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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /dom/promise/tests/file_promise_argument_tests.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/promise/tests/file_promise_argument_tests.js')
-rw-r--r-- | dom/promise/tests/file_promise_argument_tests.js | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/dom/promise/tests/file_promise_argument_tests.js b/dom/promise/tests/file_promise_argument_tests.js new file mode 100644 index 0000000000..2a3b4e78c9 --- /dev/null +++ b/dom/promise/tests/file_promise_argument_tests.js @@ -0,0 +1,175 @@ +/* + * This file is meant to provide common infrastructure for several consumers. + * The consumer is expected to define the following things: + * + * 1) An verifyPromiseGlobal function which does whatever test the consumer + * wants. + * 2) An isXrayArgumentTest global boolean, because some of these tests act + * differenly based on that boolean. + * 3) A function named getPromise. This function is given a global object and a + * single argument to use for getting the promise. The getPromise function + * is expected to trigger the canonical Promise.resolve for the given global + * with the given argument in some way that depends on the test, and return + * the result. + * 4) A subframe (frames[0]) which can be used as a second global for creating + * promises. + */ + +/* global verifyPromiseGlobal, getPromise, isXrayArgumentTest */ + +var label = "parent"; + +function passBasicPromise() { + var p1 = Promise.resolve(); + verifyPromiseGlobal(p1, window, "Promise.resolve return value 1"); + var p2 = getPromise(window, p1); + is(p1, p2, "Basic promise should just pass on through"); + return p2; +} + +function passPrimitive(global) { + var p = getPromise(global, 5); + verifyPromiseGlobal(p, global, "Promise wrapping primitive"); + return p.then(function (arg) { + is(arg, 5, "Should have the arg we passed in"); + }); +} + +function passThenable(global) { + var called = false; + var thenable = { + then(f) { + called = true; + f(7); + }, + }; + var p = getPromise(global, thenable); + verifyPromiseGlobal(p, global, "Promise wrapping thenable"); + return p.then(function (arg) { + ok(called, "Thenable should have been called"); + is(arg, 7, "Should have the arg our thenable passed in"); + }); +} + +function passWrongPromiseWithMatchingConstructor() { + var p1 = Promise.resolve(); + verifyPromiseGlobal(p1, window, "Promise.resolve() return value 2"); + p1.constructor = frames[0].Promise; + var p2 = getPromise(frames[0], p1); + // The behavior here will depend on whether we're touching frames[0] via Xrays + // or not. If we are not, the current compartment while getting our promise + // will be that of frames[0]. If we are, it will be our window's compartment. + if (isXrayArgumentTest) { + isnot( + p1, + p2, + "Should have wrapped the Promise in a new promise, because its constructor is not matching the current-compartment Promise constructor" + ); + verifyPromiseGlobal( + p2, + window, + "Promise wrapping xrayed promise with therefore non-matching constructor" + ); + } else { + is( + p1, + p2, + "Should have left the Promise alone because its constructor matched" + ); + } + return p2; +} + +function passCorrectPromiseWithMismatchedConstructor() { + var p1 = Promise.resolve(9); + verifyPromiseGlobal(p1, window, "Promise.resolve() return value 3"); + p1.constructor = frames[0].Promise; + var p2 = getPromise(window, p1); + isnot( + p1, + p2, + "Should have wrapped promise in a new promise, since its .constructor was wrong" + ); + verifyPromiseGlobal( + p2, + window, + "Promise wrapping passed-in promise with mismatched constructor" + ); + return p2.then(function (arg) { + is(arg, 9, "Should have propagated along our resolution value"); + }); +} + +function passPromiseToOtherGlobal() { + var p1 = Promise.resolve(); + verifyPromiseGlobal(p1, window, "Promise.resolve() return value 4"); + var p2 = getPromise(frames[0], p1); + // The behavior here will depend on whether we're touching frames[0] via Xrays + // or not. If we are not, the current compartment while getting our promise + // will be that of frames[0]. If we are, it will be our window's compartment. + if (isXrayArgumentTest) { + is( + p1, + p2, + "Should have left the Promise alone, because its constructor matches the current compartment's constructor" + ); + } else { + isnot( + p1, + p2, + "Should have wrapped promise in a promise from the other global" + ); + verifyPromiseGlobal( + p2, + frames[0], + "Promise wrapping passed-in basic promise" + ); + } + return p2; +} + +function passPromiseSubclass() { + class PromiseSubclass extends Promise { + constructor(func) { + super(func); + } + } + + var p1 = PromiseSubclass.resolve(11); + verifyPromiseGlobal(p1, window, "PromiseSubclass.resolve() return value"); + var p2 = getPromise(window, p1); + isnot(p1, p2, "Should have wrapped promise subclass in a new promise"); + verifyPromiseGlobal( + p2, + window, + "Promise wrapping passed-in promise subclass" + ); + return p2.then(function (arg) { + is( + arg, + 11, + "Should have propagated along our resolution value from subclass" + ); + }); +} + +function runPromiseArgumentTests(finishFunc) { + Promise.resolve() + .then(passBasicPromise) + .then(passPrimitive.bind(undefined, window)) + .then(passPrimitive.bind(undefined, frames[0])) + .then(passThenable.bind(undefined, window)) + .then(passThenable.bind(undefined, frames[0])) + .then(passWrongPromiseWithMatchingConstructor) + .then(passCorrectPromiseWithMismatchedConstructor) + .then(passPromiseToOtherGlobal) + .then(passPromiseSubclass) + .then(finishFunc) + .catch(function (e) { + ok( + false, + `Exception thrown: ${e}@${location.pathname}:${e.lineNumber}:${e.columnNumber}` + ); + finishFunc(); + }); +} |