add auto memory leak check with valgrind to test script

.travis.yml

@@ -4,17 +4,30 @@ language: cpp
 install:
   - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
   - sudo apt-get -qq update
-  - sudo apt-get install -y bison flex
   - sudo apt-get install -y g++-4.8 libstdc++-4.8-dev
+  - sudo apt-get install -y flex valgrind
   - sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 90
   - sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.8 90
+  
+  # Install bison 3.0.4.
+  - wget http://ftp.gnu.org/gnu/bison/bison-3.0.4.tar.gz
+  - tar -xvzf bison-3.0.4.tar.gz
+  - cd bison-3.0.4
+  - ./configure && make && sudo make install
+  - cd ..
+
+  # Show installed versions.
   - which g++
   - g++ -v
+  - bison --version
+  - flex --version
+  - valgrind --version
 
 compiler:
   - gcc
   - clang
 
 script:
+  - make cleanall
   - make
   - make test

src/parser/Makefile

@@ -2,9 +2,11 @@
 all: bison_parser.cpp flex_lexer.cpp
 
 bison_parser.cpp: bison_parser.y
+	@bison --version | head -n 1
 	bison bison_parser.y -v
 
 flex_lexer.cpp: flex_lexer.l
+	@flex --version
 	flex flex_lexer.l
 
 clean:

test/test.sh

@@ -1,15 +1,28 @@
 #!/bin/bash
 
-# has to be executed from the root of the repository
+# Has to be executed from the root of the repository.
+# Usually invoked by `make test`.
 export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:./
 
+RET=0
+
+# Running the tests.
 bin/sql_grammar_test -f "test/lib/valid_queries.sql"
-RET1=$?
+RET=$(($RET + $?))
 
 bin/sql_tests
-RET2=$?
+RET=$(($RET + $?))
 
-if [[ $RET1 != 0 ]]; then exit $RET1; fi
-if [[ $RET2 != 0 ]]; then exit $RET2; fi
+# Running memory leak checks.
+echo ""
+echo "Running memory leak checks..."
 
-exit 0
+valgrind --leak-check=full --error-exitcode=1 \
+  ./bin/sql_grammar_test  -f "test/lib/valid_queries.sql" >> /dev/null
+RET=$(($RET + $?))
+
+valgrind --leak-check=full --error-exitcode=1 \
+  ./bin/sql_tests  -f "test/lib/valid_queries.sql" >> /dev/null
+RET=$(($RET + $?))
+
+exit $RET