breaking changes from expect upgrade

Signed-off-by: Stephen Solka <stephen0q@gmail.com>

test/components/views/dialogs/InteractiveAuthDialog-test.js

@@ -83,8 +83,8 @@ describe('InteractiveAuthDialog', function() {
                     submitNode = node;
                 }
             }
-            expect(passwordNode).toExist();
-            expect(submitNode).toExist();
+            expect(passwordNode).toBeTruthy();
+            expect(submitNode).toBeTruthy();
 
             // submit should be disabled
             expect(submitNode.disabled).toBe(true);

test/components/views/groups/GroupMemberList-test.js

@@ -114,7 +114,7 @@ describe("GroupMemberList", function() {
 
             const memberList = ReactTestUtils.findRenderedDOMComponentWithClass(root, "mx_MemberList_joined");
             const memberListElement = ReactDOM.findDOMNode(memberList);
-            expect(memberListElement).toExist();
+            expect(memberListElement).toBeTruthy();
             expect(memberListElement.innerText).toBe("Test");
         });
 
@@ -134,7 +134,7 @@ describe("GroupMemberList", function() {
 
             const memberList = ReactTestUtils.findRenderedDOMComponentWithClass(root, "mx_MemberList_joined");
             const memberListElement = ReactDOM.findDOMNode(memberList);
-            expect(memberListElement).toExist();
+            expect(memberListElement).toBeTruthy();
             expect(memberListElement.innerText).toBe("Failed to load group members");
         });
 

test/components/views/rooms/RoomList-test.js

@@ -69,7 +69,7 @@ describe('RoomList', () => {
         ReactTestUtils.findRenderedComponentWithType(root, RoomList);
 
         movingRoom = createRoom({name: 'Moving room'});
-        expect(movingRoom.roomId).toNotBe(null);
+        expect(movingRoom.roomId).not.toBe(null);
 
         // Mock joined member
         myMember = new RoomMember(movingRoomId, myUserId);
@@ -139,7 +139,7 @@ describe('RoomList', () => {
             throw err;
         }
 
-        expect(expectedRoomTile).toExist();
+        expect(expectedRoomTile).toBeTruthy();
         expect(expectedRoomTile.props.room).toBe(room);
     }