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require 'test_base'
module DL
class TestHandle < TestBase
def test_to_i
handle = DL::Handle.new(LIBC_SO)
assert handle.to_i
end
def test_static_sym_secure
assert_raises(SecurityError) do
Thread.new do
$SAFE = 2
DL::Handle.sym('calloc')
end.join
end
end
def test_static_sym_unknown
assert_raises(DL::DLError) { DL::Handle.sym('fooo') }
assert_raises(DL::DLError) { DL::Handle['fooo'] }
end
def test_static_sym
assert DL::Handle.sym('dlopen')
assert_equal DL::Handle.sym('dlopen'), DL::Handle['dlopen']
end
def test_sym_closed_handle
handle = DL::Handle.new(LIBC_SO)
handle.close
assert_raises(DL::DLError) { handle.sym("calloc") }
assert_raises(DL::DLError) { handle["calloc"] }
end
def test_sym_unknown
handle = DL::Handle.new(LIBC_SO)
assert_raises(DL::DLError) { handle.sym('fooo') }
assert_raises(DL::DLError) { handle['fooo'] }
end
def test_sym_with_bad_args
handle = DL::Handle.new(LIBC_SO)
assert_raises(TypeError) { handle.sym(nil) }
assert_raises(TypeError) { handle[nil] }
end
def test_sym_secure
assert_raises(SecurityError) do
Thread.new do
$SAFE = 2
handle = DL::Handle.new(LIBC_SO)
handle.sym('calloc')
end.join
end
end
def test_sym
handle = DL::Handle.new(LIBC_SO)
assert handle.sym('calloc')
assert handle['calloc']
end
def test_handle_close
handle = DL::Handle.new(LIBC_SO)
assert_equal 0, handle.close
end
def test_handle_close_twice
handle = DL::Handle.new(LIBC_SO)
handle.close
assert_raises(DL::DLError) do
handle.close
end
end
def test_dlopen_returns_handle
assert_instance_of DL::Handle, dlopen(LIBC_SO)
end
def test_dlopen_safe
assert_raises(SecurityError) do
Thread.new do
$SAFE = 2
dlopen(LIBC_SO)
end.join
end
end
def test_initialize_safe
assert_raises(SecurityError) do
Thread.new do
$SAFE = 2
DL::Handle.new(LIBC_SO)
end.join
end
end
def test_initialize_noargs
handle = DL::Handle.new
assert handle['rb_str_new']
end
def test_initialize_flags
handle = DL::Handle.new(LIBC_SO, DL::RTLD_LAZY | DL::RTLD_GLOBAL)
assert handle['calloc']
end
def test_enable_close
handle = DL::Handle.new(LIBC_SO)
assert !handle.close_enabled?, 'close is enabled'
handle.enable_close
assert handle.close_enabled?, 'close is not enabled'
end
def test_disable_close
handle = DL::Handle.new(LIBC_SO)
handle.enable_close
assert handle.close_enabled?, 'close is enabled'
handle.disable_close
assert !handle.close_enabled?, 'close is enabled'
end
end
end
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