiter
		},
		func(r *AuthProviderConfigPersister, f fuzz.Continue) {
			*r = fakeAuthProviderConfigPersister{}
		},
		func(r *func(ctx context.Context, network, addr string) (net.Conn, error), f fuzz.Continue) {
			*r = fakeDialFunc
		},
	)
	for i := 0; i < 20; i++ {
		original := &Config{}
		f.Fuzz(original)
		actual := CopyConfig(original)
		expected := *original

		// this is the list of known risky fields, add to this list if a new field
		// is added to Config, update CopyConfig to preserve the field otherwise.

		// The DeepEqual cannot handle the func comparison, so we just verify if the
		// function return the expected object.
		if actual.WrapTransport == nil || !reflect.DeepEqual(expected.WrapTransport(nil), &fakeRoundTripper{}) {
			t.Fatalf("CopyConfig dropped the WrapTransport field")
		} else {
			actual.WrapTransport = nil
			expected.WrapTransport = nil
		}
		if actual.Dial != nil {
			_, actualError := actual.Dial(context.Background(), "", "")
			_, expectedError := expected.Dial(context.Background(), "", "")
			if !reflect.DeepEqual(expectedError, actualError) {
				t.Fatalf("CopyConfig  dropped the Dial field")