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test that modifications to clone'd() room state dont affect the old

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This commit is contained in:
Bruno Windels
2018-07-20 15:21:04 +02:00
parent ab1c0dabae
commit 198d2c780d
1 changed files with 17 additions and 2 deletions
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19
spec/unit/room-state.spec.js
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@@ -12,6 +12,8 @@ describe("RoomState", function() {
const userA = "@alice:bar"; const userA = "@alice:bar";
const userB = "@bob:bar"; const userB = "@bob:bar";
const userLazy = "@lazy:bar"; const userLazy = "@lazy:bar";
const mrLazy = "Mr. Lazy";
let state; let state;
beforeEach(function() { beforeEach(function() {
@@ -265,8 +267,6 @@ describe("RoomState", function() {
}); });
describe("setLazyLoadedMembers", function() { describe("setLazyLoadedMembers", function() {
const mrLazy = "Mr. Lazy";
it("should add a unknown member", function() { it("should add a unknown member", function() {
expect(state.getMember(userLazy)).toBeFalsy(); expect(state.getMember(userLazy)).toBeFalsy();
state.setLazyLoadedMembers([{userId: userLazy}]); state.setLazyLoadedMembers([{userId: userLazy}]);
@@ -345,7 +345,22 @@ describe("RoomState", function() {
}); });
it("should return copy independent of original", function() { it("should return copy independent of original", function() {
// include LL members in copy
state.setLazyLoadedMembers([{userId: userLazy, membership: "join"}]);
const copy = state.clone();
const memberLazyCopy = copy.getMember(userLazy);
memberLazyCopy.setAsLazyLoadedMember(mrLazy, null, "join");
expect(state.getMember(userLazy).name).toEqual(userLazy);
expect(memberLazyCopy.name).toEqual(mrLazy);
expect(state.getJoinedMemberCount()).toEqual(3);
copy.setStateEvents([utils.mkMembership({ // userA leaves
event: true, mship: "leave", user: userA, room: roomId,
})]);
expect(state.getJoinedMemberCount()).toEqual(3);
expect(copy.getJoinedMemberCount()).toEqual(2);
}); });
}); });