Add a WeakMap implementation + tests

1 files changed, 97 insertions, 0 deletions

diff --git a/libdino/tests/weak_map.vala b/libdino/tests/weak_map.vala
new file mode 100644
index 00000000..3f552661
--- /dev/null
+++ b/libdino/tests/weak_map.vala
@@ -0,0 +1,97 @@
+using Dino.Entities;
+
+namespace Dino.Test {
+
+    class WeakMapTest : Gee.TestCase {
+
+        public WeakMapTest() {
+            base("WeakMapTest");
+            add_test("set", test_set);
+            add_test("set2", test_set2);
+            add_test("set3", test_set3);
+            add_test("set4", test_unset);
+            add_test("remove_when_out_of_scope", test_remove_when_out_of_scope);
+//            add_test("non_object_construction", test_non_object_construction);
+        }
+
+        private void test_set() {
+            WeakMap<int, Object> map = new WeakMap<int, Object>();
+            var o = new Object();
+            map[1] = o;
+
+            assert(map.size == 1);
+            assert(map.has_key(1));
+            assert(map[1] == o);
+        }
+
+        private void test_set2() {
+            WeakMap<int, Object> map = new WeakMap<int, Object>();
+            var o = new Object();
+            var o2 = new Object();
+            map[1] = o;
+            map[1] = o2;
+
+            assert(map.size == 1);
+            assert(map.has_key(1));
+            assert(map[1] == o2);
+        }
+
+        private void test_set3() {
+            WeakMap<int, Object> map = new WeakMap<int, Object>();
+
+            var o1 = new Object();
+            var o2 = new Object();
+
+            map[0] = o1;
+            map[3] = o2;
+
+            {
+                var o3 = new Object();
+                var o4 = new Object();
+                map[7] = o3;
+                map[50] = o4;
+            }
+
+            var o5 = new Object();
+            map[5] = o5;
+
+            assert(map.size == 3);
+
+            assert(map.has_key(0));
+            assert(map.has_key(3));
+            assert(map.has_key(5));
+
+            assert(map[0] == o1);
+            assert(map[3] == o2);
+            assert(map[5] == o5);
+        }
+
+        private void test_unset() {
+            WeakMap<int, Object> map = new WeakMap<int, Object>();
+            var o1 = new Object();
+            map[7] = o1;
+            map.unset(7);
+
+            assert_true(map.size == 0);
+            assert_true(map.is_empty);
+            assert_false(map.has_key(7));
+
+        }
+
+        private void test_remove_when_out_of_scope() {
+            WeakMap<int, Object> map = new WeakMap<int, Object>();
+
+            {
+                map[0] = new Object();
+            }
+
+            assert_false(map.has_key(0));
+        }
+
+        private void test_non_object_construction() {
+            WeakMap<int, int> map = new WeakMap<int, int>();
+            assert_not_reached();
+        }
+    }
+
+}