cmake: define test parameter delimiter

The patch defines a delimiter symbol that splits title and
parameters in a test title and replaces delimiter symbol in
Lua fuzzing tests.

Needed for the following commit.

Follows up commit 0bced96 ("cmake: support Lua fuzzing tests
by CTest").

NO_CHANGELOG=testing
NO_DOC=testing
NO_TEST=testing

Author: ligurio

test/CMakeLists.txt

@@ -51,6 +51,7 @@ list(APPEND CTEST_FAIL_REGEXP
 
 string(RANDOM LENGTH 9 ALPHABET 0123456789 RANDOM_SEED)
 message(STATUS "Random seed is ${RANDOM_SEED}")
+set(TEST_PARAM_DELIM ":")
 
 list(APPEND LUATEST_COMMAND_WITH_FLAGS
     ${PROJECT_SOURCE_DIR}/test-run/lib/luatest/bin/luatest

test/fuzz/lua/CMakeLists.txt

@@ -18,23 +18,23 @@ list(APPEND TEST_ENGINE_FLAGS
   --seed ${RANDOM_SEED}
   --verbose
 )
-add_test(NAME ${test_path}/test_engine.lua-memtx
+add_test(NAME ${test_path}/test_engine.lua${TEST_PARAM_DELIM}memtx
   COMMAND ${TARANTOOL_BIN}
           ${CMAKE_CURRENT_SOURCE_DIR}/test_engine.lua
           ${TEST_ENGINE_FLAGS}
           --test_dir ${CMAKE_CURRENT_BINARY_DIR}/test_engine-memtx
           --engine memtx
 )
-add_test(NAME ${test_path}/test_engine.lua-vinyl
+add_test(NAME ${test_path}/test_engine.lua${TEST_PARAM_DELIM}vinyl
   COMMAND ${TARANTOOL_BIN}
           ${CMAKE_CURRENT_SOURCE_DIR}/test_engine.lua
           ${TEST_ENGINE_FLAGS}
           --test_dir ${CMAKE_CURRENT_BINARY_DIR}/test_engine-vinyl
           --engine vinyl
 )
 set_tests_properties(
-  ${test_path}/test_engine.lua-vinyl
-  ${test_path}/test_engine.lua-memtx
+  ${test_path}/test_engine.lua${TEST_PARAM_DELIM}vinyl
+  ${test_path}/test_engine.lua${TEST_PARAM_DELIM}memtx
   PROPERTIES
     ENVIRONMENT "LUA_PATH=${LUA_PATH}"
     LABELS "${TEST_SUITE_NAME};fuzzing;"