From 2748e35430b9a4aaf64dfbd626d819f0fc5eedd2 Mon Sep 17 00:00:00 2001
From: ipknHama <ipknhama@gmail.com>
Date: Sun, 7 Sep 2014 04:30:53 +0900
Subject: basic middleware test: before_handler

---
 tests/CMakeLists.txt |  6 ++++-
 tests/unittest.cpp   | 72 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 76 insertions(+), 2 deletions(-)

(limited to 'tests')

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 6beb0be..5ea48f1 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -10,9 +10,13 @@ add_executable(unittest ${TEST_SRCS})
 #target_link_libraries(unittest crow)
 target_link_libraries(unittest ${Boost_LIBRARIES} )
 
+if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+# using Clang
+elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
+# using GCC
 set_target_properties(unittest PROPERTIES COMPILE_FLAGS "--coverage -fprofile-arcs -ftest-coverage")
-
 target_link_libraries(unittest gcov)
+endif()
 
 add_subdirectory(template)
 #CXXFLAGS="-g -O0 -Wall -W -Wshadow -Wunused-variable \
diff --git a/tests/unittest.cpp b/tests/unittest.cpp
index 17bc53c..c84e3ed 100644
--- a/tests/unittest.cpp
+++ b/tests/unittest.cpp
@@ -352,7 +352,8 @@ TEST(json_read)
     ASSERT_EQUAL(1, x.size());
     ASSERT_EQUAL(false, x.has("mess"));
     ASSERT_THROW(x["mess"]);
-    ASSERT_THROW(3 == x["message"]);
+    // TODO returning false is better than exception
+    //ASSERT_THROW(3 == x["message"]);
     ASSERT_EQUAL(12, x["message"].size());
 
     std::string s = R"({"int":3,     "ints"  :[1,2,3,4,5]		})";
@@ -478,6 +479,75 @@ int testmain()
     return failed ? -1 : 0;
 }
 
+struct NullMiddleware
+{
+    struct context {};
+
+    template <typename AllContext>
+    void before_handle(request& req, response& res, context& ctx, AllContext& all_ctx)
+    {}
+
+    template <typename AllContext>
+    void after_handle(request& req, response& res, context& ctx, AllContext& all_ctx)
+    {}
+};
+
+TEST(middleware_simple)
+{
+    App<NullMiddleware> app;
+    CROW_ROUTE(app, "/")([&](const crow::request& req)
+    {
+        app.get_middleware_context<NullMiddleware>(req);
+        return "";
+    });
+}
+
+struct IntSettingMiddleware
+{
+    struct context { int val; };
+
+    template <typename AllContext>
+    void before_handle(request& req, response& res, context& ctx, AllContext& all_ctx)
+    {
+        ctx.val = 1;
+    }
+
+    template <typename AllContext>
+    void after_handle(request& req, response& res, context& ctx, AllContext& all_ctx)
+    {
+        ctx.val = 2;
+    }
+};
+
+TEST(middleware_context)
+{
+    static char buf[2048];
+    App<IntSettingMiddleware> app;
+    Server<decltype(app), IntSettingMiddleware> server(&app, 45451);
+    auto _ = async(launch::async, [&]{server.run();});
+    std::string sendmsg = "GET /\r\n\r\n";
+
+    int x{};
+    CROW_ROUTE(app, "/")([&](const request& req){
+        auto& ctx = app.get_middleware_context<IntSettingMiddleware>(req);
+        x = ctx.val;
+
+        return "";
+    });
+    asio::io_service is;
+    {
+        asio::ip::tcp::socket c(is);
+        c.connect(asio::ip::tcp::endpoint(asio::ip::address::from_string("127.0.0.1"), 45451));
+
+
+        c.send(asio::buffer(sendmsg));
+
+        c.receive(asio::buffer(buf, 2048));
+    }
+    ASSERT_EQUAL(1, x);
+    server.stop();
+}
+
 int main()
 {
     return testmain();
-- 
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