Enable contextual debug logging to help diagnose CI failures

Author: MarkDuckworth

packages/firestore/src/api/database.ts

@@ -269,7 +269,7 @@ export function getFirestore(
       connectFirestoreEmulator(db, ...emulator);
     }
   }
-  
+
   return db;
 }
 

packages/firestore/src/local/simple_db.ts

@@ -17,7 +17,7 @@
 
 import { getGlobal, getUA, isIndexedDBAvailable } from '@firebase/util';
 
-import { debugAssert } from '../util/assert';
+import { debugAssert, fail } from '../util/assert';
 import { Code, FirestoreError } from '../util/error';
 import { logDebug, logError, logWarn } from '../util/log';
 import { Deferred } from '../util/promise';
@@ -355,7 +355,8 @@ export class SimpleDb {
           ) {
             // This thrown error will get passed to the `onerror` callback
             // registered above, and will then be propagated correctly.
-            throw new Error(
+            fail(
+              0x3456,
               `refusing to open IndexedDB database due to potential ` +
                 `corruption of the IndexedDB database data; this corruption ` +
                 `could be caused by clicking the "clear site data" button in ` +

packages/firestore/src/util/log.ts

@@ -224,6 +224,19 @@ const bufferingLogHandler: LogHandler = (instance, logType, ...args): void => {
     return;
   }
 
+  let codeFound = false;
+  args.forEach(v => {
+    if (typeof v === 'string' && /ID:\s3456/.test(v)) {
+      codeFound = true;
+    }
+  });
+
+  // Buffer any message that do not match the expected code
+  if (!codeFound) {
+    logBuffer!.add(logType, now, args);
+    return;
+  }
+
   // create identifier that associates all of the associated
   // context messages with the log message that caused the
   // flush of the logBuffer

packages/firestore/test/integration/util/firebase_export.ts

@@ -30,7 +30,7 @@ import { PrivateSettings } from '../../../src/lite-api/settings';
 let appCount = 0;
 
 // enable contextual debug logging
-setLogLevel('error', 100);
+setLogLevel('error', 1000);
 
 export function newTestApp(projectId: string, appName?: string): FirebaseApp {
   if (appName === undefined) {