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| author | Matt McCormick <matt.mccormick@kitware.com> | 2012-11-01 20:21:29 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2012-11-13 18:35:07 (GMT) |
| commit | de760c1fa39ba6d052344dc1052b4b47086998ae (patch) | |
| tree | ab55c693109b0fa0a3e4688b153fd7ca1a337d37 | |
| parent | 0a34433dfbd001c5144a2a5889a35a98579f9760 (diff) | |
| download | CMake-de760c1fa39ba6d052344dc1052b4b47086998ae.zip CMake-de760c1fa39ba6d052344dc1052b4b47086998ae.tar.gz CMake-de760c1fa39ba6d052344dc1052b4b47086998ae.tar.bz2 | |
ExternalProject: Verify when a fetch occurs during update test.
The performance feature of only performing a git fetch when needed
during the ExternalProject update step is verified during the test.
A fetch is identified by removing the FETCH_HEAD file and checking for
its reincarnation.
| -rw-r--r-- | Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake b/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake index 0f9a999..080dd4a 100644 --- a/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake +++ b/Tests/ExternalProjectUpdate/ExternalProjectUpdateTest.cmake @@ -1,7 +1,15 @@ # Set the ExternalProject GIT_TAG to desired_tag, and make sure the -# resulting checked out version is resulting_sha and a rebuild. -# This check's the viability of the ExternalProject UPDATE_COMMAND. -macro(check_a_tag desired_tag resulting_sha) +# 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} @@ -43,18 +51,26 @@ when 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) if(GIT_EXECUTABLE) - check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7) - check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a) + 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) - check_a_tag(tag2 5842b503ba4113976d9bb28d57b5aee1ad2736b7) - check_a_tag(d19707303 d1970730310fe8bc07e73f15dc570071f9f9654a) - check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7) + 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) + check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7 1) endif() |