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73 lines
2.1 KiB
JavaScript
73 lines
2.1 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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Cu.import("resource://services-common/utils.js");
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const EMPTY = new Set();
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const A = new Set(["a"]);
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const ABC = new Set(["a", "b", "c"]);
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const ABCD = new Set(["a", "b", "c", "d"]);
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const BC = new Set(["b", "c"]);
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const BCD = new Set(["b", "c", "d"]);
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const FGH = new Set(["f", "g", "h"]);
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const BCDFGH = new Set(["b", "c", "d", "f", "g", "h"]);
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var union = CommonUtils.union;
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var difference = CommonUtils.difference;
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var intersection = CommonUtils.intersection;
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var setEqual = CommonUtils.setEqual;
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function do_check_setEqual(a, b) {
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do_check_true(setEqual(a, b));
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}
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function do_check_not_setEqual(a, b) {
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do_check_false(setEqual(a, b));
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}
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function run_test() {
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run_next_test();
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}
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add_test(function test_setEqual() {
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do_check_setEqual(EMPTY, EMPTY);
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do_check_setEqual(EMPTY, new Set());
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do_check_setEqual(A, A);
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do_check_setEqual(A, new Set(["a"]));
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do_check_setEqual(new Set(["a"]), A);
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do_check_not_setEqual(A, EMPTY);
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do_check_not_setEqual(EMPTY, A);
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do_check_not_setEqual(ABC, A);
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run_next_test();
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});
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add_test(function test_union() {
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do_check_setEqual(EMPTY, union(EMPTY, EMPTY));
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do_check_setEqual(ABC, union(EMPTY, ABC));
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do_check_setEqual(ABC, union(ABC, ABC));
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do_check_setEqual(ABCD, union(ABC, BCD));
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do_check_setEqual(ABCD, union(BCD, ABC));
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do_check_setEqual(BCDFGH, union(BCD, FGH));
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run_next_test();
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});
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add_test(function test_difference() {
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do_check_setEqual(EMPTY, difference(EMPTY, EMPTY));
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do_check_setEqual(EMPTY, difference(EMPTY, A));
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do_check_setEqual(EMPTY, difference(A, A));
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do_check_setEqual(ABC, difference(ABC, EMPTY));
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do_check_setEqual(ABC, difference(ABC, FGH));
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do_check_setEqual(A, difference(ABC, BCD));
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run_next_test();
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});
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add_test(function test_intersection() {
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do_check_setEqual(EMPTY, intersection(EMPTY, EMPTY));
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do_check_setEqual(EMPTY, intersection(ABC, EMPTY));
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do_check_setEqual(EMPTY, intersection(ABC, FGH));
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do_check_setEqual(BC, intersection(ABC, BCD));
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run_next_test();
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});
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