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cmake: add ExternalProject integration test

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- via `ExternalProject_Add()`:
  https://cmake.org/cmake/help/latest/module/ExternalProject.html
  (as documented in `docs/INSTALL_CMAKE.md`)

- also make `FetchContent` fetch from local repo instead of live master.

Closes #1171
This commit is contained in:
Viktor Szakats
2023-08-17 23:02:35 +00:00
parent 8715c3d51b
commit aeaefaf6cc
2 changed files with 29 additions and 8 deletions
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24
tests/cmake/CMakeLists.txt
View File

@@ -5,20 +5,31 @@ cmake_minimum_required(VERSION 3.7)
project(test-dependent)
if(NOT DEFINED TEST_INTEGRATION_MODE)
set(TEST_INTEGRATION_MODE "find_package")
endif()
option(TEST_INTEGRATION_MODE "Integration mode" "find_package")
message(STATUS "TEST_INTEGRATION_MODE: ${TEST_INTEGRATION_MODE}")
if(TEST_INTEGRATION_MODE STREQUAL "find_package")
if(TEST_INTEGRATION_MODE STREQUAL "find_package" OR
TEST_INTEGRATION_MODE STREQUAL "ExternalProject")
if(TEST_INTEGRATION_MODE STREQUAL "ExternalProject")
include(ExternalProject)
ExternalProject_Add(libssh2
URL "${FROM_ARCHIVE}"
URL_HASH "SHA256=${FROM_HASH}"
INSTALL_COMMAND ""
DOWNLOAD_EXTRACT_TIMESTAMP ON)
endif()
find_package(libssh2 REQUIRED CONFIG)
message(STATUS "libssh2_FOUND: |${libssh2_FOUND}|")
elseif(TEST_INTEGRATION_MODE STREQUAL "add_subdirectory")
add_subdirectory(libssh2)
elseif(TEST_INTEGRATION_MODE STREQUAL "FetchContent")
include(FetchContent)
FetchContent_Declare(libssh2 GIT_REPOSITORY "https://github.com/libssh2/libssh2.git" GIT_TAG "master")
option(FROM_GIT_REPO "Git URL" "https://github.com/libssh2/libssh2.git")
option(FROM_GIT_TAG "Git tag" "master")
FetchContent_Declare(libssh2
GIT_REPOSITORY "${FROM_GIT_REPO}"
GIT_TAG "${FROM_GIT_TAG}")
FetchContent_MakeAvailable(libssh2)
endif()
@@ -32,7 +43,8 @@ target_link_libraries(test-dependent-shared-ns PRIVATE "libssh2::libssh2_shared"
add_executable(test-dependent-selected-ns "test.c")
target_link_libraries(test-dependent-selected-ns PRIVATE "libssh2::libssh2")
if(TEST_INTEGRATION_MODE STREQUAL "find_package")
if(TEST_INTEGRATION_MODE STREQUAL "find_package" OR
TEST_INTEGRATION_MODE STREQUAL "ExternalProject")
# Compatibility alias
add_executable(test-dependent-compat "test.c")

13
tests/cmake/test.sh
View File

@@ -8,7 +8,9 @@ set -u
cd "$(dirname "$0")"
rm -rf bld-fetchcontent; cmake -B bld-fetchcontent -DTEST_INTEGRATION_MODE=FetchContent
rm -rf bld-fetchcontent; cmake -B bld-fetchcontent -DTEST_INTEGRATION_MODE=FetchContent \
-DFROM_GIT_REPO="${PWD}/../.." \
-DFROM_GIT_TAG="$(git rev-parse HEAD)"
make -C bld-fetchcontent -j3
rm -rf libssh2; ln -s ../.. libssh2
@@ -17,5 +19,12 @@ make -C bld-add_subdirectory -j3
rm -rf bld-libssh2; cmake ../.. -B bld-libssh2
make -C bld-libssh2 -j3 DESTDIR=pkg install
rm -rf bld-find_package; cmake -B bld-find_package -DTEST_INTEGRATION_MODE=find_package -DCMAKE_PREFIX_PATH="${PWD}/bld-libssh2/pkg/usr/local/lib/cmake/libssh2"
rm -rf bld-find_package; cmake -B bld-find_package -DTEST_INTEGRATION_MODE=find_package \
-DCMAKE_PREFIX_PATH="${PWD}/bld-libssh2/pkg/usr/local/lib/cmake/libssh2"
make -C bld-find_package -j3
(cd ../..; git archive --format=tar HEAD) | gzip > source.tar.gz
rm -rf bld-externalproject; cmake -B bld-externalproject -DTEST_INTEGRATION_MODE=ExternalProject \
-DFROM_ARCHIVE="${PWD}/source.tar.gz" \
-DFROM_HASH="$(openssl dgst -sha256 source.tar.gz | grep -a -i -o -E '[0-9a-f]{64}$')"
make -C bld-externalproject -j3