C# (CSharp) HttpContextCacheProvider.GetOrCreate示例

示例#1

文件： HttpContextCacheProviderTest.cs 项目： wxr524720/Jusfr.Caching

        public void ReferenceTypeValueChangeToNull() {
            var key = "key-object-null";
            ICacheProvider cache = new HttpContextCacheProvider();
            var id1 = new Object();
            var id2 = cache.GetOrCreate(key, () => id1);
            Assert.AreEqual(id1, id2);

            id1 = null;
            Object id3;
            var exist = cache.TryGet(key, out id3);
            Assert.IsTrue(exist);
            Assert.AreEqual(id2, id3);
        }

示例#2

文件： HttpContextCacheProviderTest.cs 项目： wxr524720/Jusfr.Caching

        public void ReferenceType() {
            var key = "key-object";
            ICacheProvider cache = new HttpContextCacheProvider();
            var id1 = new Object();
            var id2 = cache.GetOrCreate(key, () => id1);
            Assert.AreEqual(id1, id2);

            cache.Expire(key);
            Object id3;
            var exist = cache.TryGet(key, out id3);
            Assert.IsFalse(exist);
            Assert.AreNotEqual(id1, id3);
            Assert.AreEqual(id3, null);
        }

示例#3

文件： HttpContextCacheProviderTest.cs 项目： wxr524720/Jusfr.Caching

        public void ValueType() {
            var key = "key-guid";
            ICacheProvider cache = new HttpContextCacheProvider();
            var id1 = Guid.NewGuid();
            var id2 = cache.GetOrCreate(key, () => id1);
            Assert.AreEqual(id1, id2);

            cache.Expire(key);
            Guid id3;
            var exist = cache.TryGet(key, out id3);
            Assert.IsFalse(exist);
            Assert.AreNotEqual(id1, id3);
            Assert.AreEqual(id3, Guid.Empty);
        }

示例#4

文件： HttpContextCacheProviderTest.cs 项目： chyftom/Jusfr.Caching

        public void ReferenceTypeValueChangeToNull()
        {
            var            key   = "key-object-null";
            ICacheProvider cache = new HttpContextCacheProvider();
            var            id1   = new Object();
            var            id2   = cache.GetOrCreate(key, () => id1);

            Assert.AreEqual(id1, id2);

            id1 = null;
            Object id3;
            var    exist = cache.TryGet(key, out id3);

            Assert.IsTrue(exist);
            Assert.AreEqual(id2, id3);
        }

示例#5

文件： HttpContextCacheProviderTest.cs 项目： chyftom/Jusfr.Caching

        public void ReferenceType()
        {
            var            key   = "key-object";
            ICacheProvider cache = new HttpContextCacheProvider();
            var            id1   = new Object();
            var            id2   = cache.GetOrCreate(key, () => id1);

            Assert.AreEqual(id1, id2);

            cache.Expire(key);
            Object id3;
            var    exist = cache.TryGet(key, out id3);

            Assert.IsFalse(exist);
            Assert.AreNotEqual(id1, id3);
            Assert.AreEqual(id3, null);
        }

示例#6

文件： HttpContextCacheProviderTest.cs 项目： chyftom/Jusfr.Caching

        public void ValueType()
        {
            var            key   = "key-guid";
            ICacheProvider cache = new HttpContextCacheProvider();
            var            id1   = Guid.NewGuid();
            var            id2   = cache.GetOrCreate(key, () => id1);

            Assert.AreEqual(id1, id2);

            cache.Expire(key);
            Guid id3;
            var  exist = cache.TryGet(key, out id3);

            Assert.IsFalse(exist);
            Assert.AreNotEqual(id1, id3);
            Assert.AreEqual(id3, Guid.Empty);
        }