CMake: Adding full CMake support for building and testing

CMakeLists.txt

@@ -0,0 +1,24 @@
+project(gherkin-cpp)
+cmake_minimum_required(VERSION 3.0)
+
+option(BUILD_SHARED_LIBS "Build shared library." OFF)
+
+LIST(APPEND GHERKIN_CPP_SRS
+        src/compiler.cpp
+        src/parser.cpp
+)
+
+ADD_LIBRARY(gherkin-cpp ${GHERKIN_CPP_SRS})
+ADD_LIBRARY(gherkin-cpp::gherkin-cpp ALIAS gherkin-cpp)
+
+TARGET_INCLUDE_DIRECTORIES(gherkin-cpp
+        PUBLIC ${PROJECT_SOURCE_DIR}/include
+)
+
+ADD_SUBDIRECTORY(libs/fmem)
+TARGET_LINK_LIBRARIES(gherkin-cpp PUBLIC fmem)
+
+ADD_SUBDIRECTORY(libs/gherkin-c)
+TARGET_LINK_LIBRARIES(gherkin-cpp PUBLIC gherkin)
+
+ADD_SUBDIRECTORY(test)

test/CMakeLists.txt

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+ADD_EXECUTABLE(gherkin-cpp-test main.cpp)
+TARGET_LINK_LIBRARIES(gherkin-cpp-test PUBLIC gherkin-cpp)
+
+ADD_CUSTOM_TARGET(gherkin-cpp-test.run DEPENDS testgherkin-cpp-)
+
+FILE(COPY testdata DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
+
+ADD_CUSTOM_COMMAND(
+        TARGET gherkin-cpp-test.run
+        POST_BUILD
+        COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/run_tests.py
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+        COMMENT "Running the tests"
+)

test/run_tests.py

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+#!/usr/bin/python3
+import subprocess
+import os
+
+# prevent stack-trace on ctrl+c
+import signal
+import sys
+signal.signal(signal.SIGINT, lambda x, y: sys.exit(0))
+
+import filecmp
+
+class bcolors:
+  OKGREEN = '\033[32m'
+  FAIL = '\033[91m'
+  ENDC = '\033[0m'
+
+targets = []
+
+# collect the list of all tests
+for root, dirs, files in os.walk("."):
+    for file in files:
+        if file.endswith(".feature"):
+            targets.append(os.path.join(root, file))
+
+overal_result = True
+
+for target in targets:
+    #print(target)
+    target_result = target+".result"
+    outfile = open(target_result, "w")
+    run_result = subprocess.run(["valgrind", "--leak-check=full", "--error-exitcode=-1", "./test", target], stdout=outfile, stderr=subprocess.DEVNULL)
+    #print(run_result.returncode)
+
+
+    # quick hack to keep the .out files untouched but still run from the test folder
+    fin = open(target_result, "rt")
+    data = fin.read()
+    data = data.replace('"uri":"./testdata/', '"uri":"test/testdata/')
+    fin.close()
+    fin = open(target_result, "wt")
+    fin.write(data)
+    fin.close()
+
+    target_out = target + ".out"
+    comp = filecmp.cmp(target_out, target_result)
+    #print("Test run result: " + str(comp))
+
+    fixed_target_string = "{0:>70}".format(target)
+    print(fixed_target_string + " -> ", end='', flush=True)
+
+    if comp == True:
+        colored_status_code = bcolors.OKGREEN + 'OK' + bcolors.ENDC
+    else:
+        colored_status_code = bcolors.FAIL + 'FAIL' + bcolors.ENDC
+        overal_result = False
+    print(colored_status_code)
+
+if overal_result == True:
+    os._exit(0)
+else:
+    print("Compare the *.feature.out to the *.feature.result for each failed test")
+    print("----------------------------------------------------------------------")
+    print("At least one test failed, so this script exits with an error (exit code 1)")
+    os._exit(1)