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comparison: toolkit/components/workerloader/tests/worker_test_loading.js
toolkit/components/workerloader/tests/worker_test_loading.js
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:c914aeae71c8 |
|---|---|
| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 http://creativecommons.org/publicdomain/zero/1.0/ */ | |
| 3 | |
| 4 "use strict"; | |
| 5 | |
| 6 importScripts("utils_worker.js"); // Test suite code | |
| 7 info("Test suite configured"); | |
| 8 | |
| 9 importScripts("resource://gre/modules/workers/require.js"); | |
| 10 info("Loader imported"); | |
| 11 | |
| 12 let PATH = "chrome://mochitests/content/chrome/toolkit/components/workerloader/tests/"; | |
| 13 let tests = []; | |
| 14 let add_test = function(test) { | |
| 15 tests.push(test); | |
| 16 }; | |
| 17 | |
| 18 add_test(function test_setup() { | |
| 19 ok(typeof require != "undefined", "Function |require| is defined"); | |
| 20 }); | |
| 21 | |
| 22 // Test simple loading (moduleA-depends.js requires moduleB-dependency.js) | |
| 23 add_test(function test_load() { | |
| 24 let A = require(PATH + "moduleA-depends.js"); | |
| 25 ok(true, "Opened module A"); | |
| 26 | |
| 27 is(A.A, true, "Module A exported value A"); | |
| 28 ok(!("B" in A), "Module A did not export value B"); | |
| 29 is(A.importedFoo, "foo", "Module A re-exported B.foo"); | |
| 30 | |
| 31 // re-evaluating moduleB-dependency.js would cause an error, but re-requiring it shouldn't | |
| 32 let B = require(PATH + "moduleB-dependency.js"); | |
| 33 ok(true, "Managed to re-require module B"); | |
| 34 is(B.B, true, "Module B exported value B"); | |
| 35 is(B.foo, "foo", "Module B exported value foo"); | |
| 36 }); | |
| 37 | |
| 38 // Test simple circular loading (moduleC-circular.js and moduleD-circular.js require each other) | |
| 39 add_test(function test_circular() { | |
| 40 let C = require(PATH + "moduleC-circular.js"); | |
| 41 ok(true, "Loaded circular modules C and D"); | |
| 42 is(C.copiedFromD.copiedFromC.enteredC, true, "Properties exported by C before requiring D can be seen by D immediately"); | |
| 43 | |
| 44 let D = require(PATH + "moduleD-circular.js"); | |
| 45 is(D.exportedFromC.finishedC, true, "Properties exported by C after requiring D can be seen by D eventually"); | |
| 46 }); | |
| 47 | |
| 48 // Testing error cases | |
| 49 add_test(function test_exceptions() { | |
| 50 let should_throw = function(f) { | |
| 51 try { | |
| 52 f(); | |
| 53 return null; | |
| 54 } catch (ex) { | |
| 55 return ex; | |
| 56 } | |
| 57 }; | |
| 58 | |
| 59 let exn = should_throw(() => require(PATH + "this module doesn't exist")); | |
| 60 ok(!!exn, "Attempting to load a module that doesn't exist raises an error"); | |
| 61 | |
| 62 exn = should_throw(() => require(PATH + "moduleE-throws-during-require.js")); | |
| 63 ok(!!exn, "Attempting to load a module that throws at toplevel raises an error"); | |
| 64 is(exn.moduleName, PATH + "moduleE-throws-during-require.js", | |
| 65 "moduleName is correct"); | |
| 66 isnot(exn.moduleStack.indexOf("moduleE-throws-during-require.js"), -1, | |
| 67 "moduleStack contains the name of the module"); | |
| 68 is(exn.lineNumber, 10, "The error comes with the right line number"); | |
| 69 | |
| 70 exn = should_throw(() => require(PATH + "moduleF-syntaxerror.xml")); | |
| 71 ok(!!exn, "Attempting to load a non-well formatted module raises an error"); | |
| 72 | |
| 73 exn = should_throw(() => require(PATH + "moduleG-throws-later.js").doThrow()); | |
| 74 ok(!!exn, "G.doThrow() has raised an error"); | |
| 75 info(exn); | |
| 76 ok(exn.toString().startsWith("TypeError"), "The exception is a TypeError."); | |
| 77 is(exn.moduleName, PATH + "moduleG-throws-later.js", "The name of the module is correct"); | |
| 78 isnot(exn.moduleStack.indexOf("moduleG-throws-later.js"), -1, | |
| 79 "The name of the right file appears somewhere in the stack"); | |
| 80 is(exn.lineNumber, 11, "The error comes with the right line number"); | |
| 81 }); | |
| 82 | |
| 83 function get_exn(f) { | |
| 84 try { | |
| 85 f(); | |
| 86 return undefined; | |
| 87 } catch (ex) { | |
| 88 return ex; | |
| 89 } | |
| 90 } | |
| 91 | |
| 92 // Test module.exports | |
| 93 add_test(function test_module_dot_exports() { | |
| 94 let H = require(PATH + "moduleH-module-dot-exports.js"); | |
| 95 is(H.key, "value", "module.exports worked"); | |
| 96 let H2 = require(PATH + "moduleH-module-dot-exports.js"); | |
| 97 is(H2.key, "value", "module.exports returned the same key"); | |
| 98 ok(H2 === H, "module.exports returned the same module the second time"); | |
| 99 let exn = get_exn(() => H.key = "this should not be accepted"); | |
| 100 ok(exn instanceof TypeError, "Cannot alter value in module.exports after export"); | |
| 101 exn = get_exn(() => H.key2 = "this should not be accepted, either"); | |
| 102 ok(exn instanceof TypeError, "Cannot add value to module.exports after export"); | |
| 103 }); | |
| 104 | |
| 105 self.onmessage = function(message) { | |
| 106 for (let test of tests) { | |
| 107 info("Entering " + test.name); | |
| 108 try { | |
| 109 test(); | |
| 110 } catch (ex) { | |
| 111 ok(false, "Test " + test.name + " failed"); | |
| 112 info(ex); | |
| 113 info(ex.stack); | |
| 114 } | |
| 115 info("Leaving " + test.name); | |
| 116 } | |
| 117 finish(); | |
| 118 }; | |
| 119 | |
| 120 | |
| 121 |
