// Copyright (c) 2013 Titanium I.T. LLC. All rights reserved. See LICENSE.TXT for details.

(function() {

"use strict";

var failFast = require("./fail_fast.js");

var FailFastException = failFast.FailFastException;

var assert = require("_assert");

describe("SHARED: Fail Fast module", function() {

it("uses custom exception", function() {

try {

throw new FailFastException("foo");

}

catch (e) {

assert.equal(e.name, "FailFastException");

assert.equal(e.constructor, FailFastException);

assert.equal("" + e, "FailFastException");

}

});

it("checks if variable is defined", function() {

assert.doesNotThrow(unlessDefined("foo"));

assert.doesNotThrow(unlessDefined(null));

assert.throws(unlessDefined(undefined), /^Required variable was not defined$/);

assert.throws(unlessDefined(undefined, "myVariable"), /^Required variable \[myVariable\] was not defined$/);

function unlessDefined(variable, variableName) {

return function() {

failFast.unlessDefined(variable, variableName);

};

}

});

it("checks if expression is true", function() {

assert.doesNotThrow(unlessTrue(true));

assert.throws(unlessTrue(false), /^Expected condition to be true$/);

assert.throws(unlessTrue(false, "a message"), /^a message$/);

assert.throws(unlessTrue("foo"), /^Expected condition to be true or false$/);

assert.throws(unlessTrue("foo", "ignoredMessage"), /^Expected condition to be true or false$/);

function unlessTrue(variable, message) {

return function() {

failFast.unlessTrue(variable, message);

};

}

});

it("fails when statement is unreachable", function() {

assert.throws(unreachable(), /^Unreachable code executed$/);

assert.throws(unreachable("foo"), /^foo$/);

function unreachable(message) {

return function() {

failFast.unreachable(message);

};

}

});

});

}());