"regexp"
	"strconv"
	"strings"
)

// Expectation represents the expected result of some operation.
type Expectation struct {
	failure      bool
	errorMatcher *regexp.Regexp
}

// ExpectSuccess returns an Expectation that trivially expects success.
func ExpectSuccess() *Expectation {
	return new(Expectation)
}

// Check validates whether err conforms to the expectation. Returns
// an error if it does not conform.
//

    /**
     * Setup expectation when resolving with module metadata
     * @param expectation
     */
    void withModuleMetadata(@DelegatesTo(value = SingleArtifactResolutionResultSpec, strategy = Closure.DELEGATE_FIRST) Closure<?> expectation) {
        expectation.resolveStrategy = Closure.DELEGATE_FIRST
        expectation.delegate = withModuleMetadataSpec
        expectation()
    }

    /**

						Type: "unsupported",
					},
				},
			},
			endpoints: nil,

			clusterMode:  expectation{error: true},
			endpointMode: expectation{error: true},
		},
		{
			name:      "missing service",
			services:  nil,
			endpoints: nil,

			clusterMode:  expectation{error: true},
			endpointMode: expectation{error: true},
		},
	}

	for _, test := range tests {

	}
	return nil
}

func TestGetNodeIPs(t *testing.T) {
	type expectation struct {
		matchAll bool
		ips      sets.Set[string]
	}

	testCases := []struct {
		name          string
		cidrs         []string
		itfAddrsPairs []InterfaceAddrsPair
		expected      map[v1.IPFamily]expectation
	}{
		{
			name:  "IPv4 single",
			cidrs: []string{"10.20.30.0/24"},

}

func (s *TestServer) Verify(resp *discovery.DiscoveryResponse, expectations ...Expectation) *discovery.DiscoveryResponse {
	s.t.Helper()
	if len(resp.Resources) != len(expectations) {
		s.t.Fatalf("expected %d resources, got %d", len(expectations), len(resp.Resources))
	}
	got := xdstest.ExtractTLSSecrets(s.t, resp.Resources)
	for _, e := range expectations {
		scrt := got[e.ResourceName]
		var expectationKey []byte

		}
	}
}

type expectation func(*BiMultimap) error

func forwardSelect(key Key, want ...Key) expectation {
	return func(m *BiMultimap) error {
		got, _ := m.Select(key)
		if !unorderedEqual(want, got) {
			return fmt.Errorf("forward select %v wanted %v. got %v.", key, want, got)
		}
		return nil
	}
}

func reverseSelect(key Key, want ...Key) expectation {
	return func(m *BiMultimap) error {

        }

        if (expectGetArtifact) {
            expectGetArtifact.each { ArtifactExpectation expectation ->
                def artifacts = []
                if (expectation.spec) {
                    if (expectation.spec instanceof VariantArtifacts) {
                        artifacts.addAll(expectation.spec.toArtifacts(module))
                    } else if (module instanceof MavenModule) {

        MavenArtifactResolutionExpectation expectation = new MavenArtifactResolutionExpectation(dependencyNotation, this)
        expectation.dependency = convertDependencyNotation(dependencyNotation)
        expectationSpec.resolveStrategy = Closure.DELEGATE_FIRST
        expectationSpec.delegate = expectation
        expectationSpec()

        expectation.validate()

    }

        IvyArtifactResolutionExpectation expectation = new IvyArtifactResolutionExpectation(dependencyNotation)
        expectation.dependency = convertDependencyNotation(dependencyNotation)
        expectationSpec.resolveStrategy = Closure.DELEGATE_FIRST
        expectationSpec.delegate = expectation
        expectationSpec()

        expectation.validate()
    }

				Line:   42,
				Column: 91,
			},
		},
	}
	for _, decl := range f.Decls {
		if fdecl, ok := decl.(*ast.FuncDecl); ok {
			ast.Walk(&Visitor{expectation, fset, t}, fdecl.Body)
		}
	}
	for ident, positions := range expectation {
		for _, position := range positions {
			if !position.Visited {
				t.Errorf("Position %d:%d missed for %s ident", position.Line, position.Column, ident)
			}
		}
	}