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test: add coverage for _exceptionWithHostPort #59757

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test: add coverage for _exceptionWithHostPort #59757

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14 changes: 14 additions & 0 deletions test/parallel/test-uv-unmapped-exception.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,9 @@
require('../common');
const assert = require('assert');
const { UVException, UVExceptionWithHostPort } = require('internal/errors');
const { _exceptionWithHostPort } = require('util');
const { internalBinding } = require('internal/test/binding');
const uv = internalBinding('uv');

{
const exception = new UVException({ errno: 100, syscall: 'open' });
Expand All @@ -24,3 +27,14 @@ const { UVException, UVExceptionWithHostPort } = require('internal/errors');
assert.strictEqual(exception.address, '127.0.0.1');
assert.strictEqual(exception.port, 80);
}

{
const err = _exceptionWithHostPort(uv.UV_EADDRINUSE, 'bind', '127.0.0.1', 8080);
assert(err instanceof Error);
assert.strictEqual(err.code, 'EADDRINUSE');
assert.strictEqual(err.errno, uv.UV_EADDRINUSE);
assert.strictEqual(err.syscall, 'bind');
assert.strictEqual(err.address, '127.0.0.1');
assert.strictEqual(err.port, 8080);
assert.strictEqual(err.message, 'bind EADDRINUSE 127.0.0.1:8080');
}
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