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test : added edge case tests for validate-github-username normalization #1297

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test : added edge case tests for validate-github-username normalization #1297

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40 changes: 40 additions & 0 deletions test/validate-github-username.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -56,3 +56,43 @@ test("normalizeGitHubUsername trims and validates input", () => {
assert.equal(normalizeGitHubUsername(null), null);
assert.equal(normalizeGitHubUsername("bad/user"), null);
});

test("normalizeGitHubUsername rejects unicode characters", () => {
const { normalizeGitHubUsername } = loadValidatorModule();

assert.equal(normalizeGitHubUsername("user name"), null);
assert.equal(normalizeGitHubUsername("user@name"), null);
assert.equal(normalizeGitHubUsername("user#name"), null);
assert.equal(normalizeGitHubUsername("user$name"), null);
assert.equal(normalizeGitHubUsername("user%name"), null);
});

test("normalizeGitHubUsername rejects very long strings", () => {
const { normalizeGitHubUsername } = loadValidatorModule();

assert.equal(normalizeGitHubUsername("a".repeat(50)), null);
assert.equal(normalizeGitHubUsername("a".repeat(100)), null);
});

test("normalizeGitHubUsername handles single character", () => {
const { normalizeGitHubUsername } = loadValidatorModule();

assert.equal(normalizeGitHubUsername("a"), "a");
assert.equal(normalizeGitHubUsername("x"), "x");
});

test("normalizeGitHubUsername rejects names with spaces", () => {
const { normalizeGitHubUsername } = loadValidatorModule();

assert.equal(normalizeGitHubUsername("user name"), null);
assert.equal(normalizeGitHubUsername("user name"), null);
});

test("normalizeGitHubUsername rejects special characters", () => {
const { normalizeGitHubUsername } = loadValidatorModule();

assert.equal(normalizeGitHubUsername("user!name"), null);
assert.equal(normalizeGitHubUsername("user&name"), null);
assert.equal(normalizeGitHubUsername("user*name"), null);
assert.equal(normalizeGitHubUsername("user/name"), null);
});
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