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53 lines
1.4 KiB
53 lines
1.4 KiB
2 years ago
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"use strict";
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var assert = require("@sinonjs/referee-sinon").assert;
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var knuthShuffle = require("knuth-shuffle").knuthShuffle;
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var sinon = require("@sinonjs/referee-sinon").sinon;
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var orderByFirstCall = require("./order-by-first-call");
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describe("orderByFirstCall", function() {
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it("should order an Array of spies by the callId of the first call, ascending", function() {
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// create an array of spies
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var spies = [
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sinon.spy(),
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sinon.spy(),
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sinon.spy(),
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sinon.spy(),
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sinon.spy(),
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sinon.spy()
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];
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// call all the spies
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spies.forEach(function(spy) {
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spy();
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});
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// add a few uncalled spies
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spies.push(sinon.spy());
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spies.push(sinon.spy());
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// randomise the order of the spies
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knuthShuffle(spies);
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var sortedSpies = orderByFirstCall(spies);
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assert.equals(sortedSpies.length, spies.length);
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var orderedByFirstCall = sortedSpies.every(function(spy, index) {
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if (index + 1 === sortedSpies.length) {
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return true;
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}
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var nextSpy = sortedSpies[index + 1];
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// uncalled spies should be ordered first
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if (!spy.called) {
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return true;
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}
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return spy.calledImmediatelyBefore(nextSpy);
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});
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assert.isTrue(orderedByFirstCall);
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});
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});
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