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require 'testing_env'
require 'hardware'
class EnvironmentTests < Test::Unit::TestCase
def test_ENV_options
ENV.gcc_4_0
begin
ENV.gcc_4_2
rescue RuntimeError => e
if `sw_vers -productVersion` =~ /10\.(\d+)/ and $1.to_i < 7
raise e
end
end
ENV.O3
ENV.minimal_optimization
ENV.no_optimization
ENV.libxml2
ENV.enable_warnings
assert !ENV.cc.empty?
assert !ENV.cxx.empty?
end
def test_switching_compilers
ENV.llvm
ENV.clang
assert_nil ENV['LD']
assert_equal ENV['OBJC'], ENV['CC']
end
def test_with_build_environment_restores_env
before = ENV.to_hash
ENV.with_build_environment do
ENV['foo'] = 'bar'
end
assert_nil ENV['foo']
assert_equal before, ENV.to_hash
end
def test_with_build_environment_ensures_env_restored
ENV.expects(:replace).with(ENV.to_hash)
begin
ENV.with_build_environment { raise Exception }
rescue Exception
end
end
def test_with_build_environment_returns_block_value
assert_equal 1, ENV.with_build_environment { 1 }
end
end
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