77 lines
2.6 KiB
JavaScript
77 lines
2.6 KiB
JavaScript
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/*
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* Test utils.betterErrors. utils.betterErrors should provide sensible error messages even when the error does not
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* contain expected, actual or operator.
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*/
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var assert = require("../lib/assert");
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var should = require("should");
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var types = require("../lib/types");
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var util = require('util');
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var utils = require("../lib/utils");
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function betterErrorStringFromError(error) {
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var assertion = types.assertion({error: error});
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var better = utils.betterErrors(assertion);
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return better.error.stack.toString();
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}
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function performBasicChecks(betterErrorString) {
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betterErrorString.should.include("AssertionError");
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betterErrorString.should.include("test-bettererrors");
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//betterErrorString.should.not.include("undefined");
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}
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/**
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* Control test. Provide an AssertionError that contains actual, expected operator values.
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* @param test the test object from nodeunit
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*/
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exports.testEqual = function (test) {
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try {
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assert.equal(true, false);
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} catch (error) {
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var betterErrorString = betterErrorStringFromError(error);
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performBasicChecks(betterErrorString);
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betterErrorString.should.include("true");
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betterErrorString.should.include("false");
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betterErrorString.should.include("==");
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test.done();
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}
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};
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/**
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* Test an AssertionError that does not contain actual, expected or operator values.
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* @param test the test object from nodeunit
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*/
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exports.testAssertThrows = function (test) {
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try {
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assert.throws(function () {
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});
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} catch (error) {
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var betterErrorString = betterErrorStringFromError(error);
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performBasicChecks(betterErrorString);
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test.done();
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}
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};
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/**
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* Test with an error that is not an AssertionError.
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*
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* This function name MUST NOT include "AssertionError" because one of the
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* tests it performs asserts that the returned error string does not contain
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* the "AssertionError" term. If this function name does include that term, it
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* will show up in the stack trace and the test will fail!
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* @param test the test object from nodeunit
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*/
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exports.testErrorIsNotAssertion = function (test) {
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try {
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throw new Error("test error");
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} catch (error) {
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var betterErrorString = betterErrorStringFromError(error);
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betterErrorString.should.not.include("AssertionError");
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betterErrorString.should.include("Error");
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betterErrorString.should.include("test error");
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betterErrorString.should.include("test-bettererrors");
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betterErrorString.should.not.include("undefined");
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test.done();
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}
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};
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