ENH: add more coverage tests

Tests/StringFileTest/CMakeLists.txt

@@ -1,7 +1,10 @@
 PROJECT(StringFileTest)
 INCLUDE_DIRECTORIES(${StringFileTest_BINARY_DIR})
 
+# Read file test
 FILE(READ "${CMAKE_CURRENT_SOURCE_DIR}/InputFile.h.in" infile)
+
+# String test
 STRING(REGEX MATCH "[cC][mM][aA][kK][eE]" rmvar "CMake is great")
 STRING(REGEX MATCHALL "[cC][mM][aA][kK][eE]" rmallvar "CMake is better than cmake or CMake")
 STRING(REGEX REPLACE "[Aa][uU][tT][oO]([cC][oO][nN][fF]|[mM][aA][kK][eE])"
@@ -18,8 +21,20 @@ STRING(ASCII 67 109 97 107 101 savar)
 STRING(TOUPPER "CMake" tuvar)
 STRING(TOLOWER "CMake" tlvar)
 
-FILE(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/Includes")
+# Escaping test
+SET(var "\\ \" \  \t \n \r \# \( \) \0")
+MESSAGE(STATUS "Output: [${var}]")
+SET(var \\ \" \  \t \n \r \# \( \) \0)
+MESSAGE(STATUS "Output: [${var}]")
+
+# Make directories test
+FILE(MAKE_DIRECTORY 
+  "${CMAKE_CURRENT_BINARY_DIR}/Includes" 
+  "${CMAKE_CURRENT_BINARY_DIR}/Directory1"
+  "${CMAKE_CURRENT_BINARY_DIR}/Directory2"
+  )
 
+# Write results to the file (test write file)
 SET(file "${CMAKE_CURRENT_BINARY_DIR}/Includes/Values.h")
 FILE(WRITE "${file}" "/* this file is generated */\n")
 FOREACH(var
@@ -40,7 +55,11 @@ FOREACH(var
   FILE(APPEND "${file}" "#define ${var} \"${${var}}\"\n")
 ENDFOREACH(var)
 
+# Write include file to a file
 STRING(REGEX REPLACE "includefile" "${file}" outfile "${infile}")
 FILE(WRITE "${CMAKE_CURRENT_BINARY_DIR}/OutputFile.h" "${outfile}")
 
-ADD_EXECUTABLE(StringFileTest StringFile.cxx)
+# Test file glob
+FILE(GLOB src_files "${CMAKE_CURRENT_SOURCE_DIR}/[sS][!a-su-zA-Z0-9][^a-qs-zA-Z0-9]ing?ile*.cxx")
+
+ADD_EXECUTABLE(StringFileTest ${src_files})