fix(firestore): update isEqual API to check collection path equality (#3738)

* fix(firestore): update isEqual check

* test(firestore): test isEqual condition

Co-authored-by: Mike Diarmid <mike.diarmid@gmail.com>
[publish]

packages/firestore/e2e/Query/isEqual.e2e.js

@@ -46,15 +46,26 @@ describe('firestore().collection().isEqual()', () => {
       .collection('v6')
       .limit(3);
 
+    const ref1 = firebase
+      .firestore()
+      .collection('foo')
+      .where('bar', '==', true);
+    const ref2 = firebase
+      .firestore()
+      .collection('baz')
+      .where('bar', '==', true);
+
     const eql1 = query.isEqual(q1);
     const eql2 = query.isEqual(q2);
     const eql3 = query.isEqual(q3);
     const eql4 = query.isEqual(q4);
+    const eql5 = ref1.isEqual(ref2);
 
     eql1.should.be.False();
     eql2.should.be.False();
     eql3.should.be.False();
     eql4.should.be.False();
+    eql5.should.be.False();
   });
 
   it('returns false when not equal (expensive checks)', () => {

packages/firestore/lib/FirestoreQuery.js

@@ -189,6 +189,7 @@ export default class FirestoreQuery {
       this._modifiers.type !== other._modifiers.type ||
       this._modifiers.filters.length !== other._modifiers.filters.length ||
       this._modifiers.orders.length !== other._modifiers.orders.length ||
+      this._collectionPath.relativeName !== other._collectionPath.relativeName ||
       Object.keys(this._modifiers.options).length !== Object.keys(other._modifiers.options).length
     ) {
       return false;

tests/e2e/mocha.opts

@@ -43,4 +43,4 @@
 
 ../packages/messaging/e2e/*.e2e.js
 
-../packages/firestore/e2e/*.e2e.js
+../packages/firestore/e2e/**/*.e2e.js