1 files changed, 121 insertions, 0 deletions
diff --git a/tools/aapt2/Maybe_test.cpp b/tools/aapt2/Maybe_test.cpp
new file mode 100644
index 0000000..71bbb94
--- /dev/null
+++ b/tools/aapt2/Maybe_test.cpp
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ */
+
+#include <gtest/gtest.h>
+#include <string>
+
+#include "Maybe.h"
+
+namespace aapt {
+
+struct Dummy {
+    Dummy() {
+        data = new int;
+        *data = 1;
+        std::cerr << "Construct Dummy{0x" << (void *) this
+                  << "} with data=0x" << (void*) data
+                  << std::endl;
+    }
+
+    Dummy(const Dummy& rhs) {
+        data = nullptr;
+        if (rhs.data) {
+            data = new int;
+            *data = *rhs.data;
+        }
+        std::cerr << "CopyConstruct Dummy{0x" << (void *) this
+                  << "} from Dummy{0x" << (const void*) &rhs
+                  << "}" << std::endl;
+    }
+
+    Dummy(Dummy&& rhs) {
+        data = rhs.data;
+        rhs.data = nullptr;
+        std::cerr << "MoveConstruct Dummy{0x" << (void *) this
+                  << "} from Dummy{0x" << (const void*) &rhs
+                  << "}" << std::endl;
+    }
+
+    Dummy& operator=(const Dummy& rhs) {
+        delete data;
+        data = nullptr;
+
+        if (rhs.data) {
+            data = new int;
+            *data = *rhs.data;
+        }
+        std::cerr << "CopyAssign Dummy{0x" << (void *) this
+                  << "} from Dummy{0x" << (const void*) &rhs
+                  << "}" << std::endl;
+        return *this;
+    }
+
+    Dummy& operator=(Dummy&& rhs) {
+        delete data;
+        data = rhs.data;
+        rhs.data = nullptr;
+        std::cerr << "MoveAssign Dummy{0x" << (void *) this
+                  << "} from Dummy{0x" << (const void*) &rhs
+                  << "}" << std::endl;
+        return *this;
+    }
+
+    ~Dummy() {
+        std::cerr << "Destruct Dummy{0x" << (void *) this
+                  << "} with data=0x" << (void*) data
+                  << std::endl;
+        delete data;
+    }
+
+    int* data;
+};
+
+TEST(MaybeTest, MakeNothing) {
+    Maybe<int> val = make_nothing<int>();
+    EXPECT_FALSE(val);
+
+    Maybe<std::string> val2 = make_nothing<std::string>();
+    EXPECT_FALSE(val2);
+
+    val2 = make_nothing<std::string>();
+    EXPECT_FALSE(val2);
+}
+
+TEST(MaybeTest, MakeSomething) {
+    Maybe<int> val = make_value(23);
+    ASSERT_TRUE(val);
+    EXPECT_EQ(23, val.value());
+
+    Maybe<std::string> val2 = make_value(std::string("hey"));
+    ASSERT_TRUE(val2);
+    EXPECT_EQ(std::string("hey"), val2.value());
+}
+
+TEST(MaybeTest, Lifecycle) {
+    Maybe<Dummy> val = make_nothing<Dummy>();
+
+    Maybe<Dummy> val2 = make_value(Dummy());
+}
+
+TEST(MaybeTest, MoveAssign) {
+    Maybe<Dummy> val;
+    {
+        Maybe<Dummy> val2 = Dummy();
+        val = std::move(val2);
+    }
+}
+
+} // namespace aapt