Method TestDial_ResolverBuilder_Error

dial_test.go:335–348

Tests that Dial returns an error if the resolver builder returns an error from its Build method.

(t *testing.T)

// Tests that Dial returns an error if the resolver builder returns an error
// from its Build method.
func (s) TestDial_ResolverBuilder_Error(t *testing.T) {
	resolverErr := fmt.Errorf("resolver builder error")
	dopts := []DialOption{
		WithTransportCredentials(insecure.NewCredentials()),
		WithResolvers(&errResolverBuilder{err: resolverErr}),
	}
	_, err := Dial(errResolverBuilderScheme+":///test.server", dopts...)
	if err == nil {
		t.Fatalf("Dial() succeeded when it should have failed")
	}
	if !strings.Contains(err.Error(), resolverErr.Error()) {
		t.Fatalf("Dial() failed with error %v, want %v", err, resolverErr)
	}
}