dom/indexedDB/test/unit/test_overlapping_transactions.js

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1 /**
2 * Any copyright is dedicated to the Public Domain.
3 * http://creativecommons.org/publicdomain/zero/1.0/
4 */
5
6 var testGenerator = testSteps();
7
8 function testSteps()
9 {
10 const name = this.window ? window.location.pathname : "Splendid Test";
11 const objectStores = [ "foo", "bar" ];
12
13 let request = indexedDB.open(name, 1);
14 request.onerror = errorHandler;
15 request.onupgradeneeded = grabEventAndContinueHandler;
16 let event = yield undefined;
17
18 let db = event.target.result;
19 is(db.objectStoreNames.length, 0, "Correct objectStoreNames list");
20
21 event.target.onsuccess = grabEventAndContinueHandler;
22 for (let i in objectStores) {
23 db.createObjectStore(objectStores[i], { autoIncrement: true });
24 }
25 let event = yield undefined;
26
27 is(db.objectStoreNames.length, objectStores.length,
28 "Correct objectStoreNames list");
29
30 for (let i = 0; i < 50; i++) {
31 let stepNumber = 0;
32
33 request = db.transaction(["foo"], "readwrite")
34 .objectStore("foo")
35 .add({});
36 request.onerror = errorHandler;
37 request.onsuccess = function(event) {
38 is(stepNumber, 1, "This callback came first");
39 stepNumber++;
40 event.target.transaction.oncomplete = grabEventAndContinueHandler;
41 }
42
43 request = db.transaction(["foo"], "readwrite")
44 .objectStore("foo")
45 .add({});
46 request.onerror = errorHandler;
47 request.onsuccess = function(event) {
48 is(stepNumber, 2, "This callback came second");
49 stepNumber++;
50 event.target.transaction.oncomplete = grabEventAndContinueHandler;
51 }
52
53 request = db.transaction(["foo", "bar"], "readwrite")
54 .objectStore("bar")
55 .add({});
56 request.onerror = errorHandler;
57 request.onsuccess = function(event) {
58 is(stepNumber, 3, "This callback came third");
59 stepNumber++;
60 event.target.transaction.oncomplete = grabEventAndContinueHandler;
61 }
62
63 request = db.transaction(["foo", "bar"], "readwrite")
64 .objectStore("bar")
65 .add({});
66 request.onerror = errorHandler;
67 request.onsuccess = function(event) {
68 is(stepNumber, 4, "This callback came fourth");
69 stepNumber++;
70 event.target.transaction.oncomplete = grabEventAndContinueHandler;
71 }
72
73 request = db.transaction(["bar"], "readwrite")
74 .objectStore("bar")
75 .add({});
76 request.onerror = errorHandler;
77 request.onsuccess = function(event) {
78 is(stepNumber, 5, "This callback came fifth");
79 stepNumber++;
80 event.target.transaction.oncomplete = grabEventAndContinueHandler;
81 }
82
83 stepNumber++;
84 yield undefined; yield undefined; yield undefined; yield undefined; yield undefined;
85
86 is(stepNumber, 6, "All callbacks received");
87 }
88
89 finishTest();
90 yield undefined;
91 }
92

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