From ee8c18a393a2345ef17e531bf82d06d7f6542271 Mon Sep 17 00:00:00 2001
From: Sam Olsen <samgho@google.com>
Date: Wed, 26 Jan 2022 13:16:25 -0800
Subject: [PATCH 1/2] Add missing initializer for providerData to UserImpl

---
 packages/auth/src/core/user/user_impl.test.ts | 16 ++++++++++++++++
 packages/auth/src/core/user/user_impl.ts      |  9 +++++----
 packages/auth/src/model/user.ts               |  1 +
 3 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/packages/auth/src/core/user/user_impl.test.ts b/packages/auth/src/core/user/user_impl.test.ts
index c39bd85210f..0657ffb64c3 100644
--- a/packages/auth/src/core/user/user_impl.test.ts
+++ b/packages/auth/src/core/user/user_impl.test.ts
@@ -264,6 +264,14 @@ describe('core/user/user_impl', () => {
         photoURL: 'photo',
         emailVerified: false,
         isAnonymous: true,
+        providerData: [{
+          providerId: 'password',
+          displayName: null,
+          photoURL: null,
+          email: 'test@foo.test',
+          phoneNumber: null,
+          uid: 'i-am-uid'
+        }],
         tenantId: 'tenant-id'
       });
 
@@ -274,6 +282,14 @@ describe('core/user/user_impl', () => {
       expect(copy.toJSON()).to.eql(user.toJSON());
       expect(copy.auth).to.eq(newAuth);
       expect(copy.tenantId).to.eq('tenant-id');
+      expect(copy.providerData).to.eql([{
+        providerId: 'password',
+        displayName: null,
+        photoURL: null,
+        email: 'test@foo.test',
+        phoneNumber: null,
+        uid: 'i-am-uid'
+      }]);
     });
   });
 });
diff --git a/packages/auth/src/core/user/user_impl.ts b/packages/auth/src/core/user/user_impl.ts
index 2d7ab45710a..65130dffe73 100644
--- a/packages/auth/src/core/user/user_impl.ts
+++ b/packages/auth/src/core/user/user_impl.ts
@@ -61,11 +61,11 @@ export class UserImpl implements UserInternal {
 
   uid: string;
   auth: AuthInternal;
-  emailVerified = false;
-  isAnonymous = false;
-  tenantId: string | null = null;
+  emailVerified: boolean;
+  isAnonymous: boolean;
+  tenantId: string | null;
   readonly metadata: UserMetadata;
-  providerData: MutableUserInfo[] = [];
+  providerData: MutableUserInfo[];
 
   // Optional fields from UserInfo
   displayName: string | null;
@@ -88,6 +88,7 @@ export class UserImpl implements UserInternal {
     this.photoURL = opt.photoURL || null;
     this.isAnonymous = opt.isAnonymous || false;
     this.tenantId = opt.tenantId || null;
+    this.providerData = opt.providerData ? [...opt.providerData] : [];
     this.metadata = new UserMetadata(
       opt.createdAt || undefined,
       opt.lastLoginAt || undefined
diff --git a/packages/auth/src/model/user.ts b/packages/auth/src/model/user.ts
index 2974fa1777b..fd80b4ad212 100644
--- a/packages/auth/src/model/user.ts
+++ b/packages/auth/src/model/user.ts
@@ -42,6 +42,7 @@ export interface UserParameters {
   isAnonymous?: boolean | null;
   emailVerified?: boolean | null;
   tenantId?: string | null;
+  providerData?: MutableUserInfo[] | null;
 
   createdAt?: string | null;
   lastLoginAt?: string | null;

From dfd5ae562cf829631d05a791e30ab7d28e4a15e8 Mon Sep 17 00:00:00 2001
From: Sam <samgho@google.com>
Date: Wed, 26 Jan 2022 13:22:03 -0800
Subject: [PATCH 2/2] Changeset

---
 .changeset/curvy-brooms-clean.md | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 .changeset/curvy-brooms-clean.md

diff --git a/.changeset/curvy-brooms-clean.md b/.changeset/curvy-brooms-clean.md
new file mode 100644
index 00000000000..874fe35e8ea
--- /dev/null
+++ b/.changeset/curvy-brooms-clean.md
@@ -0,0 +1,5 @@
+---
+"@firebase/auth": patch
+---
+
+Fix bug where `user.providerData` field was being improperly initialized