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d7ae052efe
We want to make sure we are using the correct promise implementation so let's lint out the browser version.
967 lines
25 KiB
JavaScript
967 lines
25 KiB
JavaScript
import Post from "discourse/models/post";
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import createStore from "helpers/create-store";
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import User from "discourse/models/user";
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import { Promise } from "rsvp";
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QUnit.module("model:post-stream");
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const buildStream = function(id, stream) {
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const store = createStore();
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const topic = store.createRecord("topic", { id, chunk_size: 5 });
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const ps = topic.get("postStream");
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if (stream) {
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ps.set("stream", stream);
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}
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return ps;
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};
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const participant = { username: "eviltrout" };
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QUnit.test("create", assert => {
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const store = createStore();
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assert.ok(
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store.createRecord("postStream"),
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"it can be created with no parameters"
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);
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});
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QUnit.test("defaults", assert => {
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const postStream = buildStream(1234);
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assert.blank(
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postStream.get("posts"),
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"there are no posts in a stream by default"
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);
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assert.ok(!postStream.get("loaded"), "it has never loaded");
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assert.present(postStream.get("topic"));
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});
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QUnit.test("appending posts", assert => {
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const postStream = buildStream(4567, [1, 3, 4]);
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const store = postStream.store;
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assert.equal(postStream.get("firstPostId"), 1);
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assert.equal(postStream.get("lastPostId"), 4, "the last post id is 4");
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assert.ok(!postStream.get("hasPosts"), "there are no posts by default");
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assert.ok(
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!postStream.get("firstPostPresent"),
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"the first post is not loaded"
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);
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assert.ok(!postStream.get("loadedAllPosts"), "the last post is not loaded");
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assert.equal(postStream.get("posts.length"), 0, "it has no posts initially");
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postStream.appendPost(store.createRecord("post", { id: 2, post_number: 2 }));
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assert.ok(
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!postStream.get("firstPostPresent"),
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"the first post is still not loaded"
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);
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assert.equal(
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postStream.get("posts.length"),
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1,
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"it has one post in the stream"
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);
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postStream.appendPost(store.createRecord("post", { id: 4, post_number: 4 }));
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assert.ok(
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!postStream.get("firstPostPresent"),
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"the first post is still loaded"
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);
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assert.ok(postStream.get("loadedAllPosts"), "the last post is now loaded");
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assert.equal(
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postStream.get("posts.length"),
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2,
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"it has two posts in the stream"
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);
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postStream.appendPost(store.createRecord("post", { id: 4, post_number: 4 }));
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assert.equal(
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postStream.get("posts.length"),
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2,
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"it will not add the same post with id twice"
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);
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const stagedPost = store.createRecord("post", { raw: "incomplete post" });
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postStream.appendPost(stagedPost);
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assert.equal(
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postStream.get("posts.length"),
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3,
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"it can handle posts without ids"
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);
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postStream.appendPost(stagedPost);
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assert.equal(
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postStream.get("posts.length"),
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3,
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"it won't add the same post without an id twice"
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);
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// change the stream
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postStream.set("stream", [1, 2, 4]);
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assert.ok(
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!postStream.get("firstPostPresent"),
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"the first post no longer loaded since the stream changed."
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);
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assert.ok(
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postStream.get("loadedAllPosts"),
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"the last post is still the last post in the new stream"
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);
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});
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QUnit.test("closestPostNumberFor", assert => {
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const postStream = buildStream(1231);
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const store = postStream.store;
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assert.blank(
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postStream.closestPostNumberFor(1),
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"there is no closest post when nothing is loaded"
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);
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postStream.appendPost(store.createRecord("post", { id: 1, post_number: 2 }));
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postStream.appendPost(store.createRecord("post", { id: 2, post_number: 3 }));
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assert.equal(
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postStream.closestPostNumberFor(2),
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2,
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"If a post is in the stream it returns its post number"
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);
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assert.equal(
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postStream.closestPostNumberFor(3),
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3,
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"If a post is in the stream it returns its post number"
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);
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assert.equal(
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postStream.closestPostNumberFor(10),
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3,
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"it clips to the upper bound of the stream"
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);
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assert.equal(
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postStream.closestPostNumberFor(0),
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2,
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"it clips to the lower bound of the stream"
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);
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});
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QUnit.test("closestDaysAgoFor", assert => {
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const postStream = buildStream(1231);
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postStream.set("timelineLookup", [
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[1, 10],
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[3, 8],
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[5, 1]
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]);
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assert.equal(postStream.closestDaysAgoFor(1), 10);
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assert.equal(postStream.closestDaysAgoFor(2), 10);
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assert.equal(postStream.closestDaysAgoFor(3), 8);
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assert.equal(postStream.closestDaysAgoFor(4), 8);
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assert.equal(postStream.closestDaysAgoFor(5), 1);
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// Out of bounds
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assert.equal(postStream.closestDaysAgoFor(-1), 10);
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assert.equal(postStream.closestDaysAgoFor(0), 10);
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assert.equal(postStream.closestDaysAgoFor(10), 1);
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postStream.set("timelineLookup", []);
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assert.equal(postStream.closestDaysAgoFor(1), undefined);
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});
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QUnit.test("closestDaysAgoFor - empty", assert => {
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const postStream = buildStream(1231);
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postStream.set("timelineLookup", []);
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assert.equal(postStream.closestDaysAgoFor(1), null);
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});
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QUnit.test("updateFromJson", assert => {
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const postStream = buildStream(1231);
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postStream.updateFromJson({
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posts: [{ id: 1 }],
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stream: [1],
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extra_property: 12
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});
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assert.equal(postStream.get("posts.length"), 1, "it loaded the posts");
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assert.containsInstance(postStream.get("posts"), Post);
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assert.equal(postStream.get("extra_property"), 12);
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});
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QUnit.test("removePosts", assert => {
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const postStream = buildStream(10000001, [1, 2, 3]);
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const store = postStream.store;
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const p1 = store.createRecord("post", { id: 1, post_number: 2 }),
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p2 = store.createRecord("post", { id: 2, post_number: 3 }),
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p3 = store.createRecord("post", { id: 3, post_number: 4 });
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postStream.appendPost(p1);
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postStream.appendPost(p2);
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postStream.appendPost(p3);
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// Removing nothing does nothing
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postStream.removePosts();
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assert.equal(postStream.get("posts.length"), 3);
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postStream.removePosts([p1, p3]);
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assert.equal(postStream.get("posts.length"), 1);
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assert.deepEqual(postStream.get("stream"), [2]);
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});
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QUnit.test("cancelFilter", assert => {
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const postStream = buildStream(1235);
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sandbox.stub(postStream, "refresh").returns(Promise.resolve());
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postStream.set("summary", true);
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postStream.cancelFilter();
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assert.ok(!postStream.get("summary"), "summary is cancelled");
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postStream.toggleParticipant(participant);
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postStream.cancelFilter();
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assert.blank(
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postStream.get("userFilters"),
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"cancelling the filters clears the userFilters"
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);
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});
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QUnit.test("findPostIdForPostNumber", assert => {
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const postStream = buildStream(1234, [10, 20, 30, 40, 50, 60, 70]);
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postStream.set("gaps", { before: { 60: [55, 58] } });
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assert.equal(
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postStream.findPostIdForPostNumber(500),
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null,
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"it returns null when the post cannot be found"
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);
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assert.equal(
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postStream.findPostIdForPostNumber(1),
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10,
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"it finds the postId at the beginning"
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);
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assert.equal(
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postStream.findPostIdForPostNumber(5),
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50,
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"it finds the postId in the middle"
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);
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assert.equal(postStream.findPostIdForPostNumber(8), 60, "it respects gaps");
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});
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QUnit.test("toggleParticipant", assert => {
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const postStream = buildStream(1236);
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sandbox.stub(postStream, "refresh").returns(Promise.resolve());
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assert.equal(
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postStream.get("userFilters.length"),
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0,
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"by default no participants are toggled"
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);
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postStream.toggleParticipant(participant.username);
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assert.ok(
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postStream.get("userFilters").includes("eviltrout"),
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"eviltrout is in the filters"
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);
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postStream.toggleParticipant(participant.username);
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assert.blank(
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postStream.get("userFilters"),
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"toggling the participant again removes them"
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);
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});
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QUnit.test("streamFilters", assert => {
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const postStream = buildStream(1237);
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sandbox.stub(postStream, "refresh").returns(Promise.resolve());
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assert.deepEqual(
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postStream.get("streamFilters"),
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{},
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"there are no postFilters by default"
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);
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assert.ok(postStream.get("hasNoFilters"), "there are no filters by default");
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postStream.set("summary", true);
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assert.deepEqual(
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postStream.get("streamFilters"),
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{ filter: "summary" },
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"postFilters contains the summary flag"
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);
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assert.ok(!postStream.get("hasNoFilters"), "now there are filters present");
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postStream.toggleParticipant(participant.username);
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assert.deepEqual(
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postStream.get("streamFilters"),
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{
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username_filters: "eviltrout"
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},
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"streamFilters contains the username we filtered"
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);
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});
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QUnit.test("loading", assert => {
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let postStream = buildStream(1234);
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assert.ok(!postStream.get("loading"), "we're not loading by default");
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postStream.set("loadingAbove", true);
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assert.ok(postStream.get("loading"), "we're loading if loading above");
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postStream = buildStream(1234);
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postStream.set("loadingBelow", true);
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assert.ok(postStream.get("loading"), "we're loading if loading below");
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postStream = buildStream(1234);
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postStream.set("loadingFilter", true);
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assert.ok(postStream.get("loading"), "we're loading if loading a filter");
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});
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QUnit.test("nextWindow", assert => {
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const postStream = buildStream(1234, [
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1,
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2,
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3,
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5,
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8,
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9,
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10,
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11,
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13,
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14,
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15,
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16
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]);
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assert.blank(
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postStream.get("nextWindow"),
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"With no posts loaded, the window is blank"
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);
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postStream.updateFromJson({ posts: [{ id: 1 }, { id: 2 }] });
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assert.deepEqual(
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postStream.get("nextWindow"),
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[3, 5, 8, 9, 10],
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"If we've loaded the first 2 posts, the window should be the 5 after that"
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);
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postStream.updateFromJson({ posts: [{ id: 13 }] });
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assert.deepEqual(
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postStream.get("nextWindow"),
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[14, 15, 16],
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"Boundary check: stop at the end."
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);
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postStream.updateFromJson({ posts: [{ id: 16 }] });
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assert.blank(
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postStream.get("nextWindow"),
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"Once we've seen everything there's nothing to load."
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);
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});
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QUnit.test("previousWindow", assert => {
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const postStream = buildStream(1234, [
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1,
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2,
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3,
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5,
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8,
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9,
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10,
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11,
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13,
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14,
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15,
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16
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]);
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assert.blank(
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postStream.get("previousWindow"),
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"With no posts loaded, the window is blank"
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);
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postStream.updateFromJson({ posts: [{ id: 11 }, { id: 13 }] });
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assert.deepEqual(
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postStream.get("previousWindow"),
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[3, 5, 8, 9, 10],
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"If we've loaded in the middle, it's the previous 5 posts"
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);
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postStream.updateFromJson({ posts: [{ id: 3 }] });
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assert.deepEqual(
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postStream.get("previousWindow"),
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[1, 2],
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"Boundary check: stop at the beginning."
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);
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postStream.updateFromJson({ posts: [{ id: 1 }] });
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assert.blank(
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postStream.get("previousWindow"),
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"Once we've seen everything there's nothing to load."
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);
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});
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QUnit.test("storePost", assert => {
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const postStream = buildStream(1234),
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store = postStream.store,
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post = store.createRecord("post", {
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id: 1,
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post_number: 100,
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raw: "initial value"
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});
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assert.blank(
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postStream.get("topic.highest_post_number"),
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"it has no highest post number yet"
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);
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let stored = postStream.storePost(post);
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assert.equal(post, stored, "it returns the post it stored");
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assert.equal(
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post.get("topic"),
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postStream.get("topic"),
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"it creates the topic reference properly"
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);
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assert.equal(
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postStream.get("topic.highest_post_number"),
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100,
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"it set the highest post number"
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);
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const dupePost = store.createRecord("post", {
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id: 1,
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post_number: 100,
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raw: "updated value"
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});
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const storedDupe = postStream.storePost(dupePost);
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assert.equal(
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storedDupe,
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post,
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"it returns the previously stored post instead to avoid dupes"
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);
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assert.equal(
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storedDupe.get("raw"),
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"updated value",
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"it updates the previously stored post"
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);
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const postWithoutId = store.createRecord("post", { raw: "hello world" });
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stored = postStream.storePost(postWithoutId);
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assert.equal(stored, postWithoutId, "it returns the same post back");
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});
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QUnit.test("identity map", assert => {
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const postStream = buildStream(1234);
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const store = postStream.store;
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const p1 = postStream.appendPost(
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store.createRecord("post", { id: 1, post_number: 1 })
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);
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const p3 = postStream.appendPost(
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store.createRecord("post", { id: 3, post_number: 4 })
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);
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assert.equal(
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postStream.findLoadedPost(1),
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p1,
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"it can return cached posts by id"
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);
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assert.blank(postStream.findLoadedPost(4), "it can't find uncached posts");
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// Find posts by ids uses the identity map
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return postStream.findPostsByIds([1, 2, 3]).then(result => {
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assert.equal(result.length, 3);
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assert.equal(result.objectAt(0), p1);
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assert.equal(result.objectAt(1).get("post_number"), 2);
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assert.equal(result.objectAt(2), p3);
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});
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});
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QUnit.test("loadIntoIdentityMap with no data", assert => {
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return buildStream(1234)
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.loadIntoIdentityMap([])
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.then(result => {
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assert.equal(result.length, 0, "requesting no posts produces no posts");
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});
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});
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QUnit.test("loadIntoIdentityMap with post ids", assert => {
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const postStream = buildStream(1234);
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return postStream.loadIntoIdentityMap([10]).then(function() {
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assert.present(
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postStream.findLoadedPost(10),
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"it adds the returned post to the store"
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);
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});
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});
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QUnit.test("appendMore for megatopic", assert => {
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const postStream = buildStream(1234);
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const store = createStore();
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const post = store.createRecord("post", { id: 1, post_number: 1 });
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postStream.setProperties({
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isMegaTopic: true,
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posts: [post]
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});
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return postStream.appendMore().then(() => {
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assert.present(
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postStream.findLoadedPost(2),
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"it adds the returned post to the store"
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);
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assert.equal(
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postStream.get("posts").length,
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6,
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"it adds the right posts into the stream"
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);
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});
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});
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QUnit.test("prependMore for megatopic", assert => {
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const postStream = buildStream(1234);
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const store = createStore();
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const post = store.createRecord("post", { id: 6, post_number: 6 });
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postStream.setProperties({
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isMegaTopic: true,
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posts: [post]
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});
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return postStream.prependMore().then(() => {
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assert.present(
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postStream.findLoadedPost(5),
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"it adds the returned post to the store"
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);
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assert.equal(
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postStream.get("posts").length,
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6,
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"it adds the right posts into the stream"
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);
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});
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});
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QUnit.test("staging and undoing a new post", assert => {
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const postStream = buildStream(10101, [1]);
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const store = postStream.store;
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const original = store.createRecord("post", {
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id: 1,
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post_number: 1,
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topic_id: 10101
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});
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postStream.appendPost(original);
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assert.ok(
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postStream.get("lastAppended"),
|
|
original,
|
|
"the original post is lastAppended"
|
|
);
|
|
|
|
const user = User.create({
|
|
username: "eviltrout",
|
|
name: "eviltrout",
|
|
id: 321
|
|
});
|
|
const stagedPost = store.createRecord("post", {
|
|
raw: "hello world this is my new post",
|
|
topic_id: 10101
|
|
});
|
|
|
|
const topic = postStream.get("topic");
|
|
topic.setProperties({
|
|
posts_count: 1,
|
|
highest_post_number: 1
|
|
});
|
|
|
|
// Stage the new post in the stream
|
|
const result = postStream.stagePost(stagedPost, user);
|
|
assert.equal(result, "staged", "it returns staged");
|
|
assert.equal(
|
|
topic.get("highest_post_number"),
|
|
2,
|
|
"it updates the highest_post_number"
|
|
);
|
|
assert.ok(
|
|
postStream.get("loading"),
|
|
"it is loading while the post is being staged"
|
|
);
|
|
assert.ok(
|
|
postStream.get("lastAppended"),
|
|
original,
|
|
"it doesn't consider staged posts as the lastAppended"
|
|
);
|
|
|
|
assert.equal(topic.get("posts_count"), 2, "it increases the post count");
|
|
assert.present(topic.get("last_posted_at"), "it updates last_posted_at");
|
|
assert.equal(
|
|
topic.get("details.last_poster"),
|
|
user,
|
|
"it changes the last poster"
|
|
);
|
|
|
|
assert.equal(
|
|
stagedPost.get("topic"),
|
|
topic,
|
|
"it assigns the topic reference"
|
|
);
|
|
assert.equal(
|
|
stagedPost.get("post_number"),
|
|
2,
|
|
"it is assigned the probable post_number"
|
|
);
|
|
assert.present(stagedPost.get("created_at"), "it is assigned a created date");
|
|
assert.ok(
|
|
postStream.get("posts").includes(stagedPost),
|
|
"the post is added to the stream"
|
|
);
|
|
assert.equal(stagedPost.get("id"), -1, "the post has a magical -1 id");
|
|
|
|
// Undoing a created post (there was an error)
|
|
postStream.undoPost(stagedPost);
|
|
|
|
assert.ok(!postStream.get("loading"), "it is no longer loading");
|
|
assert.equal(
|
|
topic.get("highest_post_number"),
|
|
1,
|
|
"it reverts the highest_post_number"
|
|
);
|
|
assert.equal(topic.get("posts_count"), 1, "it reverts the post count");
|
|
assert.equal(
|
|
postStream.get("filteredPostsCount"),
|
|
1,
|
|
"it retains the filteredPostsCount"
|
|
);
|
|
assert.ok(
|
|
!postStream.get("posts").includes(stagedPost),
|
|
"the post is removed from the stream"
|
|
);
|
|
assert.ok(
|
|
postStream.get("lastAppended"),
|
|
original,
|
|
"it doesn't consider undid post lastAppended"
|
|
);
|
|
});
|
|
|
|
QUnit.test("staging and committing a post", assert => {
|
|
const postStream = buildStream(10101, [1]);
|
|
const store = postStream.store;
|
|
|
|
const original = store.createRecord("post", {
|
|
id: 1,
|
|
post_number: 1,
|
|
topic_id: 10101
|
|
});
|
|
postStream.appendPost(original);
|
|
assert.ok(
|
|
postStream.get("lastAppended"),
|
|
original,
|
|
"the original post is lastAppended"
|
|
);
|
|
|
|
const user = User.create({
|
|
username: "eviltrout",
|
|
name: "eviltrout",
|
|
id: 321
|
|
});
|
|
const stagedPost = store.createRecord("post", {
|
|
raw: "hello world this is my new post",
|
|
topic_id: 10101
|
|
});
|
|
|
|
const topic = postStream.get("topic");
|
|
topic.set("posts_count", 1);
|
|
|
|
// Stage the new post in the stream
|
|
let result = postStream.stagePost(stagedPost, user);
|
|
assert.equal(result, "staged", "it returns staged");
|
|
|
|
assert.ok(
|
|
postStream.get("loading"),
|
|
"it is loading while the post is being staged"
|
|
);
|
|
stagedPost.setProperties({ id: 1234, raw: "different raw value" });
|
|
|
|
result = postStream.stagePost(stagedPost, user);
|
|
assert.equal(
|
|
result,
|
|
"alreadyStaging",
|
|
"you can't stage a post while it is currently staging"
|
|
);
|
|
assert.ok(
|
|
postStream.get("lastAppended"),
|
|
original,
|
|
"staging a post doesn't change the lastAppended"
|
|
);
|
|
|
|
postStream.commitPost(stagedPost);
|
|
assert.ok(
|
|
postStream.get("posts").includes(stagedPost),
|
|
"the post is still in the stream"
|
|
);
|
|
assert.ok(!postStream.get("loading"), "it is no longer loading");
|
|
|
|
assert.equal(
|
|
postStream.get("filteredPostsCount"),
|
|
2,
|
|
"it increases the filteredPostsCount"
|
|
);
|
|
|
|
const found = postStream.findLoadedPost(stagedPost.get("id"));
|
|
assert.present(found, "the post is in the identity map");
|
|
assert.ok(postStream.indexOf(stagedPost) > -1, "the post is in the stream");
|
|
assert.equal(
|
|
found.get("raw"),
|
|
"different raw value",
|
|
"it also updated the value in the stream"
|
|
);
|
|
assert.ok(
|
|
postStream.get("lastAppended"),
|
|
found,
|
|
"comitting a post changes lastAppended"
|
|
);
|
|
});
|
|
|
|
QUnit.test("loadedAllPosts when the id changes", assert => {
|
|
// This can happen in a race condition between staging a post and it coming through on the
|
|
// message bus. If the id of a post changes we should reconsider the loadedAllPosts property.
|
|
const postStream = buildStream(10101, [1, 2]);
|
|
const store = postStream.store;
|
|
const postWithoutId = store.createRecord("post", {
|
|
raw: "hello world this is my new post"
|
|
});
|
|
|
|
postStream.appendPost(store.createRecord("post", { id: 1, post_number: 1 }));
|
|
postStream.appendPost(postWithoutId);
|
|
assert.ok(!postStream.get("loadedAllPosts"), "the last post is not loaded");
|
|
|
|
postWithoutId.set("id", 2);
|
|
assert.ok(
|
|
postStream.get("loadedAllPosts"),
|
|
"the last post is loaded now that the post has an id"
|
|
);
|
|
});
|
|
|
|
QUnit.test("triggerRecoveredPost", async assert => {
|
|
const postStream = buildStream(4567);
|
|
const store = postStream.store;
|
|
|
|
[1, 2, 3, 5].forEach(id => {
|
|
postStream.appendPost(
|
|
store.createRecord("post", { id: id, post_number: id })
|
|
);
|
|
});
|
|
|
|
const response = object => {
|
|
return [200, { "Content-Type": "application/json" }, object];
|
|
};
|
|
|
|
// prettier-ignore
|
|
server.get("/posts/4", () => { // eslint-disable-line no-undef
|
|
return response({ id: 4, post_number: 4 });
|
|
});
|
|
|
|
assert.equal(
|
|
postStream.get("postsWithPlaceholders.length"),
|
|
4,
|
|
"it should return the right length"
|
|
);
|
|
|
|
await postStream.triggerRecoveredPost(4);
|
|
|
|
assert.equal(
|
|
postStream.get("postsWithPlaceholders.length"),
|
|
5,
|
|
"it should return the right length"
|
|
);
|
|
});
|
|
|
|
QUnit.test("comitting and triggerNewPostInStream race condition", assert => {
|
|
const postStream = buildStream(4964);
|
|
const store = postStream.store;
|
|
|
|
postStream.appendPost(store.createRecord("post", { id: 1, post_number: 1 }));
|
|
const user = User.create({
|
|
username: "eviltrout",
|
|
name: "eviltrout",
|
|
id: 321
|
|
});
|
|
const stagedPost = store.createRecord("post", {
|
|
raw: "hello world this is my new post"
|
|
});
|
|
|
|
postStream.stagePost(stagedPost, user);
|
|
assert.equal(
|
|
postStream.get("filteredPostsCount"),
|
|
0,
|
|
"it has no filteredPostsCount yet"
|
|
);
|
|
stagedPost.set("id", 123);
|
|
|
|
sandbox.stub(postStream, "appendMore");
|
|
postStream.triggerNewPostInStream(123);
|
|
assert.equal(postStream.get("filteredPostsCount"), 1, "it added the post");
|
|
|
|
postStream.commitPost(stagedPost);
|
|
assert.equal(
|
|
postStream.get("filteredPostsCount"),
|
|
1,
|
|
"it does not add the same post twice"
|
|
);
|
|
});
|
|
|
|
QUnit.test("triggerNewPostInStream for ignored posts", async assert => {
|
|
const postStream = buildStream(280, [1]);
|
|
const store = postStream.store;
|
|
User.resetCurrent(
|
|
User.create({
|
|
username: "eviltrout",
|
|
name: "eviltrout",
|
|
id: 321,
|
|
ignored_users: ["ignoreduser"]
|
|
})
|
|
);
|
|
|
|
postStream.appendPost(store.createRecord("post", { id: 1, post_number: 1 }));
|
|
|
|
const post2 = store.createRecord("post", {
|
|
id: 101,
|
|
post_number: 2,
|
|
username: "regularuser"
|
|
});
|
|
|
|
const post3 = store.createRecord("post", {
|
|
id: 102,
|
|
post_number: 3,
|
|
username: "ignoreduser"
|
|
});
|
|
|
|
var stub = sandbox
|
|
.stub(postStream, "findPostsByIds")
|
|
.returns(Promise.resolve([post2]));
|
|
|
|
await postStream.triggerNewPostInStream(101);
|
|
assert.equal(
|
|
postStream.posts.length,
|
|
2,
|
|
"it added the regular post to the posts"
|
|
);
|
|
assert.equal(
|
|
postStream.get("stream.length"),
|
|
2,
|
|
"it added the regular post to the stream"
|
|
);
|
|
|
|
stub.restore();
|
|
sandbox.stub(postStream, "findPostsByIds").returns(Promise.resolve([post3]));
|
|
|
|
await postStream.triggerNewPostInStream(102);
|
|
assert.equal(
|
|
postStream.posts.length,
|
|
2,
|
|
"it does not add the ignored post to the posts"
|
|
);
|
|
assert.equal(
|
|
postStream.stream.length,
|
|
2,
|
|
"it does not add the ignored post to the stream"
|
|
);
|
|
});
|
|
|
|
QUnit.test("postsWithPlaceholders", assert => {
|
|
const postStream = buildStream(4964, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
|
|
const postsWithPlaceholders = postStream.get("postsWithPlaceholders");
|
|
const store = postStream.store;
|
|
|
|
const testProxy = Ember.ArrayProxy.create({ content: postsWithPlaceholders });
|
|
|
|
const p1 = store.createRecord("post", { id: 1, post_number: 1 });
|
|
const p2 = store.createRecord("post", { id: 2, post_number: 2 });
|
|
const p3 = store.createRecord("post", { id: 3, post_number: 3 });
|
|
const p4 = store.createRecord("post", { id: 4, post_number: 4 });
|
|
|
|
postStream.appendPost(p1);
|
|
postStream.appendPost(p2);
|
|
postStream.appendPost(p3);
|
|
|
|
// Test enumerable and array access
|
|
assert.equal(postsWithPlaceholders.get("length"), 3);
|
|
assert.equal(testProxy.get("length"), 3);
|
|
assert.equal(postsWithPlaceholders.nextObject(0), p1);
|
|
assert.equal(postsWithPlaceholders.objectAt(0), p1);
|
|
assert.equal(postsWithPlaceholders.nextObject(1, p1), p2);
|
|
assert.equal(postsWithPlaceholders.objectAt(1), p2);
|
|
assert.equal(postsWithPlaceholders.nextObject(2, p2), p3);
|
|
assert.equal(postsWithPlaceholders.objectAt(2), p3);
|
|
|
|
const promise = postStream.appendMore();
|
|
assert.equal(
|
|
postsWithPlaceholders.get("length"),
|
|
8,
|
|
"we immediately have a larger placeholder window"
|
|
);
|
|
assert.equal(testProxy.get("length"), 8);
|
|
assert.ok(!!postsWithPlaceholders.nextObject(3, p3));
|
|
assert.ok(!!postsWithPlaceholders.objectAt(4));
|
|
assert.ok(postsWithPlaceholders.objectAt(3) !== p4);
|
|
assert.ok(testProxy.objectAt(3) !== p4);
|
|
|
|
return promise.then(() => {
|
|
assert.equal(postsWithPlaceholders.objectAt(3), p4);
|
|
assert.equal(
|
|
postsWithPlaceholders.get("length"),
|
|
8,
|
|
"have a larger placeholder window when loaded"
|
|
);
|
|
assert.equal(testProxy.get("length"), 8);
|
|
assert.equal(testProxy.objectAt(3), p4);
|
|
});
|
|
});
|
|
|
|
QUnit.test("filteredPostsCount", assert => {
|
|
const postStream = buildStream(4567, [1, 3, 4]);
|
|
|
|
assert.equal(postStream.get("filteredPostsCount"), 3);
|
|
|
|
// Megatopic
|
|
postStream.set("isMegaTopic", true);
|
|
postStream.set("topic.highest_post_number", 4);
|
|
|
|
assert.equal(postStream.get("filteredPostsCount"), 4);
|
|
});
|
|
|
|
QUnit.test("firstPostId", assert => {
|
|
const postStream = buildStream(4567, [1, 3, 4]);
|
|
|
|
assert.equal(postStream.get("firstPostId"), 1);
|
|
|
|
postStream.setProperties({
|
|
isMegaTopic: true,
|
|
firstId: 2
|
|
});
|
|
|
|
assert.equal(postStream.get("firstPostId"), 2);
|
|
});
|
|
|
|
QUnit.test("lastPostId", assert => {
|
|
const postStream = buildStream(4567, [1, 3, 4]);
|
|
|
|
assert.equal(postStream.get("lastPostId"), 4);
|
|
|
|
postStream.setProperties({
|
|
isMegaTopic: true,
|
|
lastId: 2
|
|
});
|
|
|
|
assert.equal(postStream.get("lastPostId"), 2);
|
|
});
|
|
|
|
QUnit.test("progressIndexOfPostId", assert => {
|
|
const postStream = buildStream(4567, [1, 3, 4]);
|
|
const store = createStore();
|
|
const post = store.createRecord("post", { id: 1, post_number: 5 });
|
|
|
|
assert.equal(postStream.progressIndexOfPostId(post), 1);
|
|
|
|
postStream.set("isMegaTopic", true);
|
|
|
|
assert.equal(postStream.progressIndexOfPostId(post), 5);
|
|
});
|