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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
commit2aa4a82499d4becd2284cdb482213d541b8804dd (patch)
treeb80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/tests/non262/Promise/promise-basics.js
parentInitial commit. (diff)
downloadfirefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz
firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/Promise/promise-basics.js')
-rw-r--r--js/src/tests/non262/Promise/promise-basics.js96
1 files changed, 96 insertions, 0 deletions
diff --git a/js/src/tests/non262/Promise/promise-basics.js b/js/src/tests/non262/Promise/promise-basics.js
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+// |reftest| skip-if(!xulRuntime.shell) -- needs drainJobQueue
+
+let results = [];
+
+new Promise(res=>res('result'))
+ .then(val=>{results.push('then ' + val); return 'first then rval';})
+ .then(val=>results.push('chained then with val: ' + val));
+
+new Promise((res, rej)=>rej('rejection'))
+ .catch(val=>{results.push('catch ' + val); return results.length;})
+ .then(val=>results.push('then after catch with val: ' + val),
+ val=>{throw new Error("mustn't be called")});
+
+new Promise((res, rej)=> {res('result'); rej('rejection'); })
+ .catch(val=>{throw new Error("mustn't be called");})
+ .then(val=>results.push('then after resolve+reject with val: ' + val),
+ val=>{throw new Error("mustn't be called")});
+
+new Promise((res, rej)=> { rej('rejection'); res('result'); })
+ .catch(val=>{results.push('catch after reject+resolve with val: ' + val);})
+
+
+drainJobQueue();
+
+assertEq(results.length, 6);
+assertEq(results[0], 'then result');
+assertEq(results[1], 'catch rejection');
+assertEq(results[2], 'catch after reject+resolve with val: rejection');
+assertEq(results[3], 'chained then with val: first then rval');
+assertEq(results[4], 'then after catch with val: 2');
+assertEq(results[5], 'then after resolve+reject with val: result');
+
+results = [];
+
+Promise.resolve('resolution').then(res=>results.push(res),
+ rej=>{ throw new Error("mustn't be called"); });
+
+let thenCalled = false;
+Promise.reject('rejection').then(_=>{thenCalled = true},
+ rej=>results.push(rej));
+
+drainJobQueue();
+
+assertEq(thenCalled, false);
+assertEq(results.length, 2);
+assertEq(results[0], 'resolution');
+assertEq(results[1], 'rejection');
+
+
+function callback() {}
+
+// Calling the executor function with content functions shouldn't assert:
+Promise.resolve.call(function(exec) { exec(callback, callback); });
+Promise.reject.call(function(exec) { exec(callback, callback); });
+Promise.all.call(function(exec) { exec(callback, callback); });
+Promise.race.call(function(exec) { exec(callback, callback); });
+
+let resolveResult = undefined;
+function resolveFun() {resolveResult = "resolveCalled";}
+Promise.resolve.call(function(exec) { exec(resolveFun, callback); });
+assertEq(resolveResult, "resolveCalled");
+
+let rejectResult = undefined;
+function rejectFun() {rejectResult = "rejectCalled";}
+Promise.reject.call(function(exec) { exec(callback, rejectFun); });
+assertEq(rejectResult, "rejectCalled");
+
+// These should throw:
+var wasCalled = false;
+var hasThrown = false;
+try {
+ // Calling the executor function twice, providing a resolve callback both times.
+ Promise.resolve.call(function(executor) {
+ wasCalled = true;
+ executor(callback, undefined);
+ executor(callback, callback);
+ });
+} catch (e) {
+ hasThrown = true;
+}
+assertEq(wasCalled, true);
+assertEq(hasThrown, true);
+
+var hasThrown = false;
+try {
+ // Calling the executor function twice, providing a reject callback both times.
+ Promise.resolve.call(function(executor) {
+ executor(undefined, callback);
+ executor(callback, callback);
+ });
+} catch (e) {
+ hasThrown = true;
+}
+assertEq(hasThrown, true);
+
+this.reportCompare && reportCompare(0, 0, "ok");