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require 'rubygems/test_case'
require 'rubygems/ext'
class TestGemExtCmakeBuilder < Gem::TestCase
def setup
super
`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 2.8)
install (FILES test.txt DESTINATION bin)
eo_cmake
end
File.open File.join(@ext, 'test.txt'), 'w' do |testfile|
end
output = []
Dir.chdir @ext do
Gem::Ext::CmakeBuilder.build nil, nil, @dest_path, output
end
assert_equal "cmake . -DCMAKE_INSTALL_PREFIX=#{@dest_path}", output.shift
assert_match(/#{@ext}/, output.shift)
assert_equal make_command, output.shift
assert_equal "", output.shift
assert_equal make_command + " install", output.shift
assert_match(/test\.txt/, output.shift)
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
shell_error_msg = %r{(CMake Error: .*)}
sh_prefix_cmake = "cmake . -DCMAKE_INSTALL_PREFIX="
expected = %r(cmake failed:
#{Regexp.escape sh_prefix_cmake}#{Regexp.escape @dest_path}
#{shell_error_msg}
)
assert_match expected, error.message
assert_equal "#{sh_prefix_cmake}#{@dest_path}", output.shift
assert_match %r(#{shell_error_msg}), output.shift
assert_equal true, output.empty?
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
assert_equal make_command, output[0]
assert_equal "#{make_command} install", output[2]
end
end
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