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| 1 <!DOCTYPE html> | |
| 2 <title>IDBCursor.advance()</title> | |
| 3 <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal"> | |
| 4 <script src="../../../resources/testharness.js"></script> | |
| 5 <script src="../../../resources/testharnessreport.js"></script> | |
| 6 <script src="support.js"></script> | |
| 7 | |
| 8 <script> | |
| 9 | |
| 10 var db, open; | |
| 11 | |
| 12 setup(function() { | |
| 13 open = indexedDB.open("testdb-" + new Date().getTime()); | |
| 14 open.onupgradeneeded = function(e) { | |
| 15 db = e.target.result; | |
| 16 var objStore = db.createObjectStore("test"); | |
| 17 objStore.createIndex("index", ""); | |
| 18 | |
| 19 objStore.add("cupcake", 5); | |
| 20 objStore.add("pancake", 3); // Yes, it is intended | |
| 21 objStore.add("pie", 1); | |
| 22 objStore.add("pie", 4); | |
| 23 objStore.add("taco", 2); | |
| 24 }; | |
| 25 }, | |
| 26 { explicit_done: true }); | |
| 27 | |
| 28 | |
| 29 open.onsuccess = function() { | |
| 30 | |
| 31 async_test(document.title + " - advances").step(function(e) { | |
| 32 var count = 0; | |
| 33 var rq = db.transaction("test").objectStore("test").index("index").o
penCursor(); | |
| 34 | |
| 35 rq.onsuccess = this.step_func(function(e) { | |
| 36 if (!e.target.result) { | |
| 37 assert_equals(count, 3, "count"); | |
| 38 this.done(); | |
| 39 return; | |
| 40 } | |
| 41 var cursor = e.target.result; | |
| 42 | |
| 43 switch(count) { | |
| 44 case 0: | |
| 45 assert_equals(cursor.value, "cupcake"); | |
| 46 assert_equals(cursor.primaryKey, 5); | |
| 47 break; | |
| 48 | |
| 49 case 1: | |
| 50 assert_equals(cursor.value, "pie"); | |
| 51 assert_equals(cursor.primaryKey, 1); | |
| 52 break; | |
| 53 | |
| 54 case 2: | |
| 55 assert_equals(cursor.value, "taco"); | |
| 56 assert_equals(cursor.primaryKey, 2); | |
| 57 break; | |
| 58 | |
| 59 default: | |
| 60 assert_unreached("Unexpected count: " + count); | |
| 61 } | |
| 62 | |
| 63 count++; | |
| 64 cursor.advance(2); | |
| 65 }); | |
| 66 rq.onerror = fail(this, "unexpected error") | |
| 67 }); | |
| 68 | |
| 69 async_test(document.title + " - advances backwards").step(function(e) { | |
| 70 var count = 0; | |
| 71 var rq = db.transaction("test").objectStore("test").index("index").o
penCursor(null, "prev"); | |
| 72 | |
| 73 rq.onsuccess = this.step_func(function(e) { | |
| 74 if (!e.target.result) { | |
| 75 assert_equals(count, 3, "count"); | |
| 76 this.done(); | |
| 77 return; | |
| 78 } | |
| 79 var cursor = e.target.result; | |
| 80 | |
| 81 switch(count) { | |
| 82 case 0: | |
| 83 assert_equals(cursor.value, "taco"); | |
| 84 assert_equals(cursor.primaryKey, 2); | |
| 85 break; | |
| 86 | |
| 87 case 1: | |
| 88 assert_equals(cursor.value, "pie"); | |
| 89 assert_equals(cursor.primaryKey, 1); | |
| 90 break; | |
| 91 | |
| 92 case 2: | |
| 93 assert_equals(cursor.value, "cupcake"); | |
| 94 assert_equals(cursor.primaryKey, 5); | |
| 95 break; | |
| 96 | |
| 97 default: | |
| 98 assert_unreached("Unexpected count: " + count); | |
| 99 } | |
| 100 | |
| 101 count++; | |
| 102 cursor.advance(2); | |
| 103 }); | |
| 104 rq.onerror = fail(this, "unexpected error") | |
| 105 }); | |
| 106 | |
| 107 async_test(document.title + " - skip far forward").step(function(e) { | |
| 108 var count = 0; | |
| 109 var rq = db.transaction("test").objectStore("test").index("index") | |
| 110 .openCursor(); | |
| 111 | |
| 112 rq.onsuccess = this.step_func(function(e) { | |
| 113 if (!e.target.result) { | |
| 114 assert_equals(count, 1, "count"); | |
| 115 this.done(); | |
| 116 return; | |
| 117 } | |
| 118 var cursor = e.target.result; | |
| 119 | |
| 120 switch(count) { | |
| 121 case 0: | |
| 122 assert_equals(cursor.value, "cupcake"); | |
| 123 assert_equals(cursor.primaryKey, 5); | |
| 124 break; | |
| 125 | |
| 126 default: | |
| 127 assert_unreached("Unexpected count: " + count); | |
| 128 } | |
| 129 | |
| 130 count++; | |
| 131 cursor.advance(100000); | |
| 132 }); | |
| 133 rq.onerror = fail(this, "unexpected error") | |
| 134 }); | |
| 135 | |
| 136 | |
| 137 async_test(document.title + " - within range").step(function(e) { | |
| 138 var count = 0; | |
| 139 var rq = db.transaction("test").objectStore("test").index("index") | |
| 140 .openCursor(IDBKeyRange.lowerBound("cupcake", true)); | |
| 141 | |
| 142 rq.onsuccess = this.step_func(function(e) { | |
| 143 if (!e.target.result) { | |
| 144 assert_equals(count, 2, "count"); | |
| 145 this.done(); | |
| 146 return; | |
| 147 } | |
| 148 var cursor = e.target.result; | |
| 149 | |
| 150 switch(count) { | |
| 151 case 0: | |
| 152 assert_equals(cursor.value, "pancake"); | |
| 153 assert_equals(cursor.primaryKey, 3); | |
| 154 break; | |
| 155 | |
| 156 case 1: | |
| 157 assert_equals(cursor.value, "pie"); | |
| 158 assert_equals(cursor.primaryKey, 4); | |
| 159 break; | |
| 160 | |
| 161 default: | |
| 162 assert_unreached("Unexpected count: " + count); | |
| 163 } | |
| 164 | |
| 165 count++; | |
| 166 cursor.advance(2); | |
| 167 }); | |
| 168 rq.onerror = fail(this, "unexpected error") | |
| 169 }); | |
| 170 | |
| 171 | |
| 172 async_test(document.title + " - within single key range").step(function(
e) { | |
| 173 var count = 0; | |
| 174 var rq = db.transaction("test").objectStore("test").index("index") | |
| 175 .openCursor("pancake"); | |
| 176 | |
| 177 rq.onsuccess = this.step_func(function(e) { | |
| 178 if (!e.target.result) { | |
| 179 assert_equals(count, 1, "count"); | |
| 180 this.done(); | |
| 181 return; | |
| 182 } | |
| 183 var cursor = e.target.result; | |
| 184 | |
| 185 switch(count) { | |
| 186 case 0: | |
| 187 assert_equals(cursor.value, "pancake"); | |
| 188 assert_equals(cursor.primaryKey, 3); | |
| 189 break; | |
| 190 | |
| 191 default: | |
| 192 assert_unreached("Unexpected count: " + count); | |
| 193 } | |
| 194 | |
| 195 count++; | |
| 196 cursor.advance(1); | |
| 197 }); | |
| 198 rq.onerror = fail(this, "unexpected error") | |
| 199 }); | |
| 200 | |
| 201 | |
| 202 async_test(document.title + " - within single key range, with several re
sults").step(function(e) { | |
| 203 var count = 0; | |
| 204 var rq = db.transaction("test").objectStore("test").index("index") | |
| 205 .openCursor("pie"); | |
| 206 | |
| 207 rq.onsuccess = this.step_func(function(e) { | |
| 208 if (!e.target.result) { | |
| 209 assert_equals(count, 2, "count"); | |
| 210 this.done(); | |
| 211 return; | |
| 212 } | |
| 213 var cursor = e.target.result; | |
| 214 | |
| 215 switch(count) { | |
| 216 case 0: | |
| 217 assert_equals(cursor.value, "pie"); | |
| 218 assert_equals(cursor.primaryKey, 1); | |
| 219 break; | |
| 220 | |
| 221 case 1: | |
| 222 assert_equals(cursor.value, "pie"); | |
| 223 assert_equals(cursor.primaryKey, 4); | |
| 224 break; | |
| 225 | |
| 226 default: | |
| 227 assert_unreached("Unexpected count: " + count); | |
| 228 } | |
| 229 | |
| 230 count++; | |
| 231 cursor.advance(1); | |
| 232 }); | |
| 233 rq.onerror = fail(this, "unexpected error") | |
| 234 }); | |
| 235 | |
| 236 | |
| 237 // Stop blocking the testing system from hereon | |
| 238 done(); | |
| 239 } | |
| 240 | |
| 241 </script> | |
| 242 | |
| 243 <div id="log"></div> | |
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