{version.MajorMinor(1, 29), NewExpressions},
				{version.MajorMinor(1, 29), StoredExpressions},
			},
			invalidExpressions: []string{"widget.x == 'buzz'"},
			activation:         map[string]any{"widget": map[string]any{"x": "buzz"}},
			opts: []VersionedOptions{
				{
					IntroducedVersion: version.MajorMinor(1, 28),
					RemovedVersion:    version.MajorMinor(1, 29),

	//
	// For example:
	//
	//    VersionOptions{
	//      IntroducedVersion: version.MajorMinor(1, 26), RemovedVersion: version.MajorMinor(1, 27),
	//      EnvOptions: []cel.EnvOption{ libraries.Example(libraries.ExampleVersion(1)) },
	//    },
	//    VersionOptions{
	//      IntroducedVersion: version.MajorMinor(1, 27),
	//      EnvOptions: []EnvOptions{ libraries.Example(libraries.ExampleVersion(2)) },
	//    },
	//

			// options should always be present.
			IntroducedVersion: version.MajorMinor(1, 0),
			EnvOptions: []cel.EnvOption{
				cel.Variable(ScopedVarName, scopedType.CelType()),
			},
			DeclTypes: []*apiservercel.DeclType{
				scopedType,
			},
		},
		environment.VersionedOptions{
			IntroducedVersion: version.MajorMinor(1, 24),
			EnvOptions: []cel.EnvOption{

func MustParseSemantic(str string) *Version {
	v, err := ParseSemantic(str)
	if err != nil {
		panic(err)
	}
	return v
}

// MajorMinor returns a version with the provided major and minor version.
func MajorMinor(major, minor uint) *Version {
	return &Version{components: []uint{major, minor}}
}

// Major returns the major release number
func (v *Version) Major() uint {

					environment.VersionedOptions{
						// Feature epoch was actually 1.26, but we artificially set it to 1.0 because these
						// options should always be present.
						IntroducedVersion: version.MajorMinor(1, 0),
						EnvOptions:        envOpts,
						DeclTypes: []*apiservercel.DeclType{
							namespaceType,
							requestType,
						},
					},
				)
				if err != nil {

	base := environment.MustBaseEnvSet(environment.DefaultCompatibilityVersion(), true)
	extended, err := base.Extend(environment.VersionedOptions{
		IntroducedVersion: version.MajorMinor(1, 999),
		EnvOptions:        []celgo.EnvOption{library.Test()},
	})
	if err != nil {
		t.Fatal(err)
	}
	compiler := NewCompiler(extended)

	for _, tc := range cases {
		envType := tc.envType

	return baseEnv.Extend(
		environment.VersionedOptions{
			// Feature epoch was actually 1.26, but we artificially set it to 1.0 because these
			// options should always be present.
			IntroducedVersion: version.MajorMinor(1, 0),
			EnvOptions:        varOpts,
			DeclTypes:         declTypes,
		},
	)
}

// createVariableOpts creates a slice of EnvOption