1foreach(parameter OUTPUT_NAME ARCHIVE_FORMAT)
2  if(NOT DEFINED ${parameter})
3    message(FATAL_ERROR "missing required parameter ${parameter}")
4  endif()
5endforeach()
6
7set(COMPRESS_DIR compress_dir)
8set(FULL_COMPRESS_DIR ${CMAKE_CURRENT_BINARY_DIR}/${COMPRESS_DIR})
9
10set(DECOMPRESS_DIR decompress_dir)
11set(FULL_DECOMPRESS_DIR ${CMAKE_CURRENT_BINARY_DIR}/${DECOMPRESS_DIR})
12
13set(FULL_OUTPUT_NAME ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME})
14
15set(CHECK_FILES
16  "f1.txt"
17  "d1/f1.txt"
18  "d 2/f1.txt"
19  "d + 3/f1.txt"
20  "d_4/f1.txt"
21  "d-4/f1.txt"
22  "My Special Directory/f1.txt"
23)
24
25foreach(file ${CHECK_FILES})
26  configure_file(${CMAKE_CURRENT_LIST_FILE} ${FULL_COMPRESS_DIR}/${file} COPYONLY)
27endforeach()
28
29if(UNIX)
30  execute_process(COMMAND ln -sf f1.txt ${FULL_COMPRESS_DIR}/d1/f2.txt)
31  list(APPEND CHECK_FILES "d1/f2.txt")
32endif()
33
34file(REMOVE ${FULL_OUTPUT_NAME})
35file(REMOVE_RECURSE ${FULL_DECOMPRESS_DIR})
36file(MAKE_DIRECTORY ${FULL_DECOMPRESS_DIR})
37
38file(ARCHIVE_CREATE
39  OUTPUT ${FULL_OUTPUT_NAME}
40  FORMAT "${ARCHIVE_FORMAT}"
41  COMPRESSION "${COMPRESSION_TYPE}"
42  VERBOSE
43  PATHS ${COMPRESS_DIR})
44
45file(ARCHIVE_EXTRACT
46  INPUT ${FULL_OUTPUT_NAME}
47  ${DECOMPRESSION_OPTIONS}
48  DESTINATION ${FULL_DECOMPRESS_DIR}
49  VERBOSE)
50
51if(CUSTOM_CHECK_FILES)
52  set(CHECK_FILES ${CUSTOM_CHECK_FILES})
53endif()
54
55foreach(file ${CHECK_FILES})
56  set(input ${FULL_COMPRESS_DIR}/${file})
57  set(output ${FULL_DECOMPRESS_DIR}/${COMPRESS_DIR}/${file})
58
59  if(NOT EXISTS ${input})
60    message(SEND_ERROR "Cannot find input file ${output}")
61  endif()
62
63  if(NOT EXISTS ${output})
64    message(SEND_ERROR "Cannot find output file ${output}")
65  endif()
66
67  file(MD5 ${input} input_md5)
68  file(MD5 ${output} output_md5)
69
70  if(NOT input_md5 STREQUAL output_md5)
71    message(SEND_ERROR "Files \"${input}\" and \"${output}\" are different")
72  endif()
73endforeach()
74
75foreach(file ${NOT_EXISTING_FILES_CHECK})
76  set(output ${FULL_DECOMPRESS_DIR}/${COMPRESS_DIR}/${file})
77
78  if(EXISTS ${output})
79    message(SEND_ERROR "File ${output} exists but it shouldn't")
80  endif()
81endforeach()
82
83function(check_magic EXPECTED)
84  file(READ ${FULL_OUTPUT_NAME} ACTUAL
85    ${ARGN}
86  )
87
88  if(NOT ACTUAL STREQUAL EXPECTED)
89    message(FATAL_ERROR
90      "Actual [${ACTUAL}] does not match expected [${EXPECTED}]")
91  endif()
92endfunction()
93
94
95function(check_compression_level COMPRESSION_LEVEL)
96  file(ARCHIVE_CREATE
97    OUTPUT "${FULL_OUTPUT_NAME}_compression_level"
98    FORMAT "${ARCHIVE_FORMAT}"
99    COMPRESSION_LEVEL ${COMPRESSION_LEVEL}
100    COMPRESSION "${COMPRESSION_TYPE}"
101    VERBOSE
102    PATHS ${COMPRESS_DIR})
103
104  file(ARCHIVE_EXTRACT
105    INPUT "${FULL_OUTPUT_NAME}_compression_level"
106    ${DECOMPRESSION_OPTIONS}
107    DESTINATION ${FULL_DECOMPRESS_DIR}
108    VERBOSE)
109endfunction()
110