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43 lines
928 B
JavaScript
43 lines
928 B
JavaScript
var assert = require('assert');
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var mustCallChecks = [];
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function runCallChecks() {
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var failed_count = 0;
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for (var i=0 ; i< mustCallChecks.length; ++i) {
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var context = mustCallChecks[i];
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if (context.actual === context.expected) {
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continue;
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}
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failed_count++;
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console.log('Mismatched %s function calls. Expected %d, actual %d.',
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context.name,
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context.expected,
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context.actual);
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console.log(context.stack.split('\n').slice(2).join('\n'));
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}
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assert(failed_count === 0);
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}
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after(runCallChecks);
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exports.mustCall = function(fn, expected) {
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if (typeof expected !== 'number') expected = 1;
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var context = {
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expected: expected,
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actual: 0,
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stack: (new Error).stack,
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name: fn.name || '<anonymous>'
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};
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mustCallChecks.push(context);
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return function() {
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context.actual++;
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return fn.apply(this, arguments);
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};
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};
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