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test: add more inspect subclassing tests
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So far we do not test all data types for subclasses and this extends
the existing tests for WeakSet, WeakMap and BigInt64Array.

PR-URL: #25192
Reviewed-By: Anto Aravinth <[email protected]>
Reviewed-By: James M Snell <[email protected]>
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BridgeAR authored and targos committed Jan 1, 2019
1 parent 73f3a1c commit e182ca9
Showing 1 changed file with 4 additions and 1 deletion.
5 changes: 4 additions & 1 deletion test/parallel/test-util-inspect.js
Original file line number Diff line number Diff line change
Expand Up @@ -1662,7 +1662,10 @@ assert.strictEqual(util.inspect('"\'${a}'), "'\"\\'${a}'");

// Verify that subclasses with and without prototype produce nice results.
[
[RegExp, ['foobar', 'g'], '/foobar/g']
[RegExp, ['foobar', 'g'], '/foobar/g'],
[WeakSet, [[{}]], '{ <items unknown> }'],
[WeakMap, [[[{}, {}]]], '{ <items unknown> }'],
[BigInt64Array, [10], '[ 0n, 0n, 0n, 0n, 0n, 0n, 0n, 0n, 0n, 0n ]']
].forEach(([base, input, rawExpected]) => {
class Foo extends base {}
const value = new Foo(...input);
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