def WebIDLTest(parser, harness):
    threw = False
    try:
        parser.parse(
            """
            interface TestIface {
              static attribute boolean prototype;
            };
        """
        )
        parser.finish()
    except Exception:
        threw = True

    harness.ok(threw, "The identifier of a static attribute must not be 'prototype'")

    parser = parser.reset()
    threw = False
    try:
        parser.parse(
            """
            interface TestIface {
              static boolean prototype();
            };
        """
        )
        parser.finish()
    except Exception:
        threw = True

    harness.ok(threw, "The identifier of a static operation must not be 'prototype'")

    parser = parser.reset()
    threw = False
    try:
        parser.parse(
            """
            interface TestIface {
              const boolean prototype = true;
            };
        """
        )
        parser.finish()
    except Exception:
        threw = True

    harness.ok(threw, "The identifier of a constant must not be 'prototype'")

    # Make sure that we can parse non-static attributes with 'prototype' as identifier.
    parser = parser.reset()
    parser.parse(
        """
        interface TestIface {
          attribute boolean prototype;
        };
    """
    )
    results = parser.finish()

    testIface = results[0]
    harness.check(
        testIface.members[0].isStatic(), False, "Attribute should not be static"
    )
    harness.check(
        testIface.members[0].identifier.name,
        "prototype",
        "Attribute identifier should be 'prototype'",
    )

    # Make sure that we can parse non-static operations with 'prototype' as identifier.
    parser = parser.reset()
    parser.parse(
        """
        interface TestIface {
          boolean prototype();
        };
    """
    )
    results = parser.finish()

    testIface = results[0]
    harness.check(
        testIface.members[0].isStatic(), False, "Operation should not be static"
    )
    harness.check(
        testIface.members[0].identifier.name,
        "prototype",
        "Operation identifier should be 'prototype'",
    )

    # Make sure that we can parse dictionary members with 'prototype' as identifier.
    parser = parser.reset()
    parser.parse(
        """
        dictionary TestDict {
          boolean prototype;
        };
    """
    )
    results = parser.finish()

    testDict = results[0]
    harness.check(
        testDict.members[0].identifier.name,
        "prototype",
        "Dictionary member should be 'prototype'",
    )
