Function Test_copyRouteConf

mux_test.go:2693–2769

verify that copyRouteConf copies fields as expected.

(t *testing.T)

// verify that copyRouteConf copies fields as expected.
func Test_copyRouteConf(t *testing.T) {
	var (
		m MatcherFunc = func(*http.Request, *RouteMatch) bool {
			return true
		}
		b BuildVarsFunc = func(i map[string]string) map[string]string {
			return i
		}
		r, _ = newRouteRegexp("hi", regexpTypeHost, routeRegexpOptions{})
	)

	tests := []struct {
		name string
		args routeConf
		want routeConf
	}{
		{
			"empty",
			routeConf{},
			routeConf{},
		},
		{
			"full",
			routeConf{
				useEncodedPath: true,
				strictSlash:    true,
				skipClean:      true,
				regexp:         routeRegexpGroup{host: r, path: r, queries: []*routeRegexp{r}},
				matchers:       []matcher{m},
				buildScheme:    "https",
				buildVarsFunc:  b,
			},
			routeConf{
				useEncodedPath: true,
				strictSlash:    true,
				skipClean:      true,
				regexp:         routeRegexpGroup{host: r, path: r, queries: []*routeRegexp{r}},
				matchers:       []matcher{m},
				buildScheme:    "https",
				buildVarsFunc:  b,
			},
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			// special case some incomparable fields of routeConf before delegating to reflect.DeepEqual
			got := copyRouteConf(tt.args)

			// funcs not comparable, just compare length of slices
			if len(got.matchers) != len(tt.want.matchers) {
				t.Errorf("matchers different lengths: %v %v", len(got.matchers), len(tt.want.matchers))
			}
			got.matchers, tt.want.matchers = nil, nil

			// deep equal treats nil slice differently to empty slice so check for zero len first
			{
				bothZero := len(got.regexp.queries) == 0 && len(tt.want.regexp.queries) == 0