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Diffstat (limited to 'spec/ffi/pointer_spec.rb')
-rw-r--r-- | spec/ffi/pointer_spec.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/spec/ffi/pointer_spec.rb b/spec/ffi/pointer_spec.rb index 820e144..8716d30 100644 --- a/spec/ffi/pointer_spec.rb +++ b/spec/ffi/pointer_spec.rb @@ -90,6 +90,13 @@ describe "Pointer" do expect(PointerTestLib.ptr_ret_pointer(memory, 0).address).to eq(0xdeadbeef) end + it "#write_pointer frozen object" do + skip "not yet supported on TruffleRuby" if RUBY_ENGINE == "truffleruby" + skip "not yet supported on JRuby" if RUBY_ENGINE == "jruby" + memory = FFI::MemoryPointer.new(:pointer).freeze + expect{ memory.write_pointer(PointerTestLib.ptr_from_address(0xdeadbeef)) }.to raise_error(RuntimeError, /memory write/) + end + it "#read_array_of_pointer" do values = [0x12345678, 0xfeedf00d, 0xdeadbeef] memory = FFI::MemoryPointer.new :pointer, values.size @@ -364,6 +371,11 @@ describe "AutoPointer" do ptr.autorelease = false expect(ptr.autorelease?).to be false end + + it "should deny changes when frozen" do + ptr = ptr_class.new(FFI::Pointer.new(0xdeadbeef)).freeze + expect{ ptr.autorelease = false }.to raise_error(FrozenError) + end end describe "#type_size" do |