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Expose browser errors uniformly outside of GlobalErrors

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This commit is contained in:
Steve Gravrock
2025-10-04 12:11:14 -07:00
parent dbcc1c924a
commit bca56032e0
7 changed files with 135 additions and 195 deletions
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91
spec/core/GlobalErrorsSpec.js
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@@ -13,10 +13,7 @@ describe('GlobalErrors', function() {
const error = new Error('nope');
dispatchEvent(globals.listeners, 'error', { error });
expect(handler).toHaveBeenCalledWith(
jasmine.is(error),
jasmine.objectContaining({ error: jasmine.is(error) })
);
expect(handler).toHaveBeenCalledWith(jasmine.is(error));
});
it('is not affected by overriding global.onerror', function() {
@@ -35,10 +32,7 @@ describe('GlobalErrors', function() {
const error = new Error('nope');
dispatchEvent(globals.listeners, 'error', { error });
expect(handler).toHaveBeenCalledWith(
jasmine.is(error),
jasmine.objectContaining({ error: jasmine.is(error) })
);
expect(handler).toHaveBeenCalledWith(jasmine.is(error));
});
it('only calls the most recent handler', function() {
@@ -58,10 +52,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'error', { error });
expect(handler1).not.toHaveBeenCalled();
expect(handler2).toHaveBeenCalledWith(
jasmine.is(error),
jasmine.objectContaining({ error: jasmine.is(error) })
);
expect(handler2).toHaveBeenCalledWith(jasmine.is(error));
});
it('calls previous handlers when one is removed', function() {
@@ -82,10 +73,7 @@ describe('GlobalErrors', function() {
const error = new Error('nope');
dispatchEvent(globals.listeners, 'error', { error });
expect(handler1).toHaveBeenCalledWith(
jasmine.is(error),
jasmine.objectContaining({ error: jasmine.is(error) })
);
expect(handler1).toHaveBeenCalledWith(jasmine.is(error));
expect(handler2).not.toHaveBeenCalled();
});
@@ -130,6 +118,32 @@ describe('GlobalErrors', function() {
errors.uninstall();
});
it("reports browser error events that don't have errors", function() {
const globals = browserGlobals();
const handler = jasmine.createSpy('errorHandler');
const errors = new privateUnderTest.GlobalErrors(
globals.global,
() => ({})
);
errors.install();
errors.pushListener(handler);
const event = {
message: 'Uncaught SyntaxError: Unexpected end of input',
error: undefined,
filename: 'borkenSpec.js',
lineno: 42
};
dispatchEvent(globals.listeners, 'error', event);
expect(handler).toHaveBeenCalledWith({
message: 'Uncaught SyntaxError: Unexpected end of input',
filename: 'borkenSpec.js',
lineno: 42,
stack: '@borkenSpec.js:42'
});
});
it('reports uncaught exceptions in node.js', function() {
const globals = nodeGlobals();
const errors = new privateUnderTest.GlobalErrors(
@@ -152,7 +166,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'uncaughtException', new Error('bar'));
expect(handler).toHaveBeenCalledWith(new Error('bar'), undefined);
expect(handler).toHaveBeenCalledWith(new Error('bar'));
expect(handler.calls.argsFor(0)[0].jasmineMessage).toBe(
'Uncaught exception: Error: bar'
);
@@ -185,7 +199,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'unhandledRejection', new Error('bar'));
expect(handler).toHaveBeenCalledWith(new Error('bar'), undefined);
expect(handler).toHaveBeenCalledWith(new Error('bar'));
expect(handler.calls.argsFor(0)[0].jasmineMessage).toBe(
'Unhandled promise rejection: Error: bar'
);
@@ -213,8 +227,7 @@ describe('GlobalErrors', function() {
'Unhandled promise rejection: 17\n' +
'(Tip: to get a useful stack trace, use ' +
'Promise.reject(new Error(...)) instead of Promise.reject(...).)'
),
undefined
)
);
});
@@ -236,8 +249,7 @@ describe('GlobalErrors', function() {
'Unhandled promise rejection with no error or message\n' +
'(Tip: to get a useful stack trace, use ' +
'Promise.reject(new Error(...)) instead of Promise.reject().)'
),
undefined
)
);
});
@@ -281,7 +293,7 @@ describe('GlobalErrors', function() {
undefined
);
expect(handler).toHaveBeenCalledWith(new Error('nope'), undefined);
expect(handler).toHaveBeenCalledWith(new Error('nope'));
expect(handler.calls.argsFor(0)[0].jasmineMessage).toBe(
'Unhandled promise rejection: Error: nope'
);
@@ -324,7 +336,7 @@ describe('GlobalErrors', function() {
);
errors.reportUnhandledRejections();
expect(handler).toHaveBeenCalledWith(new Error('nope'), undefined);
expect(handler).toHaveBeenCalledWith(new Error('nope'));
expect(handler.calls.argsFor(0)[0].jasmineMessage).toBe(
'Unhandled promise rejection: Error: nope'
);
@@ -407,10 +419,7 @@ describe('GlobalErrors', function() {
const event = { reason: 'nope' };
dispatchEvent(globals.listeners, 'unhandledrejection', event);
expect(handler).toHaveBeenCalledWith(
'Unhandled promise rejection: nope',
event
);
expect(handler).toHaveBeenCalledWith('Unhandled promise rejection: nope');
});
it('reports rejections whose reason is an Error', function() {
@@ -428,13 +437,15 @@ describe('GlobalErrors', function() {
const event = { reason };
dispatchEvent(globals.listeners, 'unhandledrejection', event);
expect(handler).toHaveBeenCalledWith(
expect(handler).toHaveBeenCalledTimes(1);
const received = handler.calls.argsFor(0)[0];
expect(received).toBeInstanceOf(Error);
expect(received).toEqual(
jasmine.objectContaining({
jasmineMessage: 'Unhandled promise rejection: Error: bar',
message: reason.message,
stack: reason.stack
}),
event
})
);
});
@@ -469,8 +480,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'unhandledrejection', event);
expect(handler).toHaveBeenCalledWith(
'Unhandled promise rejection: nope',
event
'Unhandled promise rejection: nope'
);
});
});
@@ -507,8 +517,7 @@ describe('GlobalErrors', function() {
errors.reportUnhandledRejections();
expect(handler).toHaveBeenCalledWith(
'Unhandled promise rejection: nope',
{ reason: 'nope', promise }
'Unhandled promise rejection: nope'
);
});
@@ -567,10 +576,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'uncaughtException', 17);
expect(handler).toHaveBeenCalledWith(
new Error('Uncaught exception: 17'),
undefined
);
expect(handler).toHaveBeenCalledWith(new Error('Uncaught exception: 17'));
});
it('substitutes a descriptive message when the error is falsy', function() {
@@ -587,8 +593,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'uncaughtException', undefined);
expect(handler).toHaveBeenCalledWith(
new Error('Uncaught exception with no error or message'),
undefined
new Error('Uncaught exception with no error or message')
);
});
});
@@ -619,7 +624,7 @@ describe('GlobalErrors', function() {
const event = { error: 'baz' };
dispatchEvent(globals.listeners, 'error', event);
expect(overrideHandler).not.toHaveBeenCalledWith('baz');
expect(handler1).toHaveBeenCalledWith('baz', event);
expect(handler1).toHaveBeenCalledWith('baz');
});
it('overrides the existing handlers in Node until removed', function() {
@@ -648,7 +653,7 @@ describe('GlobalErrors', function() {
dispatchEvent(globals.listeners, 'uncaughtException', new Error('bar'));
expect(overrideHandler).not.toHaveBeenCalled();
expect(handler1).toHaveBeenCalledWith(new Error('bar'), undefined);
expect(handler1).toHaveBeenCalledWith(new Error('bar'));
});
it('handles unhandled promise rejections in browsers', function() {