Improve version file tests.

Mostly just refatoring to have less duplicated code.

1 files changed, 123 insertions, 0 deletions

diff --git a/tests/ECMSetupVersionTest/version_helpers.cmake b/tests/ECMSetupVersionTest/version_helpers.cmake
new file mode 100644
index 00000000..de0a36b5
--- /dev/null
+++ b/tests/ECMSetupVersionTest/version_helpers.cmake
@@ -0,0 +1,123 @@
+include(../../test_helpers.cmake)
+
+macro(test_version_file filename version)
+    unset(PACKAGE_VERSION)
+    unset(PACKAGE_VERSION_COMPATIBLE)
+    unset(PACKAGE_VERSION_EXACT)
+    set(PACKAGE_FIND_VERSION "${version}")
+    if(PACKAGE_FIND_VERSION MATCHES "^([0-9]+)\\.([0-9]+)\\.([0-9]+)\\.([0-9]+)$")
+        set(PACKAGE_FIND_VERSION_MAJOR "${CMAKE_MATCH_1}")
+        set(PACKAGE_FIND_VERSION_MINOR "${CMAKE_MATCH_2}")
+        set(PACKAGE_FIND_VERSION_PATCH "${CMAKE_MATCH_3}")
+        set(PACKAGE_FIND_VERSION_TWEAK "${CMAKE_MATCH_4}")
+        set(PACKAGE_FIND_VERSION_COUNT 4)
+    elseif(PACKAGE_FIND_VERSION MATCHES "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$")
+        set(PACKAGE_FIND_VERSION_MAJOR "${CMAKE_MATCH_1}")
+        set(PACKAGE_FIND_VERSION_MINOR "${CMAKE_MATCH_2}")
+        set(PACKAGE_FIND_VERSION_PATCH "${CMAKE_MATCH_3}")
+        set(PACKAGE_FIND_VERSION_TWEAK)
+        set(PACKAGE_FIND_VERSION_COUNT 3)
+    elseif(PACKAGE_FIND_VERSION MATCHES "^([0-9]+)\\.([0-9]+)$")
+        set(PACKAGE_FIND_VERSION_MAJOR "${CMAKE_MATCH_1}")
+        set(PACKAGE_FIND_VERSION_MINOR "${CMAKE_MATCH_2}")
+        set(PACKAGE_FIND_VERSION_PATCH)
+        set(PACKAGE_FIND_VERSION_TWEAK)
+        set(PACKAGE_FIND_VERSION_COUNT 2)
+    elseif(PACKAGE_FIND_VERSION MATCHES "^([0-9]+)$")
+        set(PACKAGE_FIND_VERSION_MAJOR "${CMAKE_MATCH_1}")
+        set(PACKAGE_FIND_VERSION_MINOR)
+        set(PACKAGE_FIND_VERSION_PATCH)
+        set(PACKAGE_FIND_VERSION_TWEAK)
+        set(PACKAGE_FIND_VERSION_COUNT 1)
+    elseif(PACKAGE_FIND_VERSION STREQUAL "")
+        set(PACKAGE_FIND_VERSION_MAJOR)
+        set(PACKAGE_FIND_VERSION_MINOR)
+        set(PACKAGE_FIND_VERSION_PATCH)
+        set(PACKAGE_FIND_VERSION_TWEAK)
+        set(PACKAGE_FIND_VERSION_COUNT 0)
+    else()
+        message(STATUS "Invalid version ${PACKAGE_FIND_VERSION}")
+    endif()
+    include("${filename}")
+endmacro()
+
+macro(version_var_checks prefix version)
+    assert_var_str_value(${prefix}_VERSION "${version}")
+    assert_var_str_value(${prefix}_VERSION_STRING "${version}")
+    if("${version}" MATCHES "^([0-9]+)")
+        assert_var_num_value(${prefix}_VERSION_MAJOR ${CMAKE_MATCH_1})
+    endif()
+    if("${version}" MATCHES "^[0-9]+\\.([0-9]+)")
+        assert_var_num_value(${prefix}_VERSION_MINOR ${CMAKE_MATCH_1})
+    endif()
+    if("${version}" MATCHES "^[0-9]+\\.[0-9]+\\.([0-9]+)")
+        assert_var_num_value(${prefix}_VERSION_PATCH ${CMAKE_MATCH_1})
+    endif()
+    if("${version}" MATCHES "^[0-9]+\\.[0-9]+\\.[0-9]+\\.([0-9]+)")
+        assert_var_num_value(${prefix}_VERSION_TWEAK ${CMAKE_MATCH_1})
+    endif()
+endmacro()
+
+macro(project_version_var_checks version)
+    version_var_checks(PROJECT "${version}")
+endmacro()
+
+macro(standard_version_var_checks prefix version)
+    version_var_checks(PROJECT "${version}")
+    version_var_checks("${prefix}" "${version}")
+    if(${ARGC} GREATER 2)
+        assert_var_num_value(${prefix}_SOVERSION ${ARGV2})
+    elseif(DEFINED ${prefix}_VERSION_MAJOR AND NOT ${prefix}_VERSION_MAJOR STREQUAL "")
+        assert_var_num_value(${prefix}_SOVERSION "${${prefix}_VERSION_MAJOR}")
+    endif()
+endmacro()
+
+macro(AnyNewer_2_3_4_checks filename)
+    # too old - fails
+    test_version_file("${filename}" "3.1.1")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE FALSE ALLOW_UNDEFINED)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # too old - fails
+    test_version_file("${filename}" "3")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE FALSE ALLOW_UNDEFINED)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # too old - fails
+    test_version_file("${filename}" "2.3.4.1")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE FALSE ALLOW_UNDEFINED)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # newer - succeeds
+    test_version_file("${filename}" "1.1.1")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE TRUE)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # newer - succeeds
+    test_version_file("${filename}" "2.1.1")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE TRUE)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # newer - succeeds
+    test_version_file("${filename}" "2")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE TRUE)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # unspecified - succeeds
+    test_version_file("${filename}" "")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE TRUE)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT FALSE ALLOW_UNDEFINED)
+
+    # exact - succeeds
+    test_version_file("${filename}" "2.3.4")
+    assert_var_str_value(PACKAGE_VERSION "2.3.4")
+    assert_var_bool_value(PACKAGE_VERSION_COMPATIBLE TRUE)
+    assert_var_bool_value(PACKAGE_VERSION_EXACT TRUE)
+endmacro()