<!DOCTYPE html> <title>IDBCursor.primaryKey</title> <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="resources/support.js"></script> <script> function cursor_primarykey(key) { var db, t = async_test(document.title + " - " + key); var open_rq = createdb(t); open_rq.onupgradeneeded = function(e) { db = e.target.result; var objStore = db.createObjectStore("test"); objStore.createIndex("index", ""); objStore.add("data", key); }; open_rq.onsuccess = t.step_func(function(e) { var cursor_rq = db.transaction("test", "readonly", {durability: 'relaxed'}) .objectStore("test") .index("index") .openCursor(); cursor_rq.onsuccess = t.step_func(function(e) { var cursor = e.target.result; assert_equals(cursor.value, "data", "prequisite cursor.value"); assert_equals(cursor.key, "data", "prequisite cursor.key"); assert_key_equals(cursor.primaryKey, key, 'primaryKey'); assert_readonly(cursor, 'primaryKey'); if (key instanceof Array) { cursor.primaryKey.push("new"); key.push("new"); assert_key_equals(cursor.primaryKey, key, 'primaryKey after array push'); // But we can not change key (like readonly, just a bit different) cursor.key = 10; assert_key_equals(cursor.primaryKey, key, 'key after assignment'); } t.done(); }); }); } cursor_primarykey(1); cursor_primarykey("key"); cursor_primarykey(["my", "key"]); </script> <div id="log"></div>