Function TestValueBinder_Strings

binder_test.go:494–568

(t *testing.T)

}

func TestValueBinder_Strings(t *testing.T) {
	var testCases = []struct {
		name            string
		whenURL         string
		expectError     string
		givenBindErrors []error
		expectValue     []string
		givenFailFast   bool
		whenMust        bool
	}{
		{
			name:        "ok, binds value",
			whenURL:     "/search?param=en&param=de",
			expectValue: []string{"en", "de"},
		},
		{
			name:        "ok, params values empty, value is not changed",
			whenURL:     "/search?nr=en",
			expectValue: []string{"default"},
		},
		{
			name:          "nok, previous errors fail fast without binding value",
			givenFailFast: true,
			whenURL:       "/search?nr=en&id=1&id=100",
			expectValue:   []string{"default"},
			expectError:   "previous error",
		},
		{
			name:        "ok (must), binds value",
			whenMust:    true,
			whenURL:     "/search?param=en&param=de",
			expectValue: []string{"en", "de"},
		},
		{
			name:        "ok (must), params values empty, returns error, value is not changed",
			whenMust:    true,
			whenURL:     "/search?nr=en",
			expectValue: []string{"default"},
			expectError: "code=400, message=required field value is empty, field=param",
		},
		{
			name:          "nok (must), previous errors fail fast without binding value",
			givenFailFast: true,
			whenMust:      true,
			whenURL:       "/search?nr=en&id=1&id=100",
			expectValue:   []string{"default"},
			expectError:   "previous error",
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			c := createTestContext(tc.whenURL, nil, nil)
			b := QueryParamsBinder(c).FailFast(tc.givenFailFast)
			if tc.givenFailFast {
				b.errors = []error{errors.New("previous error")}
			}