//
//  Example:
//
//    rule:              format.dns1123label.validate(object.metadata.name).hasValue()
//    messageExpression: format.dns1123label.validate(object.metadata.name).value().join("\n")
//
// format.named(name: string) -> ?Format
//
//  Returns the Format with the given name, if it exists. Otherwise, optional.none
//  Allowed names are:
// 	 - `dns1123Label`
// 	 - `dns1123Subdomain`
// 	 - `dns1035Label`

		},
		{
			name:        "example_usage_datetime",
			expr:        `format.datetime().validate("2021-01-01T00:00:00Z")`,
			expectValue: types.OptionalNone,
		},
		{
			name:        "dns1123Label",
			expr:        `format.dns1123Label().validate("contains a space")`,

// <fqdn>/<resource-namespace>.<resource-name>.
// The max length of a FQDN is 253 characters (DNS1123Subdomain max length)
// The max length of a namespace name is 63 characters (DNS1123Label max length)
// The max length of a resource name is 253 characters (DNS1123Subdomain max length)
// We then add an additional 2 characters to account for the one '.' and one '/'.

			// using an estimated maximum regex length
			expectEstimatedCost: checker.CostEstimate{Min: 34, Max: 34},
			expectRuntimeCost:   17,
		},
		{
			name:                "format.dns1123label.validate",
			expr:                `format.named("dns1123Label").value().validate("my-name")`,
			expectEstimatedCost: checker.CostEstimate{Min: 34, Max: 34},
			expectRuntimeCost:   10,
		},
	}

	for _, tc := range cases {

			// <fqdn>/<resource-namespace>.<resource-name>.
			// The max length of a FQDN is 253 characters (DNS1123Subdomain max length)
			// The max length of a namespace name is 63 characters (DNS1123Label max length)
			// The max length of a resource name is 253 characters (DNS1123Subdomain max length)
			// We then add an additional 2 characters to account for the one '.' and one '/'.
			csr: capi.CertificateSigningRequest{