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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
pend "CmakeBuilder doesn't work on Windows." if Gem.win_platform?
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 2.6)
project(self_build NONE)
install (FILES test.txt DESTINATION bin)
EO_CMAKE
end
FileUtils.touch File.join(@ext, 'test.txt')
output = []
Gem::Ext::CmakeBuilder.build nil, @dest_path, output, [], nil, @ext
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_raise Gem::InstallError do
Gem::Ext::CmakeBuilder.build nil, @dest_path, output, [], nil, @ext
end
output = output.join "\n"
shell_error_msg = %r{(CMake Error: .*)}
assert_match 'cmake failed', error.message
assert_match %r{^cmake . -DCMAKE_INSTALL_PREFIX\\=#{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 = []
Gem::Ext::CmakeBuilder.build nil, @dest_path, output, [], nil, @ext
output = output.join "\n"
assert_contains_make_command '', output
assert_contains_make_command 'install', output
end
end
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