Method TestParseConfigErrors

balancer/rls/config_test.go:215–515

TestParseConfigErrors verifies config parsing failure scenarios.

(t *testing.T)

// TestParseConfigErrors verifies config parsing failure scenarios.
func (s) TestParseConfigErrors(t *testing.T) {
	tests := []struct {
		desc    string
		input   []byte
		wantErr string
	}{
		{
			desc:    "empty input",
			input:   nil,
			wantErr: "rls: json unmarshal failed for service config",
		},
		{
			desc:    "bad json",
			input:   []byte(`bad bad json`),
			wantErr: "rls: json unmarshal failed for service config",
		},
		{
			desc: "bad grpcKeyBuilder",
			input: []byte(`{
					"routeLookupConfig": {
						"grpcKeybuilders": [{
							"names": [{"service": "service", "method": "method"}],
							"headers": [{"key": "k1", "requiredMatch": true, "names": ["v1"]}]
						}]
					}
				}`),
			wantErr: "rls: GrpcKeyBuilder in RouteLookupConfig has required_match field set",
		},
		{
			desc: "empty lookup service",
			input: []byte(`{
					"routeLookupConfig": {
						"grpcKeybuilders": [{
							"names": [{"service": "service", "method": "method"}],
							"headers": [{"key": "k1", "names": ["v1"]}]
						}]
					}
				}`),
			wantErr: "rls: empty lookup_service in route lookup config",
		},
		{
			desc: "unregistered scheme in lookup service URI",
			input: []byte(`{
					"routeLookupConfig": {
						"grpcKeybuilders": [{
							"names": [{"service": "service", "method": "method"}],
							"headers": [{"key": "k1", "names": ["v1"]}]
						}],
						"lookupService": "badScheme:///target"
					}
				}`),
			wantErr: "rls: unregistered scheme in lookup_service",
		},
		{
			desc: "invalid lookup service timeout",
			input: []byte(`{
				"routeLookupConfig": {
					"grpcKeybuilders": [{