Version 1.5.6

dart/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/IntArrayToIntMapTest.java

Index: dart/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/IntArrayToIntMapTest.java
===================================================================
--- dart/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/IntArrayToIntMapTest.java	(revision 0)
+++ dart/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/IntArrayToIntMapTest.java	(revision 0)
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2014, the Dart project authors.
+ * 
+ * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ * 
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.google.dart.engine.internal.index.file;
+
+import junit.framework.TestCase;
+
+public class IntArrayToIntMapTest extends TestCase {
+  private static int[] HASH_32_KEY_1 = {1};
+  private static int[] HASH_32_KEY_2 = {33};
+  private static int[] HASH_32_KEY_3 = {65};
+  private static int[] HASH_33_KEY = {2};
+  private IntArrayToIntMap map = new IntArrayToIntMap(16, 0.75f);
+
+  public void test_get_no() throws Exception {
+    assertEquals(-1, map.get(HASH_32_KEY_1, -1));
+  }
+
+  public void test_put_conflict_3() throws Exception {
+    map.put(HASH_32_KEY_1, 10);
+    map.put(HASH_32_KEY_2, 20);
+    map.put(HASH_32_KEY_3, 30);
+    assertEquals(10, map.get(HASH_32_KEY_1, -1));
+    assertEquals(20, map.get(HASH_32_KEY_2, -1));
+    assertEquals(30, map.get(HASH_32_KEY_3, -1));
+    // update exiting Entry
+    map.put(HASH_32_KEY_2, 200);
+    assertEquals(10, map.get(HASH_32_KEY_1, -1));
+    assertEquals(200, map.get(HASH_32_KEY_2, -1));
+    assertEquals(30, map.get(HASH_32_KEY_3, -1));
+  }
+
+  public void test_put_noConflict() throws Exception {
+    map.put(HASH_32_KEY_1, 10);
+    map.put(HASH_33_KEY, 20);
+    assertEquals(10, map.get(HASH_32_KEY_1, -1));
+    assertEquals(20, map.get(HASH_33_KEY, -1));
+  }
+
+  public void test_remove_hasConflict() throws Exception {
+    // put
+    assertEquals(-1, map.remove(HASH_32_KEY_1, -1));
+    assertEquals(-1, map.remove(HASH_32_KEY_2, -1));
+    assertEquals(-1, map.remove(HASH_32_KEY_3, -1));
+    map.put(HASH_32_KEY_1, 10);
+    map.put(HASH_32_KEY_2, 20);
+    map.put(HASH_32_KEY_3, 30);
+    assertEquals(3, map.size());
+    // remove
+    assertEquals(10, map.remove(HASH_32_KEY_1, -1));
+    assertEquals(2, map.size());
+    assertEquals(20, map.remove(HASH_32_KEY_2, -1));
+    assertEquals(1, map.size());
+    assertEquals(30, map.remove(HASH_32_KEY_3, -1));
+    assertEquals(0, map.size());
+    // nothing to remove
+    assertEquals(-1, map.remove(HASH_32_KEY_1, -1));
+    assertEquals(-1, map.remove(HASH_32_KEY_2, -1));
+    assertEquals(-1, map.remove(HASH_32_KEY_3, -1));
+    assertEquals(0, map.size());
+  }
+
+  public void test_remove_noConflict() throws Exception {
+    assertEquals(-1, map.remove(HASH_32_KEY_1, -1));
+    // put
+    map.put(HASH_32_KEY_1, 10);
+    assertEquals(1, map.size());
+    // remove
+    assertEquals(10, map.remove(HASH_32_KEY_1, -1));
+    assertEquals(-1, map.remove(HASH_32_KEY_1, -1));
+    assertEquals(0, map.size());
+  }
+
+  public void test_size() throws Exception {
+    // empty
+    assertEquals(0, map.size());
+    // 1 key
+    map.put(new int[] {1}, 10);
+    assertEquals(1, map.size());
+    // 2 keys
+    map.put(new int[] {1, 2}, 20);
+    assertEquals(2, map.size());
+    // same key
+    map.put(new int[] {1, 2}, 200);
+    assertEquals(2, map.size());
+    // remove
+    map.remove(new int[] {1, 2}, -1);
+    assertEquals(1, map.size());
+  }
+
+  public void test_stress() throws Exception {
+    int count = 1000;
+    // fill map
+    for (int i = 0; i < count; i++) {
+      int[] key = new int[] {i << 5, i << 3};
+      map.put(key, i);
+    }
+    // check map
+    assertEquals(count, map.size());
+    for (int i = 0; i < count; i++) {
+      int[] key = new int[] {i << 5, i << 3};
+      assertEquals(i, map.get(key, -1));
+    }
+  }
+}
Property changes on: dart/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/IntArrayToIntMapTest.java
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