diff options
Diffstat (limited to 'test/addons-napi/test_buffer/test_buffer.c')
| -rw-r--r-- | test/addons-napi/test_buffer/test_buffer.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/test/addons-napi/test_buffer/test_buffer.c b/test/addons-napi/test_buffer/test_buffer.c new file mode 100644 index 0000000000..cfb8f44cc7 --- /dev/null +++ b/test/addons-napi/test_buffer/test_buffer.c @@ -0,0 +1,160 @@ +#include <stdlib.h> +#include <string.h> +#include <node_api.h> + +#define JS_ASSERT(env, assertion, message) \ + if (!(assertion)) { \ + napi_throw_error( \ + (env), \ + "assertion (" #assertion ") failed: " message); \ + return; \ + } + +#define NAPI_CALL(env, theCall) \ + if ((theCall) != napi_ok) { \ + const napi_extended_error_info* error; \ + napi_get_last_error_info((env), &error); \ + const char* errorMessage = error->error_message; \ + errorMessage = errorMessage ? errorMessage : "empty error message"; \ + napi_throw_error((env), errorMessage); \ + return; \ + } + +static const char theText[] = + "Lorem ipsum dolor sit amet, consectetur adipiscing elit."; + +static int deleterCallCount = 0; +static void deleteTheText(napi_env env, void* data, void* finalize_hint) { + JS_ASSERT(env, data != NULL && strcmp(data, theText) == 0, "invalid data"); + (void)finalize_hint; + free(data); + deleterCallCount++; +} + +static void noopDeleter(napi_env env, void* data, void* finalize_hint) { + JS_ASSERT(env, data != NULL && strcmp(data, theText) == 0, "invalid data"); + (void)finalize_hint; + deleterCallCount++; +} + +void newBuffer(napi_env env, napi_callback_info info) { + napi_value theBuffer; + char* theCopy; + const unsigned int kBufferSize = sizeof(theText); + + NAPI_CALL(env, + napi_create_buffer( + env, + sizeof(theText), + (void**)(&theCopy), + &theBuffer)); + JS_ASSERT(env, theCopy, "Failed to copy static text for newBuffer"); + memcpy(theCopy, theText, kBufferSize); + NAPI_CALL(env, napi_set_return_value(env, info, theBuffer)); +} + +void newExternalBuffer(napi_env env, napi_callback_info info) { + napi_value theBuffer; + char* theCopy = strdup(theText); + JS_ASSERT(env, theCopy, "Failed to copy static text for newExternalBuffer"); + NAPI_CALL(env, + napi_create_external_buffer( + env, + sizeof(theText), + theCopy, + deleteTheText, + NULL, // finalize_hint + &theBuffer)); + NAPI_CALL(env, napi_set_return_value(env, info, theBuffer)); +} + +void getDeleterCallCount(napi_env env, napi_callback_info info) { + napi_value callCount; + NAPI_CALL(env, napi_create_number(env, deleterCallCount, &callCount)); + NAPI_CALL(env, napi_set_return_value(env, info, callCount)); +} + +void copyBuffer(napi_env env, napi_callback_info info) { + napi_value theBuffer; + NAPI_CALL(env, napi_create_buffer_copy( + env, sizeof(theText), theText, NULL, &theBuffer)); + NAPI_CALL(env, napi_set_return_value(env, info, theBuffer)); +} + +void bufferHasInstance(napi_env env, napi_callback_info info) { + size_t argc; + NAPI_CALL(env, napi_get_cb_args_length(env, info, &argc)); + JS_ASSERT(env, argc == 1, "Wrong number of arguments"); + napi_value theBuffer; + NAPI_CALL(env, napi_get_cb_args(env, info, &theBuffer, 1)); + bool hasInstance; + napi_valuetype theType; + NAPI_CALL(env, napi_typeof(env, theBuffer, &theType)); + JS_ASSERT(env, + theType == napi_object, + "bufferHasInstance: instance is not an object"); + NAPI_CALL(env, napi_is_buffer(env, theBuffer, &hasInstance)); + JS_ASSERT(env, hasInstance, "bufferHasInstance: instance is not a buffer"); + napi_value returnValue; + NAPI_CALL(env, napi_get_boolean(env, hasInstance, &returnValue)); + NAPI_CALL(env, napi_set_return_value(env, info, returnValue)); +} + +void bufferInfo(napi_env env, napi_callback_info info) { + size_t argc; + NAPI_CALL(env, napi_get_cb_args_length(env, info, &argc)); + JS_ASSERT(env, argc == 1, "Wrong number of arguments"); + napi_value theBuffer, returnValue; + NAPI_CALL(env, napi_get_cb_args(env, info, &theBuffer, 1)); + char* bufferData; + size_t bufferLength; + NAPI_CALL(env, + napi_get_buffer_info( + env, + theBuffer, + (void**)(&bufferData), + &bufferLength)); + NAPI_CALL(env, napi_get_boolean(env, + !strcmp(bufferData, theText) && bufferLength == sizeof(theText), + &returnValue)); + NAPI_CALL(env, napi_set_return_value(env, info, returnValue)); +} + +void staticBuffer(napi_env env, napi_callback_info info) { + napi_value theBuffer; + NAPI_CALL( + env, + napi_create_external_buffer(env, + sizeof(theText), + (void*)theText, + noopDeleter, + NULL, // finalize_hint + &theBuffer)); + NAPI_CALL(env, napi_set_return_value(env, info, theBuffer)); +} + +#define DECLARE_NAPI_METHOD(name, func) \ + { name, func, 0, 0, 0, napi_default, 0 } + +void Init(napi_env env, napi_value exports, napi_value module, void* priv) { + napi_value theValue; + + NAPI_CALL(env, napi_create_string_utf8(env, + theText, sizeof(theText), &theValue)); + NAPI_CALL(env, napi_set_named_property(env, exports, "theText", theValue)); + + napi_property_descriptor methods[] = { + DECLARE_NAPI_METHOD("newBuffer", newBuffer), + DECLARE_NAPI_METHOD("newExternalBuffer", newExternalBuffer), + DECLARE_NAPI_METHOD("getDeleterCallCount", getDeleterCallCount), + DECLARE_NAPI_METHOD("copyBuffer", copyBuffer), + DECLARE_NAPI_METHOD("bufferHasInstance", bufferHasInstance), + DECLARE_NAPI_METHOD("bufferInfo", bufferInfo), + DECLARE_NAPI_METHOD("staticBuffer", staticBuffer), + }; + NAPI_CALL(env, + napi_define_properties( + env, exports, sizeof(methods) / sizeof(methods[0]), methods)); +} + +NAPI_MODULE(addon, Init) |