michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: "use strict";
michael@0: 
michael@0: const errors = require("sdk/deprecated/errors");
michael@0: 
michael@0: exports.testCatchAndLog = function(assert) {
michael@0:   var caught = [];
michael@0:   function dummyLog(e) { caught.push(e); }
michael@0: 
michael@0:   var wrapped = errors.catchAndLog(function(x) {
michael@0:     throw Error("blah" + x + this);
michael@0:   }, "boop", dummyLog);
michael@0: 
michael@0:   assert.equal(wrapped.call("hi", 1), "boop",
michael@0:                "exceptions should be trapped, def. resp. returned");
michael@0:   assert.equal(caught.length, 1,
michael@0:                "logging function should be called");
michael@0:   assert.equal(caught[0].message, "blah1hi",
michael@0:                "args and this should be passed to wrapped func");
michael@0: };
michael@0: 
michael@0: exports.testCatchAndLogProps = function(assert) {
michael@0:   var caught = [];
michael@0:   function dummyLog(e) { caught.push(e); }
michael@0: 
michael@0:   var thing = {
michael@0:     foo: function(x) { throw Error("nowai" + x); },
michael@0:     bar: function() { throw Error("blah"); },
michael@0:     baz: function() { throw Error("fnarg"); }
michael@0:   };
michael@0: 
michael@0:   errors.catchAndLogProps(thing, "foo", "ugh", dummyLog);
michael@0: 
michael@0:   assert.equal(thing.foo(1), "ugh",
michael@0:                    "props should be wrapped");
michael@0:   assert.equal(caught.length, 1,
michael@0:                    "logging function should be called");
michael@0:   assert.equal(caught[0].message, "nowai1",
michael@0:                    "args should be passed to wrapped func");
michael@0:   assert.throws(function() { thing.bar(); },
michael@0:                 /blah/,
michael@0:                 "non-wrapped props should be wrapped");
michael@0: 
michael@0:   errors.catchAndLogProps(thing, ["bar", "baz"], "err", dummyLog);
michael@0:   assert.ok((thing.bar() == thing.baz()) &&
michael@0:               (thing.bar() == "err"),
michael@0:               "multiple props should be wrapped if array passed in");
michael@0: };
michael@0: 
michael@0: exports.testCatchAndReturn = function(assert) {
michael@0:   var wrapped = errors.catchAndReturn(function(x) {
michael@0:     if (x == 1)
michael@0:       return "one";
michael@0:     if (x == 2)
michael@0:       throw new Error("two");
michael@0:     return this + x;
michael@0:   });
michael@0: 
michael@0:   assert.equal(wrapped(1).returnValue, "one",
michael@0:                "arg should be passed; return value should be returned");
michael@0:   assert.ok(wrapped(2).exception, "exception should be returned");
michael@0:   assert.equal(wrapped(2).exception.message, "two", "message is correct");
michael@0:   assert.ok(wrapped(2).exception.fileName.indexOf("test-errors.js") != -1,
michael@0:             "filename is present");
michael@0:   assert.ok(wrapped(2).exception.stack, "stack is available");
michael@0:   assert.equal(wrapped.call("hi", 3).returnValue, "hi3",
michael@0:                "`this` should be set correctly");
michael@0: };
michael@0: 
michael@0: require("sdk/test").run(exports);