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test: show pending exception error in napi tests
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Shows the result of the wasPending in the error message if the
assertion fails.

PR-URL: nodejs#18413
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
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reccanti authored and Gabriel Schulhof committed Apr 16, 2018
1 parent 0fd8ceb commit e57f34c
Showing 1 changed file with 8 additions and 6 deletions.
14 changes: 8 additions & 6 deletions test/addons-napi/test_exception/test.js
Original file line number Diff line number Diff line change
Expand Up @@ -20,9 +20,10 @@ const theError = new Error('Some error');

// Test that the exception thrown above was marked as pending
// before it was handled on the JS side
assert.strictEqual(test_exception.wasPending(), true,
'VM was marked as having an exception pending' +
' when it was allowed through');
const exception_pending = test_exception.wasPending();
assert.strictEqual(exception_pending, true,
'Exception not pending as expected,' +
` .wasPending() returned ${exception_pending}`);

// Test that the native side does not capture a non-existing exception
returnedError = test_exception.returnException(common.mustCall());
Expand All @@ -44,7 +45,8 @@ const theError = new Error('Some error');
` ${caughtError} was passed`);

// Test that the exception state remains clear when no exception is thrown
assert.strictEqual(test_exception.wasPending(), false,
'VM was not marked as having an exception pending' +
' when none was allowed through');
const exception_pending = test_exception.wasPending();
assert.strictEqual(exception_pending, false,
'Exception state did not remain clear as expected,' +
` .wasPending() returned ${exception_pending}`);
}

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