META-INF.resources.bower_components.cldrjs.test.util.js Maven / Gradle / Ivy

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The JWebSwing implementation for a full Globalization

There is a newer version: 0.66.0.1

define(function () {

    var allTypes = {
        array: [7],
        date: new Date(),
        "function": function () {
        },
        "null": null,
        number: 7,
        object: new Foo(),
        plainObject: {},
        regexp: /foo/,
        string: "foo"
    };

    function assertParameterType(expect, type, fn) {
        Object.keys(allTypes).filter(not(type)).forEach(function (type) {
            expect(fn(allTypes[type])).to.throw(Error, /E_INVALID_PAR_TYPE/);
        });
    }

    function Foo() {
    }

    /**
     * not() should be used with Array.prototype.filter().
     *
     * Return true only if b is different than any a.
     *
     * For example:
     * [ 1, 2, 3 ].filter( not( 2 ) ) => [ 1, 3 ]
     * [ 1, 2, 3 ].filter( not( [ 2, 3 ] ) ) => [ 1 ]
     */
    function not(a) {
        return function (b) {
            if (Array.isArray(a)) {
                return !a.some(function (a) {
                    return a === b;
                });
            }
            return a !== b;
        };
    }

    return {

        assertEventParameter: function (expect, fn) {
            assertParameterType(expect, ["regexp", "string"], fn);
        },

        assertFunctionParameter: function (expect, fn) {
            assertParameterType(expect, ["function"], fn);
        },

        assertPathParameter: function (expect, fn) {
            assertParameterType(expect, ["array", "string"], fn);
        },

        assertObjectParameter: function (expect, fn) {
            assertParameterType(expect, ["object", "plainObject"], fn);
        },

        assertStringParameter: function (expect, fn) {
            assertParameterType(expect, ["string"], fn);
        }

    };

});