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require 'testing_env'
require 'extend/ENV'
class EnvironmentTests < Homebrew::TestCase
def setup
@env = {}.extend(EnvActivation)
@env.activate_extensions!
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.dup
@env.with_build_environment do
@env['foo'] = 'bar'
end
assert_nil @env['foo']
assert_equal before, @env
end
def test_with_build_environment_ensures_env_restored
before = @env.dup
begin
@env.with_build_environment do
@env['foo'] = 'bar'
raise Exception
end
rescue Exception
end
assert_nil @env['foo']
assert_equal before, @env
end
def test_with_build_environment_returns_block_value
assert_equal 1, @env.with_build_environment { 1 }
end
def test_with_build_environment_does_not_mutate_interface
expected = @env.methods
@env.with_build_environment { assert_equal expected, @env.methods }
assert_equal expected, @env.methods
end
def test_append_existing_key
@env['foo'] = 'bar'
@env.append 'foo', '1'
assert_equal 'bar 1', @env['foo']
end
def test_append_existing_key_empty
@env['foo'] = ''
@env.append 'foo', '1'
assert_equal '1', @env['foo']
end
def test_append_missing_key
@env.append 'foo', '1'
assert_equal '1', @env['foo']
end
def test_prepend_existing_key
@env['foo'] = 'bar'
@env.prepend 'foo', '1'
assert_equal '1 bar', @env['foo']
end
def test_prepend_existing_key_empty
@env['foo'] = ''
@env.prepend 'foo', '1'
assert_equal '1', @env['foo']
end
def test_prepend_missing_key
@env.prepend 'foo', '1'
assert_equal '1', @env['foo']
end
# NOTE: this may be a wrong behavior; we should probably reject objects that
# do not respond to #to_str. For now this documents existing behavior.
def test_append_coerces_value_to_string
@env.append 'foo', 42
assert_equal '42', @env['foo']
end
def test_prepend_coerces_value_to_string
@env.prepend 'foo', 42
assert_equal '42', @env['foo']
end
def test_append_path
@env.append_path 'FOO', '/usr/bin'
assert_equal '/usr/bin', @env['FOO']
@env.append_path 'FOO', '/bin'
assert_equal "/usr/bin#{File::PATH_SEPARATOR}/bin", @env['FOO']
end
def test_prepend_path
@env.prepend_path 'FOO', '/usr/bin'
assert_equal '/usr/bin', @env['FOO']
@env.prepend_path 'FOO', '/bin'
assert_equal "/bin#{File::PATH_SEPARATOR}/usr/bin", @env['FOO']
end
end
module SharedEnvTests
def test_switching_compilers_updates_compiler
[:clang, :llvm, :gcc, :gcc_4_0].each do |compiler|
@env.send(compiler)
assert_equal compiler, @env.compiler
end
end
def test_deparallelize_block_form_restores_makeflags
@env['MAKEFLAGS'] = '-j4'
@env.deparallelize do
assert_nil @env['MAKEFLAGS']
end
assert_equal '-j4', @env['MAKEFLAGS']
end
end
class StdenvTests < Homebrew::TestCase
include SharedEnvTests
def setup
@env = {}.extend(Stdenv)
end
end
class SuperenvTests < Homebrew::TestCase
include SharedEnvTests
def setup
@env = {}.extend(Superenv)
end
def test_initializes_deps
assert_equal [], @env.deps
assert_equal [], @env.keg_only_deps
end
end
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