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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /testing/web-platform/tests/resources/examples/apisample10.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'testing/web-platform/tests/resources/examples/apisample10.html')
| -rw-r--r-- | testing/web-platform/tests/resources/examples/apisample10.html | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/testing/web-platform/tests/resources/examples/apisample10.html b/testing/web-platform/tests/resources/examples/apisample10.html new file mode 100644 index 000000000..69810fe16 --- /dev/null +++ b/testing/web-platform/tests/resources/examples/apisample10.html @@ -0,0 +1,119 @@ +<!DOCTYPE HTML> +<html> +<head> +<title>Async Tests and Promises</title> +</head> +<body> +<h1>Async Tests and Promises</h1> +<p>This test assumes ECMAScript 6 Promise support. Some failures are expected.</p> +<div id="log"></div> +<script src="../testharness.js"></script> +<script src="../testharnessreport.js"></script> +<script> + +test(function() { + var p = new Promise(function(resolve, reject) {}); + assert_true('then' in p); + assert_equals(typeof Promise.resolve, 'function'); + assert_equals(typeof Promise.reject, 'function'); +}, "Promises are supported in your browser"); + +(function() { + var t = async_test("Promise resolution"); + t.step(function() { + Promise.resolve('x').then( + t.step_func(function(value) { + assert_equals(value, 'x'); + t.done(); + }), + t.unreached_func('Promise should not reject') + ); + }); +}()); + +(function() { + var t = async_test("Promise rejection"); + t.step(function() { + Promise.reject(Error('fail')).then( + t.unreached_func('Promise should reject'), + t.step_func(function(reason) { + assert_true(reason instanceof Error); + assert_equals(reason.message, 'fail'); + t.done(); + }) + ); + }); +}()); + +(function() { + var t = async_test("Promises resolution chaining"); + t.step(function() { + var resolutions = []; + Promise.resolve('a').then( + t.step_func(function(value) { + resolutions.push(value); + return 'b'; + }) + ).then( + t.step_func(function(value) { + resolutions.push(value); + return 'c'; + }) + ).then( + t.step_func(function(value) { + resolutions.push(value); + + assert_array_equals(resolutions, ['a', 'b', 'c']); + t.done(); + }) + ).catch( + t.unreached_func('promise should not have rejected') + ); + }); +}()); + +(function() { + var t = async_test("Use of step_func with Promises"); + t.step(function() { + var resolutions = []; + Promise.resolve('x').then( + t.step_func_done(), + t.unreached_func('Promise should not have rejected') + ); + }); +}()); + +(function() { + var t = async_test("Promises and test assertion failures (should fail)"); + t.step(function() { + var resolutions = []; + Promise.resolve('x').then( + t.step_func(function(value) { + assert_true(false, 'This failure is expected'); + }) + ).then( + t.unreached_func('Promise should not have resolved') + ).catch( + t.unreached_func('Promise should not have rejected') + ); + }); +}()); + +(function() { + var t = async_test("Use of unreached_func with Promises (should fail)"); + t.step(function() { + var resolutions = []; + var r; + var p = new Promise(function(resolve, reject) { + // Reject instead of resolve, to demonstrate failure. + reject(123); + }); + p.then( + function(value) { + assert_equals(value, 123, 'This should not actually happen'); + }, + t.unreached_func('This failure is expected') + ); + }); +}()); +</script> |