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test: add cases for unescape & unescapeBuffer #11326

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test: add cases for unescape & unescapeBuffer #11326

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23 changes: 23 additions & 0 deletions test/parallel/test-querystring.js
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Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,17 @@ const qsNoMungeTestCases = [
['trololol=yes&lololo=no', {'trololol': 'yes', 'lololo': 'no'}]
];

const qsUnescapeTestCases = [
['there is nothing to unescape here',
'there is nothing to unescape here'],
['there%20are%20several%20spaces%20that%20need%20to%20be%20unescaped',
'there are several spaces that need to be unescaped'],
['there%2Qare%0-fake%escaped values in%%%%this%9Hstring',
'there%2Qare%0-fake%escaped values in%%%%this%9Hstring'],
['%20%21%22%23%24%25%26%27%28%29%2A%2B%2C%2D%2E%2F%30%31%32%33%34%35%36%37',
' !"#$%&\'()*+,-./01234567']
];

assert.strictEqual('918854443121279438895193',
qs.parse('id=918854443121279438895193').id);

Expand Down Expand Up @@ -331,6 +342,12 @@ function demoDecode(str) {
check(qs.parse('a=a&b=b&c=c', null, null, { decodeURIComponent: demoDecode }),
{ aa: 'aa', bb: 'bb', cc: 'cc' });

// Test QueryString.unescape
function errDecode(str) {
throw new Error('To jump to the catch scope');
}
check(qs.parse('a=a', null, null, { decodeURIComponent: errDecode }),
{ a: 'a' });

// Test custom encode
function demoEncode(str) {
Expand All @@ -341,6 +358,12 @@ assert.strictEqual(
qs.stringify(obj, null, null, { encodeURIComponent: demoEncode }),
'a=a&b=b&c=c');

// Test QueryString.unescapeBuffer
qsUnescapeTestCases.forEach(function(testCase) {
assert.strictEqual(qs.unescape(testCase[0]), testCase[1]);
assert.strictEqual(qs.unescapeBuffer(testCase[0]).toString(), testCase[1]);
});

// test overriding .unescape
const prevUnescape = qs.unescape;
qs.unescape = function(str) {
Expand Down