Fix flakey TestRoomReceiptsReadMarkers (#393)

We can't do the tests in parallel, as sending a `/receipt` request after
a `/read_markers` request on the same event returns an error. (While
`/read_markers` will return 200 in the reversed situation).

Author: erikjohnston

tests/csapi/apidoc_room_receipts_test.go

@@ -9,51 +9,52 @@ import (
 )
 
 // tests/10apidoc/37room-receipts.pl
-func TestRoomReceiptsReadMarkers(t *testing.T) {
+
+// sytest: POST /rooms/:room_id/receipt can create receipts
+func TestRoomReceipts(t *testing.T) {
+	deployment := Deploy(t, b.BlueprintAlice)
+	defer deployment.Destroy(t)
+
+	alice := deployment.Client(t, "hs1", "@alice:hs1")
+	roomID := alice.CreateRoom(t, map[string]interface{}{"preset": "public_chat"})
+
+	eventID := ""
+	alice.MustSyncUntil(t, client.SyncReq{}, client.SyncTimelineHas(roomID, func(result gjson.Result) bool {
+		if result.Get("type").Str == "m.room.member" {
+			eventID = result.Get("event_id").Str
+			return true
+		}
+		return false
+	}))
+	if eventID == "" {
+		t.Fatal("did not find an event_id")
+	}
+	alice.MustDoFunc(t, "POST", []string{"_matrix", "client", "v3", "rooms", roomID, "receipt", "m.read", eventID}, client.WithJSONBody(t, struct{}{}))
+}
+
+// sytest: POST /rooms/:room_id/read_markers can create read marker
+func TestRoomReadMarkers(t *testing.T) {
 	deployment := Deploy(t, b.BlueprintAlice)
 	defer deployment.Destroy(t)
 
 	alice := deployment.Client(t, "hs1", "@alice:hs1")
 	roomID := alice.CreateRoom(t, map[string]interface{}{"preset": "public_chat"})
 
-	// sytest: POST /rooms/:room_id/receipt can create receipts
-	t.Run("Parallel", func(t *testing.T) {
-		t.Run("POST /rooms/:room_id/receipt can create receipts", func(t *testing.T) {
-			t.Parallel()
-			eventID := ""
-			alice.MustSyncUntil(t, client.SyncReq{}, client.SyncTimelineHas(roomID, func(result gjson.Result) bool {
-				if result.Get("type").Str == "m.room.member" {
-					eventID = result.Get("event_id").Str
-					return true
-				}
-				return false
-			}))
-			if eventID == "" {
-				t.Fatal("did not find an event_id")
-			}
-			alice.MustDoFunc(t, "POST", []string{"_matrix", "client", "v3", "rooms", roomID, "receipt", "m.read", eventID}, client.WithJSONBody(t, struct{}{}))
-		})
-
-		// sytest: POST /rooms/:room_id/read_markers can create read marker
-		t.Run("POST /rooms/:room_id/read_markers can create read marker", func(t *testing.T) {
-			t.Parallel()
-			eventID := ""
-			alice.MustSyncUntil(t, client.SyncReq{}, client.SyncTimelineHas(roomID, func(result gjson.Result) bool {
-				if result.Get("type").Str == "m.room.member" {
-					eventID = result.Get("event_id").Str
-					return true
-				}
-				return false
-			}))
-			if eventID == "" {
-				t.Fatal("did not find an event_id")
-			}
-
-			reqBody := client.WithJSONBody(t, map[string]interface{}{
-				"m.fully_read": eventID,
-				"m.read":       eventID,
-			})
-			alice.MustDoFunc(t, "POST", []string{"_matrix", "client", "v3", "rooms", roomID, "read_markers"}, reqBody)
-		})
+	eventID := ""
+	alice.MustSyncUntil(t, client.SyncReq{}, client.SyncTimelineHas(roomID, func(result gjson.Result) bool {
+		if result.Get("type").Str == "m.room.member" {
+			eventID = result.Get("event_id").Str
+			return true
+		}
+		return false
+	}))
+	if eventID == "" {
+		t.Fatal("did not find an event_id")
+	}
+
+	reqBody := client.WithJSONBody(t, map[string]interface{}{
+		"m.fully_read": eventID,
+		"m.read":       eventID,
 	})
+	alice.MustDoFunc(t, "POST", []string{"_matrix", "client", "v3", "rooms", roomID, "read_markers"}, reqBody)
 }