fix: update readme

.github/workflows/build.yml

@@ -16,10 +16,4 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Run tests
-        run: swift test --sanitize=thread
-  test-sanitize:
-    runs-on: macos-latest
-    steps:
-      - uses: actions/checkout@v2
-      - name: Run tests
-        run: 'swift test --sanitize=thread 2>&1 | grep "ThreadSanitizer: data race" || exit 0; exit 1'
+        run: swift test --sanitize=thread

README.md

@@ -184,3 +184,13 @@ Once that succeeds, you can do the actual release:
 ```sh
 pod trunk push UnleashProxyClientSwift.podspec --allow-warnings
 ```
+
+## Testing
+
+In order to test this package you can run the swift test command. To test thread safety, run swift test with:
+
+```
+swift test --sanitize=thread
+```
+
+This will give you warnings in the console when you have any data races.

Tests/UnleashProxyClientSwiftTests/UnleashClientIntegrationTest.swift

@@ -48,7 +48,7 @@ class UnleashIntegrationTests: XCTestCase {
         // Run isEnabled many times to trigger a data race when the poller is updating the data cache
         // This is to test that the poller is thread safe, and you can verify this by running the test with
         // swift test --sanitize=thread
-        for _ in 1...25000 {
+        for _ in 1...15000 {
             let result = unleashClient.isEnabled(name: "dataRaceTest")
             XCTAssertFalse(result)
         }