}

// ValidateCertPeriod checks if the certificate is valid relative to the current time
// (+/- offset)
func ValidateCertPeriod(cert *x509.Certificate, offset time.Duration) error {
	period := fmt.Sprintf("NotBefore: %v, NotAfter: %v", cert.NotBefore, cert.NotAfter)
	now := time.Now().Add(offset).UTC()
	if now.Before(cert.NotBefore) {
		return errors.Errorf("the certificate is not valid yet: %s", period)
	}
	if now.After(cert.NotAfter) {

        failure.assertHasCause("Exception thrown while executing model rule: MyPlugin#rules")
        failure.assertHasCause('''Type BrokenRuleSource is not a valid rule source:
- Method broken() is not a valid rule method: A rule method cannot be private
- Method broken() is not a valid rule method: A method annotated with @Validate must have at least one parameter''')
    }

    def "reports unbound parameters for rules on applied RuleSource"() {

		domainComponentRegexp,
		optional(repeated(literal(`.`), domainComponentRegexp)),
		optional(literal(`:`), match(`[0-9]+`)))

	// TagRegexp matches valid tag names. From docker/docker:graph/tags.go.
	TagRegexp = match(`[\w][\w.-]{0,127}`)

	// DigestRegexp matches valid digests.
	DigestRegexp = match(`[A-Za-z][A-Za-z0-9]*(?:[-_+.][A-Za-z][A-Za-z0-9]*)*[:][[:xdigit:]]{32,}`)

    assertEquals("abc", Strings.commonPrefix(new StringBuffer("abcdef"), "abcxyz"));

    // Identical valid surrogate pairs.
    assertEquals(
        "abc\uD8AB\uDCAB", Strings.commonPrefix("abc\uD8AB\uDCABdef", "abc\uD8AB\uDCABxyz"));
    // Differing valid surrogate pairs.
    assertEquals("abc", Strings.commonPrefix("abc\uD8AB\uDCABdef", "abc\uD8AB\uDCACxyz"));
    // One invalid pair.

				nil, nil, nil, nil, nil, nil, nil, nil,
			},
			_tamperBackend: noTamper,
		},
		{
			modTimes:     modTimesThreeNone,
			expectedTime: threeNanoSecs,
			errs: []error{
				// Disks that have a valid xl.meta.
				nil, nil, nil, nil, nil, nil, nil, nil,
				nil, nil, nil, nil, nil,
				// Some disks can't access xl.meta.
				errFileNotFound, errDiskAccessDenied, errDiskNotFound,
			},

			ExpectedErr: "x/b",
		},
		"valid removing finalizers": {
			Old:         metav1.ObjectMeta{Name: "test", ResourceVersion: "1", DeletionTimestamp: &metav1.Time{}, Finalizers: []string{"x/a", "y/b"}},
			New:         metav1.ObjectMeta{Name: "test", ResourceVersion: "1", DeletionTimestamp: &metav1.Time{}, Finalizers: []string{"x/a"}},
			ExpectedErr: "",
		},
		"valid adding finalizers for objects not being deleted": {

type encEngine struct {
	instr []encInstr
}

const singletonField = 0

// valid reports whether the value is valid and a non-nil pointer.
// (Slices, maps, and chans take care of themselves.)
func valid(v reflect.Value) bool {
	switch v.Kind() {
	case reflect.Invalid:
		return false
	case reflect.Pointer:
		return !v.IsNil()
	}
	return true

func TestIsValidBucketName(t *testing.T) {
	testCases := []struct {
		bucketName string
		shouldPass bool
	}{
		// cases which should pass the test.
		// passing in valid bucket names.
		{"lol", true},
		{"1-this-is-valid", true},
		{"1-this-too-is-valid-1", true},
		{"this.works.too.1", true},
		{"1234567", true},
		{"123", true},
		{"s3-eu-west-1.amazonaws.com", true},
		{"ideas-are-more-powerful-than-guns", true},

        failure.assertHasCause("""A model element of type: 'Container' can not be constructed.
Its property 'java.util.$type<Thing> items' is not a valid scalar collection
A scalar collection can not contain 'Thing's
A valid scalar collection takes the form of List<T> or Set<T> where 'T' is one of (String, Boolean, Character, Byte, Short, Integer, Float, Long, Double, BigInteger, BigDecimal, File)""")

        where:

		return fmt.Errorf("%v is not a valid IP", addr)
	}

	return nil
}

func ValidatePartialWildCard(host string) error {
	if strings.Contains(host, "*") && len(host) != 1 && !strings.HasPrefix(host, "*.") {
		return fmt.Errorf("partial wildcard %q not allowed", host)
	}
	return nil
}

// validates that hostname in ns/<hostname> is a valid hostname according to
// API specs