38 строки
881 B
JavaScript
38 строки
881 B
JavaScript
require("../env");
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require("../../d3");
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var vows = require("vows"),
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assert = require("assert");
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var suite = vows.describe("d3.descending");
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suite.addBatch({
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"numbers": {
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"returns a negative number if a > b": function() {
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assert.isTrue(d3.descending(1, 0) < 0);
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},
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"returns a positive number if a < b": function() {
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assert.isTrue(d3.descending(0, 1) > 0);
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},
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"returns zero if a == b": function() {
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assert.equal(d3.descending(0, 0), 0);
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}
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}
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});
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suite.addBatch({
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"strings": {
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"returns a negative number if a > b": function() {
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assert.isTrue(d3.descending("b", "a") < 0);
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},
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"returns a positive number if a < b": function() {
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assert.isTrue(d3.descending("a", "b") > 0);
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},
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"returns zero if a == b": function() {
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assert.equal(d3.descending("a", "a"), 0);
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}
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}
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});
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suite.export(module);
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