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test(test-runner): add test for hiding conditional expect matchers (#10703)

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Max Schmitt 2021-12-03 14:55:16 -08:00 committed by GitHub
parent aef0444ff5
commit 4a96a75fe8
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 44 additions and 14 deletions
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58
tests/playwright-test/expect.spec.ts
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@ -50,6 +50,23 @@ test('should be able to call expect.extend in config', async ({ runInlineTest })
expect(result.passed).toBe(1); expect(result.passed).toBe(1);
}); });
test('should not expand huge arrays', async ({ runInlineTest }) => {
const result = await runInlineTest({
'expect-test.spec.ts': `
const { test } = pwt;
test('numeric ranges', () => {
const a1 = Array(100000).fill(1);
const a2 = Array(100000).fill(1);
a2[500] = 2;
test.expect(a1).toEqual(a2);
});
`
});
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(0);
expect(result.output.length).toBeLessThan(100000);
});
test('should work with default expect prototype functions', async ({ runTSC }) => { test('should work with default expect prototype functions', async ({ runTSC }) => {
const result = await runTSC({ const result = await runTSC({
'a.spec.ts': ` 'a.spec.ts': `
@ -126,19 +143,32 @@ test('should work with custom PlaywrightTest namespace', async ({ runTSC }) => {
expect(result.exitCode).toBe(0); expect(result.exitCode).toBe(0);
}); });
test('should not expand huge arrays', async ({ runInlineTest }) => { test('should propose only the relevant matchers when custom expect matcher classes were passed', async ({ runTSC }) => {
const result = await runInlineTest({ test.fixme();
'expect-test.spec.ts': ` const result = await runTSC({
const { test } = pwt; 'a.spec.ts': `
test('numeric ranges', () => { const { test } = pwt;
const a1 = Array(100000).fill(1); test('custom matchers', async ({ page }) => {
const a2 = Array(100000).fill(1); await test.expect(page).toHaveURL('https://example.com');
a2[500] = 2; // @ts-expect-error
test.expect(a1).toEqual(a2); await test.expect(page).toBe(true);
}); // @ts-expect-error
await test.expect(page).toBeEnabled();
await test.expect(page.locator('foo')).toBeEnabled();
// @ts-expect-error
await test.expect(page.locator('foo')).toBe(true);
// @ts-expect-error
await test.expect(page.locator('foo')).toHaveURL('https://example.com');
const res = await page.request.get('http://i-do-definitely-not-exist.com');
await test.expect(res).toBeOK();
// @ts-expect-error
await test.expect(res).toBe(true);
// @ts-expect-error
await test.expect(res).toHaveURL('https://example.com');
});
` `
}); });
expect(result.exitCode).toBe(1); expect(result.exitCode).toBe(0);
expect(result.passed).toBe(0); });
expect(result.output.length).toBeLessThan(100000);
});