From 8ac5f34d4c29cf4c8cf272af263a93d5878bab38 Mon Sep 17 00:00:00 2001
From: joshAg <joshAg@users.noreply.github.com>
Date: Tue, 4 Dec 2018 17:12:30 -0800
Subject: [PATCH 1/4] add toJSON function to MockFirebaseUser

---
 src/user.js | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/user.js b/src/user.js
index dd5f6948..e5c86e3f 100644
--- a/src/user.js
+++ b/src/user.js
@@ -16,7 +16,7 @@ function MockFirebaseUser(ref, data) {
   this.emailVerified = !!data.emailVerified;
   this.isAnonymous = !!data.isAnonymous;
   this.metadata = data.metadata;
-  this.providerData = data.providerData;
+  this.providerData = data.providerData || [];
   this.providerId = data.providerId;
   this.refreshToken = data.refreshToken;
 }
@@ -111,4 +111,26 @@ MockFirebaseUser.prototype.getIdToken = function (forceRefresh) {
   });
 };
 
+MockFirebaseUser.prototype.toJSON = function() {
+  const json = {
+    uid: this.uid,
+    email: this.email,
+    emailVerified: this.emailVerified,
+    displayName: this.displayName,
+    photoURL: this.photoURL,
+    phoneNumber: this.phoneNumber,
+    disabled: this.disabled,
+    metadata: this.metadata && this.metadata.toJSON(),
+    passwordHash: this.passwordHash,
+    passwordSalt: this.passwordSalt,
+    customClaims: JSON.parse(JSON.stringify(this.customClaims)),
+    tokensValidAfterTime: this.tokensValidAfterTime,
+  };
+  json.providerData = [];
+  for (const entry of this.providerData) {
+    json.providerData.push(entry.toJSON());
+  }
+  return json;
+}
+
 module.exports = MockFirebaseUser;

From 8c42be1b488326c015fecb8a432484e587dea06c Mon Sep 17 00:00:00 2001
From: Dolan Murvihill <dmurvihill@gmail.com>
Date: Wed, 20 Nov 2019 10:12:10 -0500
Subject: [PATCH 2/4] Fix linter

---
 src/user.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/user.js b/src/user.js
index e5c86e3f..9374ae03 100644
--- a/src/user.js
+++ b/src/user.js
@@ -131,6 +131,6 @@ MockFirebaseUser.prototype.toJSON = function() {
     json.providerData.push(entry.toJSON());
   }
   return json;
-}
+};
 
 module.exports = MockFirebaseUser;

From 93c7f14d824bf796cc1c4cdea33fb5bb38f838a9 Mon Sep 17 00:00:00 2001
From: Dolan Murvihill <dmurvihill@gmail.com>
Date: Tue, 26 Nov 2019 17:29:10 -0500
Subject: [PATCH 3/4] Update to partially mock Firebase 5

---
 src/user.js | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/user.js b/src/user.js
index 9374ae03..960aa852 100644
--- a/src/user.js
+++ b/src/user.js
@@ -119,13 +119,11 @@ MockFirebaseUser.prototype.toJSON = function() {
     displayName: this.displayName,
     photoURL: this.photoURL,
     phoneNumber: this.phoneNumber,
-    disabled: this.disabled,
-    metadata: this.metadata && this.metadata.toJSON(),
-    passwordHash: this.passwordHash,
-    passwordSalt: this.passwordSalt,
-    customClaims: JSON.parse(JSON.stringify(this.customClaims)),
-    tokensValidAfterTime: this.tokensValidAfterTime,
   };
+  if (this.metadata) {
+    json.createdAt = this.metadata.createdAt;
+    json.lastLoginAt = this.metadata.lastLoginAt;
+  }
   json.providerData = [];
   for (const entry of this.providerData) {
     json.providerData.push(entry.toJSON());

From 3f4c2cce2a1ddaf78ec245087ffa592f17a11569 Mon Sep 17 00:00:00 2001
From: Dolan Murvihill <dmurvihill@gmail.com>
Date: Tue, 26 Nov 2019 17:29:45 -0500
Subject: [PATCH 4/4] Add tests

---
 test/unit/user.js | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/test/unit/user.js b/test/unit/user.js
index 93f03293..dd4da6d1 100644
--- a/test/unit/user.js
+++ b/test/unit/user.js
@@ -140,4 +140,46 @@ describe('User', function () {
       return expect(user.getIdToken(true)).to.eventually.not.equal(token);
     });
   });
+
+  describe('#toJSON', () => {
+    describe('most fields', () => {
+      it('should be the same', () => {
+        const user = new User(auth, {});
+        const json = user.toJSON();
+        [
+          'uid',
+          'email',
+          'emailVerified',
+          'displayName',
+          'photoURL',
+          'phoneNumber',
+          'providerData',
+        ].forEach(k => expect(json[k]).to.deep.equal(user[k]));
+      });
+    });
+
+    describe('.metadata', () => {
+      it('keys should be missing if omitted', () => {
+        const user = new User(auth, {});
+        expect(user.toJSON()).not.to.haveOwnProperty('lastLoginAt');
+        expect(user.toJSON()).not.to.haveOwnProperty('createdAt');
+      });
+
+      it('should populate to lastLogin if present', () => {
+        const metadata = {
+          lastLoginAt: new Date(11).getTime().toString(10),
+        };
+        const user = new User(auth, { metadata: metadata, });
+        expect(user.toJSON().lastLoginAt).to.equal(metadata.lastLoginAt);
+      });
+
+      it('should populate to createdAt if present', () => {
+        const metadata = {
+          createdAt: new Date(12).getTime().toString(10),
+        };
+        const user = new User(auth, { metadata: metadata, });
+        expect(user.toJSON().createdAt).to.equal(metadata.createdAt);
+      });
+    });
+  });
 });