Capture trace of error reporting thread and identify with boolean flag

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 4.X.X (TBD)
+
+* Capture trace of error reporting thread and identify with boolean flag [#355](https://github.com/bugsnag/bugsnag-android/pull/355)
+
 ## 4.6.1 (2018-08-21)
 
 ### Bug fixes

Gemfile.lock

@@ -1,12 +1,13 @@
 GIT
   remote: git@github.com:bugsnag/maze-runner
-  revision: f7123450d5a75b719911c6dd3baa0507e6062c2d
+  revision: 177f27da9966aed2cb87687fa8384d6141d2fa05
   specs:
     bugsnag-maze-runner (1.0.0)
       cucumber (~> 3.1.0)
       cucumber-expressions (= 5.0.15)
       minitest (~> 5.0)
       rack (~> 2.0.0)
+      rake (~> 12.3.0)
       test-unit (~> 3.2.0)
 
 GEM
@@ -32,17 +33,18 @@ GEM
     cucumber-tag_expressions (1.1.1)
     cucumber-wire (0.0.1)
     diff-lcs (1.3)
-    gherkin (5.0.0)
+    gherkin (5.1.0)
     method_source (0.9.0)
     minitest (5.11.3)
     multi_json (1.13.1)
     multi_test (0.1.2)
-    power_assert (1.1.1)
+    power_assert (1.1.3)
     pry (0.11.3)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     rack (2.0.5)
-    test-unit (3.2.7)
+    rake (12.3.1)
+    test-unit (3.2.8)
       power_assert
 
 PLATFORMS

features/error_reporting_thread.feature

@@ -0,0 +1,20 @@
+# For handled exceptions, the thread trace should be reported in the threads array.
+# For unhandled exceptions, the exception trace should be reported instead.
+
+Feature: Error Reporting Thread
+
+Scenario: Only 1 thread is flagged as the error reporting thread for handled exceptions
+    When I run "HandledExceptionScenario" with the defaults
+    Then I should receive a request
+    And the request is a valid for the error reporting API
+    And the thread with name "main" contains the error reporting flag
+    And the "method" of stack frame 0 equals "com.bugsnag.android.mazerunner.scenarios.Scenario.generateException"
+    And the payload field "events.0.threads.0.stacktrace.0.method" ends with "getThreadStackTrace"
+
+Scenario: Only 1 thread is flagged as the error reporting thread for unhandled exceptions
+    When I run "UnhandledExceptionScenario" with the defaults
+    Then I should receive 1 request
+    And the request is a valid for the error reporting API
+    And the thread with name "main" contains the error reporting flag
+    And the "method" of stack frame 0 equals "com.bugsnag.android.mazerunner.scenarios.Scenario.generateException"
+    And the payload field "events.0.threads.0.stacktrace.0.method" equals "com.bugsnag.android.mazerunner.scenarios.Scenario.generateException"

mazerunner/src/main/java/com/bugsnag/android/TestHarnessHooks.kt

@@ -66,6 +66,7 @@ internal fun createCustomHeaderDelivery(context: Context): Delivery {
 
 
 internal fun writeErrorToStore(client: Client) {
-    val error = Error.Builder(Configuration("api-key"), RuntimeException(), null).build()
+    val error = Error.Builder(Configuration("api-key"), RuntimeException(), null,
+        Thread.currentThread(), false).build()
     client.errorStore.write(error)
 }

sdk/src/androidTest/java/com/bugsnag/android/BeforeNotifyTest.kt

@@ -23,7 +23,8 @@ class BeforeNotifyTest {
             false
         }
 
-        val error = Error.Builder(config, RuntimeException("Test"), null).build()
+        val error = Error.Builder(config, RuntimeException("Test"), null,
+            Thread.currentThread(), false).build()
         beforeNotify.run(error)
         assertEquals(context, error.context)
     }

sdk/src/androidTest/java/com/bugsnag/android/ErrorStoreTest.java

@@ -71,7 +71,8 @@ public void testWrite() throws Exception {
 
     @NonNull
     private Error writeErrorToStore() {
-        Error error = new Error.Builder(config, new RuntimeException(), null).build();
+        Error error = new Error.Builder(config, new RuntimeException(),
+            null, Thread.currentThread(), false).build();
         errorStore.write(error);
         return error;
     }

sdk/src/androidTest/java/com/bugsnag/android/ErrorTest.java

@@ -41,7 +41,7 @@ public class ErrorTest {
     public void setUp() throws Exception {
         config = new Configuration("api-key");
         RuntimeException exception = new RuntimeException("Example message");
-        error = new Error.Builder(config, exception, null).build();
+        error = new Error.Builder(config, exception, null, Thread.currentThread(), false).build();
     }
 
     @After
@@ -55,12 +55,14 @@ public void testShouldIgnoreClass() {
 
         // Shouldn't ignore classes not in ignoreClasses
         RuntimeException runtimeException = new RuntimeException("Test");
-        Error error = new Error.Builder(config, runtimeException, null).build();
+        Error error = new Error.Builder(config,
+            runtimeException, null, Thread.currentThread(), false).build();
         assertFalse(error.shouldIgnoreClass());
 
         // Should ignore errors in ignoreClasses
         IOException ioException = new IOException("Test");
-        error = new Error.Builder(config, ioException, null).build();
+        error = new Error.Builder(config,
+            ioException, null, Thread.currentThread(), false).build();
         assertTrue(error.shouldIgnoreClass());
     }
 
@@ -91,7 +93,8 @@ public void testBasicSerialization() throws JSONException, IOException {
 
     @Test
     public void testHandledSerialisation() throws Exception {
-        Error err = new Error.Builder(config, new RuntimeException(), null)
+        Error err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false)
             .severityReasonType(HandledState.REASON_HANDLED_EXCEPTION)
             .build();
 
@@ -108,7 +111,8 @@ public void testHandledSerialisation() throws Exception {
 
     @Test
     public void testUnhandledSerialisation() throws Exception {
-        Error err = new Error.Builder(config, new RuntimeException(), null)
+        Error err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false)
             .severityReasonType(HandledState.REASON_UNHANDLED_EXCEPTION)
             .severity(Severity.ERROR)
             .build();
@@ -126,7 +130,8 @@ public void testUnhandledSerialisation() throws Exception {
 
     @Test
     public void testPromiseRejectionSerialisation() throws Exception {
-        Error err = new Error.Builder(config, new RuntimeException(), null)
+        Error err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false)
             .severityReasonType(HandledState.REASON_PROMISE_REJECTION)
             .severity(Severity.ERROR)
             .build();
@@ -144,7 +149,8 @@ public void testPromiseRejectionSerialisation() throws Exception {
 
     @Test
     public void testLogSerialisation() throws Exception {
-        Error err = new Error.Builder(config, new RuntimeException(), null)
+        Error err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false)
             .severityReasonType(HandledState.REASON_LOG)
             .severity(Severity.WARNING)
             .attributeValue("warning")
@@ -179,7 +185,8 @@ public void testUserSpecifiedSerialisation() throws Exception {
 
     @Test
     public void testStrictModeSerialisation() throws Exception {
-        Error err = new Error.Builder(config, new RuntimeException(), null)
+        Error err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false)
             .severityReasonType(HandledState.REASON_STRICT_MODE)
             .attributeValue("Test")
             .build();
@@ -244,7 +251,8 @@ public void testSetSeverity() throws JSONException, IOException {
     @Test
     public void testSessionIncluded() throws Exception {
         Session session = generateSession();
-        Error err = new Error.Builder(config, new RuntimeException(), session).build();
+        Error err = new Error.Builder(config,
+            new RuntimeException(), session, Thread.currentThread(), false).build();
 
         JSONObject errorJson = streamableToJson(err);
         assertNotNull(errorJson);
@@ -264,7 +272,8 @@ public void testSessionIncluded() throws Exception {
 
     @Test(expected = JSONException.class)
     public void testSessionExcluded() throws Exception {
-        Error err = new Error.Builder(config, new RuntimeException(), null).build();
+        Error err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false).build();
 
         JSONObject errorJson = streamableToJson(err);
         assertNotNull(errorJson);
@@ -274,10 +283,12 @@ public void testSessionExcluded() throws Exception {
     @Test
     public void checkExceptionMessageNullity() throws Exception {
         String msg = "Foo";
-        Error err = new Error.Builder(config, new RuntimeException(msg), null).build();
+        Error err = new Error.Builder(config,
+            new RuntimeException(msg), null, Thread.currentThread(), false).build();
         assertEquals(msg, err.getExceptionMessage());
 
-        err = new Error.Builder(config, new RuntimeException(), null).build();
+        err = new Error.Builder(config,
+            new RuntimeException(), null, Thread.currentThread(), false).build();
         assertEquals("", err.getExceptionMessage());
     }
 
@@ -298,7 +309,8 @@ public void testSendThreadsDisabled() throws Exception {
     public void testBugsnagExceptionName() throws Exception {
         BugsnagException exception = new BugsnagException("Busgang", "exceptional",
             new StackTraceElement[]{});
-        Error err = new Error.Builder(config, exception, null).build();
+        Error err = new Error.Builder(config,
+            exception, null, Thread.currentThread(), false).build();
         assertEquals("Busgang", err.getExceptionName());
     }
 
@@ -357,7 +369,8 @@ public void testSetUser() throws Exception {
     @Test
     public void testBuilderMetaData() {
         Configuration config = new Configuration("api-key");
-        Error.Builder builder = new Error.Builder(config, new RuntimeException("foo"), null);
+        Error.Builder builder = new Error.Builder(config,
+            new RuntimeException("foo"), null, Thread.currentThread(), false);
 
         assertNotNull(builder.metaData(new MetaData()).build());
 
@@ -401,7 +414,8 @@ public void testBuilderNullSession() throws Throwable {
 
         Session session = generateSession();
         session.setAutoCaptured(true);
-        error = new Error.Builder(config, exception, session).build();
+        error = new Error.Builder(config, exception, session,
+            Thread.currentThread(), false).build();
 
         JSONObject errorJson = streamableToJson(error);
         assertFalse(errorJson.has("session"));

sdk/src/androidTest/java/com/bugsnag/android/ExceptionsTest.java

@@ -71,7 +71,7 @@ public void testNamedException() throws JSONException, IOException {
         StackTraceElement element = new StackTraceElement("Class", "method", "Class.java", 123);
         StackTraceElement[] frames = new StackTraceElement[]{element};
         Error error = new Error.Builder(config, "RuntimeException",
-            "Example message", frames, null).build();
+            "Example message", frames, null, Thread.currentThread()).build();
         Exceptions exceptions = new Exceptions(config, error.getException());
 
         JSONObject exceptionJson = streamableToJsonArray(exceptions).getJSONObject(0);

sdk/src/androidTest/java/com/bugsnag/android/NullMetadataTest.java

@@ -42,20 +42,23 @@ public void tearDown() throws Exception {
 
     @Test
     public void testErrorDefaultMetaData() throws Exception {
-        Error error = new Error.Builder(config, throwable, null).build();
+        Error error = new Error.Builder(config, throwable, null,
+            Thread.currentThread(), false).build();
         validateDefaultMetadata(error.getMetaData());
     }
 
     @Test
     public void testSecondErrorDefaultMetaData() throws Exception {
         Error error = new Error.Builder(config, "RuntimeException",
-            "Something broke", new StackTraceElement[]{}, null).build();
+            "Something broke", new StackTraceElement[]{},
+            null, Thread.currentThread()).build();
         validateDefaultMetadata(error.getMetaData());
     }
 
     @Test
     public void testErrorSetMetadataRef() throws Exception {
-        Error error = new Error.Builder(config, throwable, null).build();
+        Error error = new Error.Builder(config, throwable, null,
+            Thread.currentThread(), false).build();
         MetaData metaData = new MetaData();
         metaData.addToTab(TAB_KEY, "test", "data");
         error.setMetaData(metaData);
@@ -64,7 +67,8 @@ public void testErrorSetMetadataRef() throws Exception {
 
     @Test
     public void testErrorSetNullMetadata() throws Exception {
-        Error error = new Error.Builder(config, throwable, null).build();
+        Error error = new Error.Builder(config, throwable, null,
+            Thread.currentThread(), false).build();
         error.setMetaData(null);
         validateDefaultMetadata(error.getMetaData());
     }
@@ -97,7 +101,8 @@ public boolean run(Error error) {
                 return false;
             }
         });
-        Error error = new Error.Builder(config, new Throwable(), null).build();
+        Error error = new Error.Builder(config, new Throwable(),
+            null, Thread.currentThread(), false).build();
         Client client = Bugsnag.getClient();
         client.notify(error, DeliveryStyle.SAME_THREAD, null);
     }

sdk/src/androidTest/java/com/bugsnag/android/ReportTest.java

@@ -31,7 +31,8 @@ public class ReportTest {
     public void setUp() throws Exception {
         Configuration config = new Configuration("example-api-key");
         RuntimeException exception = new RuntimeException("Something broke");
-        Error error = new Error.Builder(config, exception, null).build();
+        Error error = new Error.Builder(config, exception, null,
+            Thread.currentThread(), false).build();
         report = new Report("api-key", error);
     }