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| 1 <!doctype html> |
| 2 <meta charset="utf8"> |
| 3 <title>IndexedDB: IDBCursor method continuePrimaryKey()</title> |
| 4 <link rel="help" |
| 5 href="http://w3c.github.io/IndexedDB/#dom-idbcursor-continueprimarykey"> |
| 6 <script src="/resources/testharness.js"></script> |
| 7 <script src="/resources/testharnessreport.js"></script> |
| 8 <script src="support.js"></script> |
| 9 |
| 10 <script> |
| 11 'use strict'; |
| 12 |
| 13 indexeddb_test( |
| 14 (t, db, txn) => { |
| 15 const store = db.createObjectStore('store'); |
| 16 const index = store.createIndex('index', 'indexKey', {multiEntry: true}); |
| 17 |
| 18 store.put({indexKey: ['a', 'b']}, 1); |
| 19 store.put({indexKey: ['a', 'b']}, 2); |
| 20 store.put({indexKey: ['a', 'b']}, 3); |
| 21 store.put({indexKey: ['b']}, 4); |
| 22 |
| 23 const expectedIndexEntries = [ |
| 24 {key: "a", primaryKey: 1}, |
| 25 {key: "a", primaryKey: 2}, |
| 26 {key: "a", primaryKey: 3}, |
| 27 {key: "b", primaryKey: 1}, |
| 28 {key: "b", primaryKey: 2}, |
| 29 {key: "b", primaryKey: 3}, |
| 30 {key: "b", primaryKey: 4}, |
| 31 ]; |
| 32 |
| 33 const request = index.openCursor(); |
| 34 request.onerror = t.unreached_func('IDBIndex.openCursor should not fail'); |
| 35 request.onsuccess = t.step_func(() => { |
| 36 const cursor = request.result; |
| 37 const expectedEntry = expectedIndexEntries.shift(); |
| 38 if (expectedEntry) { |
| 39 assert_equals(cursor.key, expectedEntry.key, |
| 40 'The index entry keys should reflect the object store contents'); |
| 41 assert_equals(cursor.primaryKey, expectedEntry.primaryKey, |
| 42 'The index entry primary keys should reflect the object store ' + |
| 43 'contents'); |
| 44 cursor.continue(); |
| 45 } else { |
| 46 assert_equals(cursor, null, |
| 47 'The index should not have entries that do not reflect the ' + |
| 48 'object store contents'); |
| 49 } |
| 50 }); |
| 51 }, |
| 52 (t, db) => { |
| 53 const testCases = [ |
| 54 // Continuing index key |
| 55 { call: cursor => { cursor.continue(); }, |
| 56 result: { key: "a", primaryKey: 2 } }, |
| 57 { call: cursor => { cursor.continue('a'); }, |
| 58 exception: 'DataError' }, |
| 59 { call: cursor => { cursor.continue('b'); }, |
| 60 result: { key: "b", primaryKey: 1 } }, |
| 61 { call: cursor => { cursor.continue('c'); }, result: null }, |
| 62 |
| 63 // Called w/ index key and primary key: |
| 64 { call: cursor => { cursor.continuePrimaryKey('a', 3); }, |
| 65 result: { key: 'a', primaryKey: 3 } }, |
| 66 { call: cursor => { cursor.continuePrimaryKey('a', 4); }, |
| 67 result: { key: 'b', primaryKey: 1 } }, |
| 68 { call: cursor => { cursor.continuePrimaryKey('b', 1); }, |
| 69 result: {key: 'b', primaryKey: 1} }, |
| 70 { call: cursor => { cursor.continuePrimaryKey('b', 4); }, |
| 71 result: {key: 'b', primaryKey: 4} }, |
| 72 { call: cursor => { cursor.continuePrimaryKey('b', 5); }, |
| 73 result: null }, |
| 74 { call: cursor => { cursor.continuePrimaryKey('c', 1); }, |
| 75 result: null }, |
| 76 |
| 77 // Called w/ primary key but w/o index key |
| 78 { call: cursor => { cursor.continuePrimaryKey(null, 1); }, |
| 79 exception: 'DataError' }, |
| 80 { call: cursor => { cursor.continuePrimaryKey(null, 2); }, |
| 81 exception: 'DataError' }, |
| 82 { call: cursor => { cursor.continuePrimaryKey(null, 3); }, |
| 83 exception: 'DataError' }, |
| 84 { call: cursor => { cursor.continuePrimaryKey(null, 4); }, |
| 85 exception: 'DataError' }, |
| 86 { call: cursor => { cursor.continuePrimaryKey(null, 5); }, |
| 87 exception: 'DataError' }, |
| 88 |
| 89 // Called w/ index key but w/o primary key |
| 90 { call: cursor => { cursor.continuePrimaryKey('a', null); }, |
| 91 exception: 'DataError' }, |
| 92 ]; |
| 93 |
| 94 const verifyContinueCalls = () => { |
| 95 if (!testCases.length) { |
| 96 t.done(); |
| 97 return; |
| 98 } |
| 99 |
| 100 const testCase = testCases.shift(); |
| 101 |
| 102 const txn = db.transaction('store'); |
| 103 txn.oncomplete = t.step_func(verifyContinueCalls); |
| 104 |
| 105 const request = txn.objectStore('store').index('index').openCursor(); |
| 106 let calledContinue = false; |
| 107 request.onerror = |
| 108 t.unreached_func('IDBIndex.openCursor should not fail'); |
| 109 request.onsuccess = t.step_func(() => { |
| 110 const cursor = request.result; |
| 111 if (calledContinue) { |
| 112 if (testCase.result) { |
| 113 assert_equals(cursor.key, testCase.result.key, |
| 114 `${testCase.call.toString()} - result key`); |
| 115 assert_equals(cursor.primaryKey, testCase.result.primaryKey, |
| 116 `${testCase.call.toString()} - result primary key`); |
| 117 } else { |
| 118 assert_equals(cursor, null); |
| 119 } |
| 120 } else { |
| 121 calledContinue = true; |
| 122 if('exception' in testCase) { |
| 123 assert_throws( |
| 124 testCase.exception, () => { testCase.call(cursor); }, |
| 125 testCase.call.toString()); |
| 126 } else { |
| 127 testCase.call(cursor); |
| 128 } |
| 129 } |
| 130 }); |
| 131 }; |
| 132 verifyContinueCalls(); |
| 133 }); |
| 134 </script> |
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Chromium Code Reviews
Issue 2657533002:
Upstream IDBCursor.continuePrimaryKey test to WPT. (Closed)
