Refactor: move function_chain_test.cc next to function_chain

And link it into memcached_unit_tests to avoid having to link
and start a new program just for 4 small tests

Change-Id: I3371f7b83a57c6eb8c28db1ec80b74db01558ac3
Reviewed-on: http://review.couchbase.org/c/kv_engine/+/135604
Tested-by: Trond Norbye <trond.norbye@couchbase.com>
Reviewed-by: Dave Rigby <daver@couchbase.com>

Author: trondn

daemon/CMakeLists.txt

@@ -270,6 +270,7 @@ if (COUCHBASE_KV_BUILD_UNIT_TESTS)
 
     add_executable(memcached_unit_tests
                    connection_unit_tests.cc
+                   function_chain_test.cc
                    mc_time_test.cc)
     add_sanitizers(memcached_unit_tests)
     target_link_libraries(memcached_unit_tests

tests/function_chain/function_chain_test.cc renamed to daemon/function_chain_test.cc

@@ -15,7 +15,7 @@
  *   limitations under the License.
  */
 
-#include <daemon/function_chain.h>
+#include "function_chain.h"
 #include <folly/portability/GTest.h>
 
 static int doubleInput(int input) {
@@ -67,7 +67,7 @@ TEST(FunctionChainTest, SingleChain) {
     chain.push_unique(makeFunction<int, getSuccessValue, int>(doubleInput));
     // check return val is double input
     int input = 102;
-    ASSERT_EQ(input*2, chain.invoke(input));
+    ASSERT_EQ(input * 2, chain.invoke(input));
 }
 
 /*
@@ -76,12 +76,12 @@ TEST(FunctionChainTest, SingleChain) {
 TEST(FunctionChainTest, Uniqueness) {
     FunctionChain<int, getSuccessValue> chain;
 
-    for(int ii = 0; ii < 6; ii++) {
+    for (int ii = 0; ii < 6; ii++) {
         chain.push_unique(makeFunction<int, getSuccessValue>(iCountMyCalls));
     }
 
     ASSERT_EQ(1, iCountMyCalls()); // manually invoke returns 1
-    ASSERT_EQ(2, chain.invoke());  // should now be 2
+    ASSERT_EQ(2, chain.invoke()); // should now be 2
     ASSERT_EQ(3, iCountMyCalls()); // manually invoke now returns 3
 }
 

tests/CMakeLists.txt

@@ -7,7 +7,6 @@ ADD_SUBDIRECTORY(dockey)
 ADD_SUBDIRECTORY(engine_error)
 ADD_SUBDIRECTORY(error_map_sanity_check)
 ADD_SUBDIRECTORY(executor)
-ADD_SUBDIRECTORY(function_chain)
 ADD_SUBDIRECTORY(histograms)
 ADD_SUBDIRECTORY(mcbp)
 ADD_SUBDIRECTORY(memory_tracking_test)