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TrottMyles Borins
authored and
Myles Borins
committedJul 14, 2016
test: test isFullWidthCodePoint with invalid input
Code coverage information shows that we are only testing the happy path for the internal readline `isFullWidthCodePoint()` function. Test it with invalid input. PR-URL: #7422 Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Brian White <[email protected]> Reviewed-By: Ben Noordhuis <[email protected]> Reviewed-By: James M Snell <[email protected]>
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‎test/parallel/test-readline-interface.js

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@@ -304,6 +304,11 @@ function isWarned(emitter) {
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rli.close();
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}
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// isFullWidthCodePoint() should return false for non-numeric values
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[true, false, null, undefined, {}, [], 'あ'].forEach((v) => {
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assert.strictEqual(readline.isFullWidthCodePoint('あ'), false);
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});
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// wide characters should be treated as two columns.
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assert.equal(readline.isFullWidthCodePoint('a'.charCodeAt(0)), false);
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assert.equal(readline.isFullWidthCodePoint('あ'.charCodeAt(0)), true);

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