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# frozen_string_literal: true
require 'rubygems/test_case'
require 'rubygems/ext'
class TestGemExtCmakeBuilder < Gem::TestCase
def setup
super
# Details: https://github.com/rubygems/rubygems/issues/1270#issuecomment-177368340
skip "CmakeBuilder doesn't work on Windows." if Gem.win_platform?
`cmake #{Gem::Ext::Builder.redirector}`
skip 'cmake not present' unless $?.success?
@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 2.6)
install (FILES test.txt DESTINATION bin)
eo_cmake
end
FileUtils.touch File.join(@ext, 'test.txt')
output = []
Dir.chdir @ext do
Gem::Ext::CmakeBuilder.build nil, nil, @dest_path, output
end
output = output.join "\n"
assert_match \
%r%^cmake \. -DCMAKE_INSTALL_PREFIX=#{Regexp.escape @dest_path}%, output
assert_match %r%#{Regexp.escape @ext}%, output
assert_contains_make_command '', output
assert_contains_make_command 'install', output
assert_match %r%test\.txt%, output
end
def test_self_build_fail
output = []
error = assert_raises Gem::InstallError do
Dir.chdir @ext do
Gem::Ext::CmakeBuilder.build nil, nil, @dest_path, output
end
end
output = output.join "\n"
shell_error_msg = %r{(CMake Error: .*)}
sh_prefix_cmake = "cmake . -DCMAKE_INSTALL_PREFIX="
assert_match 'cmake failed', error.message
assert_match %r%^#{sh_prefix_cmake}#{Regexp.escape @dest_path}%, output
assert_match %r%#{shell_error_msg}%, output
end
def test_self_build_has_makefile
File.open File.join(@ext, 'Makefile'), 'w' do |makefile|
makefile.puts "all:\n\t@echo ok\ninstall:\n\t@echo ok"
end
output = []
Dir.chdir @ext do
Gem::Ext::CmakeBuilder.build nil, nil, @dest_path, output
end
output = output.join "\n"
assert_contains_make_command '', output
assert_contains_make_command 'install', output
end
end
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