fix(utils): support star matching

support star matching in domain and path in regex
valendres · Dec 8, 2023 · c806354 · c806354
1 parent 0740611
commit c806354
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Showing 4 changed files with 56 additions and 4 deletions.
diff --git a/.gitignore b/.gitignore
@@ -16,4 +16,7 @@ yarn-error.log
 # eslint
 .eslintcache
 
+# ide
+.idea
+
 .env
diff --git a/packages/example/tests/playwright/specs/http.spec.ts b/packages/example/tests/playwright/specs/http.spec.ts
@@ -120,4 +120,25 @@ test.describe.parallel('HTTP example: users list', () => {
     await page.goto('/users/testmytestface');
     await expect(page.locator('text="[email protected]"')).toBeVisible();
   });
+
+  test('should allow paths with route with `*` to be mocked', async ({
+    page,
+    worker,
+  }) => {
+    await worker.use(
+      http.get('/a*i/us*/:userId', () =>
+        HttpResponse.json({
+          id: 'testmytestface',
+          firstName: 'Testy',
+          lastName: 'Mctestface',
+          dob: '1969-6-9',
+          email: '[email protected]',
+          address: '111 Testy Way',
+          phoneNumber: '(123) 456-7890',
+        }),
+      ),
+    );
+    await page.goto('/users/testmytestface');
+    await expect(page.locator('text="[email protected]"')).toBeVisible();
+  });
 });
diff --git a/packages/playwright-msw/src/utils.test.ts b/packages/playwright-msw/src/utils.test.ts
@@ -124,11 +124,18 @@ describe('utils', () => {
       ${'https://www.google.com.au/:potato/:eggplant/'}         | ${'https://www.google.com.au/search/something/?foo=bar'} | ${true}
       ${'https://www.google.com.au/:potato/:eggplant?foo=bar'}  | ${'https://www.google.com.au/search/something'}          | ${true}
       ${'https://www.google.com.au/:potato/:eggplant/?foo=bar'} | ${'https://www.google.com.au/search/something/'}         | ${true}
+      ${'https://www.google.com.au/*/?foo=bar'}                 | ${'https://www.google.com.au/search/something/?foo=bar'} | ${true}
       ${'https://www.google.com.au/search'}                     | ${'https://different.domain/search'}                     | ${false}
       ${'http://www.google.com.au/:something/'}                 | ${'http://www.google.com.au/search/?q=potato'}           | ${true}
-      ${'*/api/users'}                                          | ${'http://localhost:8080/api/users'}                     | ${true}
       ${'http://localhost:8080/api/users'}                      | ${'http://localhost:8080/api/users'}                     | ${true}
       ${'http://localhost:8081/api/users'}                      | ${'http://localhost:8080/api/users'}                     | ${false}
+      ${'*'}                                                    | ${'http://anything.com/will/match?q=really'}             | ${true}
+      ${'http://api.*.foo.com/life/power'}                      | ${'http://api.dev.foo.com/life/power'}                   | ${true}
+      ${'http://*.foo.com/life/power'}                          | ${'http://api.dev.foo.com/life/power'}                   | ${true}
+      ${'http://b.co/api/*/*'}                                  | ${'http://b.co/api/users/foo'}                           | ${true}
+      ${'http://b.co/p/https%3A%2F%2Fa.*%2F*%2Fsecond'}         | ${'http://b.co/p/https%3A%2F%2Fa.co%2Ffirst%2Fsecond'}   | ${true}
+      ${'*/api/users'}                                          | ${'http://localhost:8080/api/users'}                     | ${true}
+      ${'*/*/users'}                                            | ${'http://localhost:8080/api/users'}                     | ${true}
     `(
       '$expected: "$mswPath" should match "$playwrightUrl"',
       ({ mswPath, playwrightUrl, expected }) => {

diff --git a/packages/playwright-msw/src/utils.ts b/packages/playwright-msw/src/utils.ts
@@ -38,12 +38,30 @@ export const getHandlerPath = (
   return (handler.info as unknown as { path: string }).path;
 };
 
+const getOriginRegex = (origin) => {
+  if (origin === '*') {
+    return '.*';
+  }
+  return (
+    (origin ?? '')
+      // escape dots in domains, for more exact matches
+      .replace(/\./, '.')
+      // support wildcard star matches
+      .replace('*', '.*') || '(\\w+://[^/]+)?'
+  );
+};
+
 export const convertMswPathToPlaywrightUrl = (path: Path): RegExp => {
   // If already a regex, just return straight away
   if (path instanceof RegExp) {
     return path;
   }
 
+  // A route that matches everything for testing
+  if (path === '*') {
+    return /.*/;
+  }
+
   // Deconstruct path
   const { origin, pathname } =
     path.match(
@@ -54,9 +72,12 @@ export const convertMswPathToPlaywrightUrl = (path: Path): RegExp => {
   return new RegExp(
     [
       '^',
-      origin === '*' ? '.*' : origin ?? '(\\w+://[^/]+)?',
-      // Replace route parameters (`:whatever`) with multi-char wildcard
-      pathname.replace(/:[^/]+/g, '[^/]+'),
+      getOriginRegex(origin),
+      pathname
+        // support star matching
+        .replace(/\*/g, '.*')
+        // Replace route parameters (`:whatever`) with multi-char wildcard
+        .replace(/:[^/]+/g, '[^/]+'),
       // Add optional trailing slash
       '\\/?',
       // Add optional query parameters