Add extra CMake install path check

testsuite/cmake/BashUnitTests.sh

@@ -353,7 +353,27 @@ function assert_file_exists() {
   fi
 }
 
-## @brief Check if two variables are identical
+## @brief Check if two strings are identical
+## @param $1 Obtained result
+## @param $2 Expected result
+## @param $3 Message on failure (optional)
+function assert_string_equal() {
+  local -r result=$1
+  local -r expected=$2
+  local message=$3
+  if [ -z "${message}" ]
+  then
+    message="${result} != ${expected}"
+  fi
+  if [ "${result}" = "${expected}" ]
+  then
+    log_success
+  else
+    log_failure "${message}"
+  fi
+}
+
+## @brief Check if two integers are identical
 ## @param $1 Obtained result
 ## @param $2 Expected result
 ## @param $3 Message on failure (optional)

testsuite/cmake/test_install.sh

@@ -21,17 +21,23 @@ source BashUnitTests.sh
 
 # test installation and Python bindings
 function test_install() {
-  local -r site_package_espressomd="@CMAKE_INSTALL_PREFIX@/@Python_SITEARCH@/espressomd"
+  local -r site_package_espressomd="$(realpath '@CMAKE_INSTALL_PREFIX@/@Python_SITEARCH@/espressomd')"
+
+  # check Python files were installed in espressomd
   local -r filepaths=("@CMAKE_INSTALL_FULL_BINDIR@/pypresso" \
                       "${site_package_espressomd}/EspressoCore.so" \
                       "${site_package_espressomd}/_init.so" \
                       "${site_package_espressomd}/__init__.py"
                      )
-
   for filepath in ${filepaths[@]}; do
     assert_file_exists "${filepath}"
   done
 
+  # check no Python file was installed outside espressomd
+  paths=$(find "@CMAKE_INSTALL_PREFIX@" -path "${site_package_espressomd}" -prune -o \( -name '*.py' -o -name '*.so' \) -print)
+  count=$(echo "${paths}" | wc -l)
+  assert_string_equal "${paths}" "" "${count} files were installed in the wrong directories:"$'\n'"${paths}"
+
   # check the espressomd module can be imported from pypresso
   assert_return_code "@CMAKE_INSTALL_FULL_BINDIR@/pypresso" -c "import espressomd"
 }