diff options
Diffstat (limited to 'Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake')
-rw-r--r-- | Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake b/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake new file mode 100644 index 000000000..b6f848aa8 --- /dev/null +++ b/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake @@ -0,0 +1,94 @@ +# Set the ExternalProject GIT_TAG to desired_tag, and make sure the +# resulting checked out version is resulting_sha and rebuild. +# This check's the correct behavior of the ExternalProject UPDATE_COMMAND. +# Also verify that a fetch only occurs when fetch_expected is 1. +macro(check_a_tag desired_tag resulting_sha fetch_expected) + message( STATUS "Checking ExternalProjectUpdate to tag: ${desired_tag}" ) + + # Remove the FETCH_HEAD file, so we can check if it gets replaced with a 'git + # fetch'. + set( FETCH_HEAD_file ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT/.git/FETCH_HEAD ) + file( REMOVE ${FETCH_HEAD_file} ) + + # Configure + execute_process(COMMAND ${CMAKE_COMMAND} + -G ${CMAKE_TEST_GENERATOR} -T "${CMAKE_TEST_GENERATOR_TOOLSET}" + -DTEST_GIT_TAG:STRING=${desired_tag} + ${ExternalProjectUpdate_SOURCE_DIR} + WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR} + RESULT_VARIABLE error_code + ) + if(error_code) + message(FATAL_ERROR "Could not configure the project.") + endif() + + # Build + execute_process(COMMAND ${CMAKE_COMMAND} + --build ${ExternalProjectUpdate_BINARY_DIR} + RESULT_VARIABLE error_code + ) + if(error_code) + message(FATAL_ERROR "Could not build the project.") + endif() + + # Check the resulting SHA + execute_process(COMMAND ${GIT_EXECUTABLE} + rev-list --max-count=1 HEAD + WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT + RESULT_VARIABLE error_code + OUTPUT_VARIABLE tag_sha + OUTPUT_STRIP_TRAILING_WHITESPACE + ) + if(error_code) + message(FATAL_ERROR "Could not check the sha.") + endif() + + if(NOT (${tag_sha} STREQUAL ${resulting_sha})) + message(FATAL_ERROR "UPDATE_COMMAND produced + ${tag_sha} +when + ${resulting_sha} +was expected." + ) + endif() + + if( NOT EXISTS ${FETCH_HEAD_file} AND ${fetch_expected}) + message( FATAL_ERROR "Fetch did NOT occur when it was expected.") + endif() + if( EXISTS ${FETCH_HEAD_file} AND NOT ${fetch_expected}) + message( FATAL_ERROR "Fetch DID occur when it was not expected.") + endif() +endmacro() + +find_package(Git) +set(do_git_tests 0) +if(GIT_EXECUTABLE) + set(do_git_tests 1) + + execute_process( + COMMAND "${GIT_EXECUTABLE}" --version + OUTPUT_VARIABLE ov + OUTPUT_STRIP_TRAILING_WHITESPACE + ) + string(REGEX REPLACE "^git version (.+)$" "\\1" git_version "${ov}") + message(STATUS "git_version='${git_version}'") + + if(git_version VERSION_LESS 1.6.5) + message(STATUS "No ExternalProject git tests with git client less than version 1.6.5") + set(do_git_tests 0) + endif() +endif() + +if(do_git_tests) + check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7 1) + check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a 1) + # With the Git UPDATE_COMMAND performance patch, this will not required a + # 'git fetch' + check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a 0) + check_a_tag(tag2 5842b503ba4113976d9bb28d57b5aee1ad2736b7 1) + check_a_tag(d19707303 d1970730310fe8bc07e73f15dc570071f9f9654a 1) + check_a_tag(d19707303 d1970730310fe8bc07e73f15dc570071f9f9654a 0) + check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7 1) + # This is a remote symbolic ref, so it will always trigger a 'git fetch' + check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7 1) +endif() |