From 39fc092ef536984cf8d33c473bcdbc7dc8274bf9 Mon Sep 17 00:00:00 2001
From: Rich Hodgkins <rhodgkins@gmail.com>
Date: Thu, 10 Mar 2022 09:26:43 +0000
Subject: [PATCH 1/3] Failing test cases for #1055

---
 spec/v1/providers/database.spec.ts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/spec/v1/providers/database.spec.ts b/spec/v1/providers/database.spec.ts
index 21706b2d5..2ea1022e3 100644
--- a/spec/v1/providers/database.spec.ts
+++ b/spec/v1/providers/database.spec.ts
@@ -529,6 +529,22 @@ describe('Database Functions', () => {
       expect(path).to.equal('/bar');
     });
 
+    it('should return the correct instance and path strings if root path is /refs', () => {
+      const [instance, path] = database.extractInstanceAndPath(
+        'projects/_/instances/foo/refs/refs'
+      );
+      expect(instance).to.equal('https://foo.firebaseio.com');
+      expect(path).to.equal('/refs');
+    });
+
+    it('should return the correct instance and path strings if a child path contain /refs', () => {
+      const [instance, path] = database.extractInstanceAndPath(
+        'projects/_/instances/foo/refs/root/refs'
+      );
+      expect(instance).to.equal('https://foo.firebaseio.com');
+      expect(path).to.equal('/root/refs');
+    });
+
     it('should return the correct multi-region instance and path strings if domain is present', () => {
       const [instance, path] = database.extractInstanceAndPath(
         'projects/_/instances/foo/refs/bar',

From da00b716589ae7a27fab88ecd424b20592737a09 Mon Sep 17 00:00:00 2001
From: Rich Hodgkins <rhodgkins@gmail.com>
Date: Thu, 10 Mar 2022 09:38:52 +0000
Subject: [PATCH 2/3] Corrected regex for #1055

---
 src/providers/database.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/providers/database.ts b/src/providers/database.ts
index 53eb9ba12..e5f4d8ed3 100644
--- a/src/providers/database.ts
+++ b/src/providers/database.ts
@@ -307,6 +307,8 @@ export class RefBuilder {
   };
 }
 
+const resourceRegex = /^projects\/([^/]+)\/instances\/([a-zA-Z0-9-]+)\/refs(\/.+)?/;
+
 /**
  * Utility function to extract database reference from resource string
  *
@@ -320,7 +322,6 @@ export function extractInstanceAndPath(
   resource: string,
   domain = 'firebaseio.com'
 ) {
-  const resourceRegex = `projects/([^/]+)/instances/([a-zA-Z0-9\-^/]+)/refs(/.+)?`;
   const match = resource.match(new RegExp(resourceRegex));
   if (!match) {
     throw new Error(

From b55be1066603c0a9a1d60668acdeeb5c2da1bf76 Mon Sep 17 00:00:00 2001
From: Rich Hodgkins <rhodgkins@gmail.com>
Date: Fri, 11 Mar 2022 11:41:43 +0000
Subject: [PATCH 3/3] Changelog entry

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c094d2168..939704fd0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1 +1,2 @@
 - Add support for more regions and memory for v2 functions (#1037).
+- Fixes bug where some RTDB instance names were incorrectly parsed (#1056).