secureCodeBox/secureCodeBox

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hooks/cascading-scans/hook/scope-limiter.test.js

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// SPDX-FileCopyrightText: the secureCodeBox authors
//
// SPDX-License-Identifier: Apache-2.0

const {isInScope: isInScopeInternal} = require("./scope-limiter");

let scopeLimiter = undefined;
let annotations = undefined;
let finding = undefined;
let scopeLimiterAliases = undefined;

const isInScope = () =>
  isInScopeInternal(scopeLimiter, annotations, finding, scopeLimiterAliases);

beforeEach(function () {
  scopeLimiter = {
    validOnMissingRender: false,
    allOf: [],
    anyOf: [],
    noneOf: [],
  };

  annotations = {};

  finding = {
    attributes: {
      hostname: "example.com",
    },
  };

  scopeLimiterAliases = {};
});

it("Requirement key must start with 'scope.cascading.securecodebox.io/'", () => {
  scopeLimiter.allOf = [
    {
      key: "engagement.scope/domains",
      operator: "Contains",
      values: ["{{attributes.hostname}}"],
    },
  ];
  expect(isInScope).toThrowError(
    "key 'engagement.scope/domains' is invalid: key does not start with 'scope.cascading.securecodebox.io/'"
  );
});

it("Requirement key must map to an annotation", () => {
  scopeLimiter.allOf = [
    {
      key: "scope.cascading.securecodebox.io/domain",
      operator: "In",
      values: ["{{attributes.hostname}}"],
    },
  ];

  finding = {
    attributes: {
      hostname: "notexample.com",
    },
  };

  expect(isInScope).toThrowError(
    "using operator 'In': the referenced annotation may not be undefined"
  );
});

describe("Templating", function () {
  it("fails if the values are undefined", () => {
    annotations = {
      "scope.cascading.securecodebox.io/example.com": "example.com",
    };
    scopeLimiter.allOf = [
      {
        key: "scope.cascading.securecodebox.io/{{attributes.hostname}}",
        operator: "Contains",
      },
    ];
    expect(isInScope).toThrowError("the values field may not be undefined");
  });

  it("does not support requirement key", () => {
    annotations = {
      "scope.cascading.securecodebox.io/example.com": "example.com",
    };
    scopeLimiter.allOf = [
      {
        key: "scope.cascading.securecodebox.io/{{attributes.hostname}}",
        operator: "Contains",
        values: ["{{attributes.hostname}}"],
      },
    ];
    expect(isInScope).toThrowError(
      "using operator 'Contains': the referenced annotation may not be undefined"
    );
  });

  it("supports requirement value", () => {
    annotations = {
      "scope.cascading.securecodebox.io/domains":
        "example.com,subdomain.example.com",
    };
    scopeLimiter.allOf = [
      {
        key: "scope.cascading.securecodebox.io/domains",
        operator: "Contains",
        values: ["{{attributes.hostname}}"],
      },
    ];
    expect(isInScope()).toBe(true);
  });

  describe("validOnMissingRender", function () {
    it("does not match if mapping is not available: validOnMissingRender false", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "example.com,subdomain.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["{{$.hostname}}"],
        },
      ];

      finding = {};

      expect(isInScope()).toBe(false);
    });
  });

  describe("aliases", function () {
    it("matches using templates populated with finding and a mapped selector", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "example.com,subdomain.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["{{$.hostname}}"],
        },
      ];
      scopeLimiterAliases = {
        hostname: "{{attributes.hostname}}",
      };
      expect(isInScope()).toBe(true);
    });

    it("templates custom list functions in aliases", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "example.com,subdomain.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["{{{$.hostname}}}"],
        },
      ];
      finding = {
        attributes: {
          hostname: ["notexample.com", "example.com"],
        },
      };
      scopeLimiterAliases = {
        hostname: "{{#asList}}attributes.hostname{{/asList}}",
      };
      expect(isInScope()).toBe(false);
    });

    it("Matches if mapping is not available: validOnMissingRender true", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "example.com,subdomain.example.com",
      };

      scopeLimiter.validOnMissingRender = true;
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["{{$.hostname}}"],
        },
      ];
      finding = {};

      expect(isInScope()).toBe(true);
    });
  });

  describe("lists", function () {
    describe("asList", function () {
      it("matches with list of strings", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domain": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domain",
            operator: "SubdomainOf",
            values: ["{{#asList}}attributes.domains{{/asList}}"],
          },
        ];

        finding = {
          attributes: {
            domains: ["example.com", "subdomain.example.com"],
          },
        };

        expect(isInScope()).toBe(true);
      });

      it("fails with too short key", () => {
        annotations = {
          "scope.cascading.securecodebox.io/CIDR": "127.0.0.0/8",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/CIDR",
            operator: "InCIDR",
            values: ["{{#asList}}attributes{{/asList}}"],
          },
        ];

        finding = {};

        expect(isInScope).toThrowError(
          "Invalid list key 'attributes'. List key must be at least 2 levels deep. E.g. 'attributes.addresses'"
        );
      });
    });

    describe("split", function () {
      it("matches on simple string", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: [
              "{{#split}}subdomain.example.com,www.example.com{{/split}}",
            ],
          },
        ];
        expect(isInScope()).toBe(true);
      });

      it("matches on template", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: ["{{#split}}{{attributes.hostnames}}{{/split}}"],
          },
        ];

        finding = {
          attributes: {
            hostnames: ["subdomain.example.com", "www.example.com"],
          },
        };

        expect(isInScope()).toBe(true);
      });

      it("does not ignore the last entry in the split list", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: ["{{#split}}example.com,some.otherdomain.com{{/split}}"],
          },
        ];

        expect(isInScope()).toBe(false);
      });

      it("works for longer lists", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: [
              "{{#split}}example.com,some.example.com,some-other.example.com,yet-another.example.com{{/split}}",
            ],
          },
        ];

        expect(isInScope()).toBe(true);
      });

      it("also considers entries far back in the list", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: [
              "{{#split}}example.com,some.example.com,some-other.example.com,but.anotherwebsite.aswell.com{{/split}}",
            ],
          },
        ];

        expect(isInScope()).toBe(false);
      });

      it("can handle spaces between entries", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: [
              "{{#split}}example.com, some.example.com, some-other.example.com, yet-another.example.com{{/split}}",
            ],
          },
        ];

        expect(isInScope()).toBe(true);
      });

      it("does not create extra empty entry for trailing comma (matching limiter)", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: ["{{#split}}example.com,test.example.com,{{/split}}"],
          },
        ];

        expect(isInScope()).toBe(true);
      });

      it("does not create extra empty entry for trailing comma (non-matching limiter)", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: ["{{#split}}example.com,notexample.com,{{/split}}"],
          },
        ];

        expect(isInScope()).toBe(false);
        scopeLimiter.validOnMissingRender = true;
        expect(isInScope()).toBe(false);
      });

      it("does not create extra empty entry for trailing comma (non-matching limiter from template)", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: [
              "{{#split}}{{#attributes.addresses}}{{domain}},{{/attributes.addresses}}{{/split}}",
            ],
          },
        ];

        finding = {
          attributes: {
            addresses: [
              {
                domain: "example.com",
              },
              {
                domain: "notexample.com",
              },
            ],
          },
        };

        // Fails because 'notexample.com' is not a subdomain of example.com
        expect(isInScope()).toBe(false);
        scopeLimiter.validOnMissingRender = true;
        expect(isInScope()).toBe(false);
      });

      it("respects validOnMissingRender", () => {
        annotations = {
          "scope.cascading.securecodebox.io/domains": "example.com",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/domains",
            operator: "SubdomainOf",
            values: [
              "{{#split}}{{#attributes.addresses}}{{domain}},{{/attributes.addresses}}{{/split}}",
            ],
          },
        ];

        finding = {
          attributes: {
            addresses: [
              {
                domain: "example.com",
              },
              {
                typo: "www.example.com",
              },
            ],
          },
        };

        // Fails because 'typo' wasn't templated
        expect(isInScope()).toBe(false);
        scopeLimiter.validOnMissingRender = true;
        expect(isInScope()).toBe(true);
      });
    });

    describe("getValues", function () {
      it("matches if templating key is present in all list entries", () => {
        annotations = {
          "scope.cascading.securecodebox.io/CIDR": "127.0.0.0/8",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/CIDR",
            operator: "InCIDR",
            values: ["{{#getValues}}attributes.addresses.ip{{/getValues}}"],
          },
        ];

        finding = {
          attributes: {
            addresses: [
              {
                ip: "127.0.0.1",
              },
              {
                ip: "fe80::4eb3:e128:53cc:5722",
              },
            ],
          },
        };

        expect(isInScope()).toBe(true);
      });

      it("does not match if list with invalid keys", () => {
        annotations = {
          "scope.cascading.securecodebox.io/CIDR": "127.0.0.0/8",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/CIDR",
            operator: "InCIDR",
            values: ["{{#getValues}}attributes.randomkey.ip{{/getValues}}"],
          },
        ];

        finding = {};

        expect(isInScope()).toBe(false);
      });

      it("does not match if templating key is not present in all list entries", () => {
        annotations = {
          "scope.cascading.securecodebox.io/CIDR": "127.0.0.0/8",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/CIDR",
            operator: "InCIDR",
            values: ["{{#getValues}}attributes.addresses.ip{{/getValues}}"],
          },
        ];

        finding = {
          attributes: {
            addresses: [
              {
                ip: "127.0.0.1",
              },
              {
                ip: "fe80::4eb3:e128:53cc:5722",
              },
              {
                other_key: "test",
              },
            ],
          },
        };

        expect(isInScope()).toBe(false);
      });

      it("throws when the provided key is not at least 3 levels deep", () => {
        annotations = {
          "scope.cascading.securecodebox.io/CIDR": "127.0.0.0/8",
        };
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/CIDR",
            operator: "InCIDR",
            values: ["{{#getValues}}attributes.addresses{{/getValues}}"],
          },
        ];

        finding = {
          attributes: {
            addresses: [
              {
                ip: "127.0.0.1",
              },
              {
                ip: "fe80::4eb3:e128:53cc:5722",
              },
            ],
          },
        };

        expect(isInScope).toThrowError(
          "Invalid list key 'attributes.addresses'. List key must be at least 3 levels deep. E.g. 'attributes.addresses.ip'"
        );
      });

      it("matches if validOnMissingRender is set and templating key is not present in all list entries", () => {
        annotations = {
          "scope.cascading.securecodebox.io/CIDR": "127.0.0.0/8",
        };
        scopeLimiter.validOnMissingRender = true;
        scopeLimiter.allOf = [
          {
            key: "scope.cascading.securecodebox.io/CIDR",
            operator: "InCIDR",
            values: ["{{#getValues}}attributes.addresses.ip{{/getValues}}"],
          },
        ];

        finding = {
          attributes: {
            addresses: [
              {
                ip: "127.0.0.1",
              },
              {
                ip: "fe80::4eb3:e128:53cc:5722",
              },
              {
                other_key: "test",
              },
            ],
          },
        };

        expect(isInScope()).toBe(true);
      });
    });
  });
});

describe("Operator", function () {
  describe("In", function () {
    it("matches if annotation is in value list", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains": "www.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "In",
          values: ["subdomain.example.com", "www.example.com"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("does not match if annotation is not in value list", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains": "www.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "In",
          values: ["subdomain.example.com", "example.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });
  });

  describe("Contains", function () {
    it("matches if value is in annotation list", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "subdomain.example.com,www.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["subdomain.example.com"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("does not match if value is not in annotation list", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "subdomain.example.com,www.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["example.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });

    it("does not match if one of the values is not in annotation list", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domains":
          "subdomain.example.com,www.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domains",
          operator: "Contains",
          values: ["subdomain.example.com", "example.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });
  });

  describe("InCIDR", function () {
    it("matches if ip in subnet", () => {
      annotations = {
        "scope.cascading.securecodebox.io/cidr": "10.0.0.0/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/cidr",
          operator: "InCIDR",
          values: ["10.0.1.0"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("does not match if ip not in subnet", () => {
      annotations = {
        "scope.cascading.securecodebox.io/cidr": "10.0.0.0/32",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/cidr",
          operator: "InCIDR",
          values: ["10.0.1.0"],
        },
      ];

      expect(isInScope()).toBe(false);
    });

    it("matches if ip in subnet (IPv6)", () => {
      annotations = {
        "scope.cascading.securecodebox.io/cidr":
          "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/cidr",
          operator: "InCIDR",
          values: ["2001:0:ce49:7601:e866:efff:62c3:ffff"],
        },
      ];

      expect(isInScope()).toBe(true);
    });

    it("matches if there is an IPv4/6 mismatch", () => {
      annotations = {
        "scope.cascading.securecodebox.io/cidr":
          "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/cidr",
          operator: "InCIDR",
          values: ["10.0.1.0"],
        },
      ];

      expect(isInScope()).toBe(true);
    });

    it("does not match if there is an IPv4/6 mismatch AND an out-of-scope IPv4/6 match", () => {
      annotations = {
        "scope.cascading.securecodebox.io/CIDR4": "127.0.0.0/8",
        "scope.cascading.securecodebox.io/CIDR6":
          "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/CIDR4",
          operator: "InCIDR",
          values: ["192.168.178.42"],
        },
        {
          key: "scope.cascading.securecodebox.io/CIDR6",
          operator: "InCIDR",
          values: ["192.168.178.42"],
        },
      ];
      expect(isInScope()).toBe(false);
    });

    it("does not match if there exist out-of-scope matched IPv4/6 entries", () => {
      annotations = {
        "scope.cascading.securecodebox.io/CIDR4": "127.0.0.0/8",
        "scope.cascading.securecodebox.io/CIDR6":
          "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/CIDR4",
          operator: "InCIDR",
          values: ["192.168.178.42", "2001:0:ce49:7601:e866:efff:62c3:fefe"],
        },
        {
          key: "scope.cascading.securecodebox.io/CIDR6",
          operator: "InCIDR",
          values: ["192.168.178.42", "2001:0:ce49:7601:e866:efff:62c3:fefe"],
        },
      ];
      expect(isInScope()).toBe(false);
    });

    it("matches if there exist only in-scope matched IPv4/6 entries", () => {
      annotations = {
        "scope.cascading.securecodebox.io/CIDR4": "127.0.0.0/8",
        "scope.cascading.securecodebox.io/CIDR6":
          "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/CIDR4",
          operator: "InCIDR",
          values: ["127.0.0.5", "2001:0:ce49:7601:e866:efff:62c3:fefe"],
        },
        {
          key: "scope.cascading.securecodebox.io/CIDR6",
          operator: "InCIDR",
          values: ["127.0.0.5", "2001:0:ce49:7601:e866:efff:62c3:fefe"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("throws error if IPv4 address is invalid even if scope is in IPv6", () => {
      annotations = {
        "scope.cascading.securecodebox.io/cidr":
          "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/cidr",
          operator: "InCIDR",
          values: ["10.0.0.257"], // Invalid IPv4
        },
      ];

      expect(isInScope).toThrowError("Bad characters detected in address: ..");
    });

    it("Throws error if IPv6 address is invalid even if scope is in IPv4", () => {
      annotations = {
        "scope.cascading.securecodebox.io/cidr": "10.0.0.0/16",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/cidr",
          operator: "InCIDR",
          values: ["2001:0:ce49:7601:e866:efff:62c3"],
        },
      ];

      expect(isInScope).toThrowError("Incorrect number of groups found");
    });
  });

  describe("SubdomainOf", function () {
    it("does not match if annotation domain is not a domain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "I am not a domain",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["subdomain.example.com"],
        },
      ];
      expect(isInScope).toThrowError(
        "I am not a domain is an invalid domain name"
      );
    });

    it("does not match if finding domain is not a domain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["I am not a domain"],
        },
      ];
      expect(isInScope).toThrowError(
        "I am not a domain is an invalid domain name"
      );
    });

    it("does not match if target domain is deeper nested than the finding domain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain":
          "some.subdomain.of.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["example.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });

    it("matches if is subdomain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["subdomain.example.com"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("does not match if is not subdomain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["notexample.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });

    it("matches if is the domain itself", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["example.com"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("matches if providing a sub-sub domain of a sub-domain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "www.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["test.www.example.com"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("matches if providing a deep subdomain of a deep subdomain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "a.b.c.d.e.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["z.a.b.c.d.e.example.com"],
        },
      ];
      expect(isInScope()).toBe(true);
    });

    it("does not match even if differences are deep in the subdomain tree", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "a.b.c.d.e.example.com",
      };
      scopeLimiter.allOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["z.b.c.d.e.example.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });

    it("does not match if providing a sub domain of a different sub-domain", () => {
      annotations = {
        "scope.cascading.securecodebox.io/domain": "www.example.com",
      };
      scopeLimiter.anyOf = [
        {
          key: "scope.cascading.securecodebox.io/domain",
          operator: "SubdomainOf",
          values: ["test.example.com"],
        },
      ];
      expect(isInScope()).toBe(false);
    });
  });
});

describe("ScopeLimiter", function () {
  it("does not match if one of selector types does not match", () => {
    annotations = {
      "scope.cascading.securecodebox.io/domains": "example.com",
    };
    scopeLimiter.allOf = [
      {
        key: "scope.cascading.securecodebox.io/domains",
        operator: "Contains",
        values: ["example.com"],
      },
    ];
    scopeLimiter.noneOf = [
      {
        key: "scope.cascading.securecodebox.io/domains",
        operator: "Contains",
        values: ["example.com"],
      },
    ];
    expect(isInScope()).toBe(false);
  });

  it("ANDs together results from multiple different limiter classes and fails if one fails", () => {
    annotations = {
      "scope.cascading.securecodebox.io/domains": "example.com",
      "scope.cascading.securecodebox.io/cidr4": "8.8.8.8/8",
      "scope.cascading.securecodebox.io/cidr6":
        "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
    };
    scopeLimiter.allOf = [
      {
        key: "scope.cascading.securecodebox.io/domains",
        operator: "SubdomainOf",
        values: ["subdomain.example.com"],
      },
    ];
    scopeLimiter.anyOf = [
      {
        key: "scope.cascading.securecodebox.io/cidr4",
        operator: "InCIDR",
        values: ["127.0.0.1", "fe80::1"],
      },
      {
        key: "scope.cascading.securecodebox.io/cidr6",
        operator: "InCIDR",
        values: ["127.0.0.1", "fe80::1"],
      },
    ];
    expect(isInScope()).toBe(false);
  });

  it("ANDs together results from multiple different limiter classes", () => {
    annotations = {
      "scope.cascading.securecodebox.io/domains": "example.com",
      "scope.cascading.securecodebox.io/cidr4": "127.0.0.1/8",
      "scope.cascading.securecodebox.io/cidr6":
        "2001:0:ce49:7601:e866:efff:62c3:fffe/16",
    };
    scopeLimiter.allOf = [
      {
        key: "scope.cascading.securecodebox.io/domains",
        operator: "SubdomainOf",
        values: ["subdomain.example.com"],
      },
    ];
    scopeLimiter.anyOf = [
      {
        key: "scope.cascading.securecodebox.io/cidr4",
        operator: "InCIDR",
        values: ["127.0.0.1", "fe80::1"],
      },
      {
        key: "scope.cascading.securecodebox.io/cidr6",
        operator: "InCIDR",
        values: ["127.0.0.1", "fe80::1"],
      },
    ];
    expect(isInScope()).toBe(true);
  });
});