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# frozen_string_literal: true
require_relative "helper"
require "rubygems/ext"
class TestGemExtCmakeBuilder < Gem::TestCase
def setup
super
# Details: https://github.com/ruby/rubygems/issues/1270#issuecomment-177368340
pend "CmakeBuilder doesn't work on Windows." if Gem.win_platform?
require "open3"
begin
_, status = Open3.capture2e("cmake")
pend "cmake not present" unless status.success?
rescue Errno::ENOENT
pend "cmake not present"
end
@ext = File.join @tempdir, "ext"
@dest_path = File.join @tempdir, "prefix"
FileUtils.mkdir_p @ext
FileUtils.mkdir_p @dest_path
end
def test_self_build
File.open File.join(@ext, "CMakeLists.txt"), "w" do |cmakelists|
cmakelists.write <<-EO_CMAKE
cmake_minimum_required(VERSION 3.26)
project(self_build NONE)
install (FILES test.txt DESTINATION bin)
EO_CMAKE
end
FileUtils.touch File.join(@ext, "test.txt")
output = []
builder = Gem::Ext::CmakeBuilder.new
builder.build nil, @dest_path, output, [], @dest_path, @ext
output = output.join "\n"
assert_match(/^current directory: #{Regexp.escape @ext}/, output)
assert_match(/cmake.*-DCMAKE_RUNTIME_OUTPUT_DIRECTORY\\=#{Regexp.escape @dest_path}/, output)
assert_match(/cmake.*-DCMAKE_LIBRARY_OUTPUT_DIRECTORY\\=#{Regexp.escape @dest_path}/, output)
assert_match(/#{Regexp.escape @ext}/, output)
end
def test_self_build_presets
File.open File.join(@ext, "CMakeLists.txt"), "w" do |cmakelists|
cmakelists.write <<-EO_CMAKE
cmake_minimum_required(VERSION 3.26)
project(self_build NONE)
install (FILES test.txt DESTINATION bin)
EO_CMAKE
end
File.open File.join(@ext, "CMakePresets.json"), "w" do |presets|
presets.write <<-EO_CMAKE
{
"version": 6,
"configurePresets": [
{
"name": "debug",
"displayName": "Debug",
"generator": "Ninja",
"binaryDir": "build/debug",
"cacheVariables": {
"CMAKE_BUILD_TYPE": "Debug"
}
},
{
"name": "release",
"displayName": "Release",
"generator": "Ninja",
"binaryDir": "build/release",
"cacheVariables": {
"CMAKE_BUILD_TYPE": "Release"
}
}
]
}
EO_CMAKE
end
FileUtils.touch File.join(@ext, "test.txt")
output = []
builder = Gem::Ext::CmakeBuilder.new
builder.build nil, @dest_path, output, [], @dest_path, @ext
output = output.join "\n"
assert_match(/The gem author provided a list of presets that can be used to build the gem./, output)
assert_match(/Available configure presets/, output)
assert_match(/\"debug\" - Debug/, output)
assert_match(/\"release\" - Release/, output)
assert_match(/^current directory: #{Regexp.escape @ext}/, output)
assert_match(/cmake.*-DCMAKE_RUNTIME_OUTPUT_DIRECTORY\\=#{Regexp.escape @dest_path}/, output)
assert_match(/cmake.*-DCMAKE_LIBRARY_OUTPUT_DIRECTORY\\=#{Regexp.escape @dest_path}/, output)
assert_match(/#{Regexp.escape @ext}/, output)
end
def test_self_build_fail
output = []
builder = Gem::Ext::CmakeBuilder.new
error = assert_raise Gem::InstallError do
builder.build nil, @dest_path, output, [], @dest_path, @ext
end
assert_match "cmake_configure failed", error.message
shell_error_msg = /(CMake Error: .*)/
output = output.join "\n"
assert_match(/#{shell_error_msg}/, output)
assert_match(/CMake Error: The source directory .* does not appear to contain CMakeLists.txt./, output)
end
def test_self_build_has_makefile
File.open File.join(@ext, "CMakeLists.txt"), "w" do |cmakelists|
cmakelists.write <<-EO_CMAKE
cmake_minimum_required(VERSION 3.26)
project(self_build NONE)
install (FILES test.txt DESTINATION bin)
EO_CMAKE
end
output = []
builder = Gem::Ext::CmakeBuilder.new
builder.build nil, @dest_path, output, [], @dest_path, @ext
output = output.join "\n"
# The default generator will create a Makefile in the build directory
makefile = File.join(@ext, "build", "Makefile")
assert(File.exist?(makefile))
end
end
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