Misc fixes

Change-Id: I91847bb0f3ab0ed43f0bd9ecc0def24e1c3f1522

ci/travis_script_python.sh

@@ -86,7 +86,7 @@ rm -rf *
 # XXX Can we simply reuse CMAKE_COMMON_FLAGS from travis_before_script_cpp.sh?
 CMAKE_COMMON_FLAGS="-DARROW_EXTRA_ERROR_CONTEXT=ON"
 
-PYTHON_CPP_BUILD_TARGETS="arrow_python parquet plasma"
+PYTHON_CPP_BUILD_TARGETS="arrow_python"
 
 if [ $ARROW_TRAVIS_COVERAGE == "1" ]; then
   CMAKE_COMMON_FLAGS="$CMAKE_COMMON_FLAGS -DARROW_GENERATE_COVERAGE=ON"

cpp/src/gandiva/CMakeLists.txt

@@ -118,6 +118,10 @@ function(ADD_GANDIVA_TEST REL_TEST_NAME)
   set(multi_value_args)
   cmake_parse_arguments(ARG "${options}" "${one_value_args}" "${multi_value_args}" ${ARGN})
 
+  if (NO_TESTS)
+    return()
+  endif()
+
   set(TEST_ARGUMENTS
     ENABLED
     PREFIX "gandiva"