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Make Buffer mockable

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This commit is contained in:
Jarred Sumner
2023-01-10 18:48:55 -08:00
parent 5cb6890fad
commit bcabf31121
2 changed files with 108 additions and 83 deletions
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166
src/bun.js/bindings/JSBuffer.cpp
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@@ -200,7 +200,7 @@ JSC::EncodedJSValue JSBuffer__bufferFromPointerAndLengthAndDeinit(JSC::JSGlobalO
namespace WebCore {
using namespace JSC;
static inline JSC::JSUint8Array* JSBuffer__bufferFromLengthAsArray(JSC::JSGlobalObject* lexicalGlobalObject, int length)
static inline JSC::JSUint8Array* JSBuffer__bufferFromLengthAsArray(JSC::JSGlobalObject* lexicalGlobalObject, int64_t length)
{
auto throwScope = DECLARE_THROW_SCOPE(lexicalGlobalObject->vm());
@@ -223,7 +223,7 @@ static inline JSC::JSUint8Array* JSBuffer__bufferFromLengthAsArray(JSC::JSGlobal
RELEASE_AND_RETURN(throwScope, uint8Array);
}
EncodedJSValue JSBuffer__bufferFromLength(JSC::JSGlobalObject* lexicalGlobalObject, int length)
EncodedJSValue JSBuffer__bufferFromLength(JSC::JSGlobalObject* lexicalGlobalObject, int64_t length)
{
return JSC::JSValue::encode(JSBuffer__bufferFromLengthAsArray(lexicalGlobalObject, length));
}
@@ -1598,97 +1598,97 @@ JSC_DEFINE_HOST_FUNCTION(jsBufferPrototypeFunction_write, (JSGlobalObject * lexi
static const HashTableValue JSBufferPrototypeTableValues[]
= {
{ "asciiSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeAsciiSliceCodeGenerator, 2 } },
{ "asciiWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeAsciiWriteCodeGenerator, 1 } },
{ "base64Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64SliceCodeGenerator, 2 } },
{ "base64Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64WriteCodeGenerator, 1 } },
{ "base64urlSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64urlSliceCodeGenerator, 2 } },
{ "base64urlWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64urlWriteCodeGenerator, 1 } },
{ "asciiSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeAsciiSliceCodeGenerator, 2 } },
{ "asciiWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeAsciiWriteCodeGenerator, 1 } },
{ "base64Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64SliceCodeGenerator, 2 } },
{ "base64Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64WriteCodeGenerator, 1 } },
{ "base64urlSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64urlSliceCodeGenerator, 2 } },
{ "base64urlWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeBase64urlWriteCodeGenerator, 1 } },
{ "compare"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_compare, 5 } },
{ "copy"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_copy, 4 } },
{ "equals"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_equals, 1 } },
{ "fill"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_fill, 4 } },
{ "hexSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeHexSliceCodeGenerator, 2 } },
{ "hexWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeHexWriteCodeGenerator, 1 } },
{ "hexSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeHexSliceCodeGenerator, 2 } },
{ "hexWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeHexWriteCodeGenerator, 1 } },
{ "includes"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_includes, 3 } },
{ "indexOf"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_indexOf, 3 } },
{ "lastIndexOf"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_lastIndexOf, 3 } },
{ "latin1Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeLatin1SliceCodeGenerator, 2 } },
{ "latin1Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeLatin1WriteCodeGenerator, 1 } },
{ "readBigInt64"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigInt64LECodeGenerator, 1 } },
{ "readBigInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigInt64BECodeGenerator, 1 } },
{ "readBigInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigInt64LECodeGenerator, 1 } },
{ "readBigUInt64"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigUInt64LECodeGenerator, 1 } },
{ "readBigUInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigUInt64BECodeGenerator, 1 } },
{ "readBigUInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigUInt64LECodeGenerator, 1 } },
{ "readDouble"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadDoubleLECodeGenerator, 1 } },
{ "readDoubleBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadDoubleBECodeGenerator, 1 } },
{ "readDoubleLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadDoubleLECodeGenerator, 1 } },
{ "readFloat"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadFloatLECodeGenerator, 1 } },
{ "readFloatBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadFloatBECodeGenerator, 1 } },
{ "readFloatLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadFloatLECodeGenerator, 1 } },
{ "readInt16"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt16LECodeGenerator, 1 } },
{ "readInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt16BECodeGenerator, 1 } },
{ "readInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt16LECodeGenerator, 1 } },
{ "readInt32"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt32LECodeGenerator, 1 } },
{ "readInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt32BECodeGenerator, 1 } },
{ "readInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt32LECodeGenerator, 1 } },
{ "readInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt8CodeGenerator, 2 } },
{ "readUInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16BECodeGenerator, 1 } },
{ "readUInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16LECodeGenerator, 1 } },
{ "readUInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32BECodeGenerator, 1 } },
{ "readUInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32LECodeGenerator, 1 } },
{ "readUInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt8CodeGenerator, 1 } },
{ "readUint16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16BECodeGenerator, 1 } },
{ "readUint16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16LECodeGenerator, 1 } },
{ "readUint32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32BECodeGenerator, 1 } },
{ "readUint32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32LECodeGenerator, 1 } },
{ "readUint8"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt8CodeGenerator, 1 } },
{ "slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeSliceCodeGenerator, 2 } },
{ "subarray"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeSliceCodeGenerator, 2 } },
{ "latin1Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeLatin1SliceCodeGenerator, 2 } },
{ "latin1Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeLatin1WriteCodeGenerator, 1 } },
{ "readBigInt64"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigInt64LECodeGenerator, 1 } },
{ "readBigInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigInt64BECodeGenerator, 1 } },
{ "readBigInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigInt64LECodeGenerator, 1 } },
{ "readBigUInt64"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigUInt64LECodeGenerator, 1 } },
{ "readBigUInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigUInt64BECodeGenerator, 1 } },
{ "readBigUInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadBigUInt64LECodeGenerator, 1 } },
{ "readDouble"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadDoubleLECodeGenerator, 1 } },
{ "readDoubleBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadDoubleBECodeGenerator, 1 } },
{ "readDoubleLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadDoubleLECodeGenerator, 1 } },
{ "readFloat"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadFloatLECodeGenerator, 1 } },
{ "readFloatBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadFloatBECodeGenerator, 1 } },
{ "readFloatLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadFloatLECodeGenerator, 1 } },
{ "readInt16"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt16LECodeGenerator, 1 } },
{ "readInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt16BECodeGenerator, 1 } },
{ "readInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt16LECodeGenerator, 1 } },
{ "readInt32"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt32LECodeGenerator, 1 } },
{ "readInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt32BECodeGenerator, 1 } },
{ "readInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt32LECodeGenerator, 1 } },
{ "readInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadInt8CodeGenerator, 2 } },
{ "readUInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16BECodeGenerator, 1 } },
{ "readUInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16LECodeGenerator, 1 } },
{ "readUInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32BECodeGenerator, 1 } },
{ "readUInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32LECodeGenerator, 1 } },
{ "readUInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt8CodeGenerator, 1 } },
{ "readUint16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16BECodeGenerator, 1 } },
{ "readUint16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt16LECodeGenerator, 1 } },
{ "readUint32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32BECodeGenerator, 1 } },
{ "readUint32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt32LECodeGenerator, 1 } },
{ "readUint8"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeReadUInt8CodeGenerator, 1 } },
{ "slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeSliceCodeGenerator, 2 } },
{ "subarray"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeSliceCodeGenerator, 2 } },
{ "swap16"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_swap16, 0 } },
{ "swap32"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_swap32, 0 } },
{ "swap64"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_swap64, 0 } },
{ "toJSON"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeToJSONCodeGenerator, 1 } },
{ "toJSON"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeToJSONCodeGenerator, 1 } },
{ "toString"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_toString, 4 } },
{ "ucs2Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUcs2SliceCodeGenerator, 2 } },
{ "ucs2Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUcs2WriteCodeGenerator, 1 } },
{ "utf16leSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf16leSliceCodeGenerator, 2 } },
{ "utf16leWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf16leWriteCodeGenerator, 1 } },
{ "utf8Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf8SliceCodeGenerator, 2 } },
{ "utf8Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf8WriteCodeGenerator, 1 } },
{ "ucs2Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUcs2SliceCodeGenerator, 2 } },
{ "ucs2Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUcs2WriteCodeGenerator, 1 } },
{ "utf16leSlice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf16leSliceCodeGenerator, 2 } },
{ "utf16leWrite"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf16leWriteCodeGenerator, 1 } },
{ "utf8Slice"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf8SliceCodeGenerator, 2 } },
{ "utf8Write"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeUtf8WriteCodeGenerator, 1 } },
{ "write"_s, static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, jsBufferPrototypeFunction_write, 4 } },
{ "writeBigInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigInt64BECodeGenerator, 1 } },
{ "writeBigInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigInt64LECodeGenerator, 1 } },
{ "writeBigUInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64BECodeGenerator, 1 } },
{ "writeBigUInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64LECodeGenerator, 1 } },
{ "writeBigUint64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64BECodeGenerator, 1 } },
{ "writeBigUint64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64LECodeGenerator, 1 } },
{ "writeDouble"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteDoubleLECodeGenerator, 1 } },
{ "writeDoubleBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteDoubleBECodeGenerator, 1 } },
{ "writeDoubleLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteDoubleLECodeGenerator, 1 } },
{ "writeFloat"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteFloatLECodeGenerator, 1 } },
{ "writeFloatBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteFloatBECodeGenerator, 1 } },
{ "writeFloatLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteFloatLECodeGenerator, 1 } },
{ "writeInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt16BECodeGenerator, 1 } },
{ "writeInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt16LECodeGenerator, 1 } },
{ "writeInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt32BECodeGenerator, 1 } },
{ "writeInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt32LECodeGenerator, 1 } },
{ "writeInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt8CodeGenerator, 1 } },
{ "writeUInt16"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16BECodeGenerator, 1 } },
{ "writeUInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUInt32"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32BECodeGenerator, 1 } },
{ "writeUInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt8CodeGenerator, 1 } },
{ "writeUint16"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUint16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16BECodeGenerator, 1 } },
{ "writeUint16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUint32"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUint32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32BECodeGenerator, 1 } },
{ "writeUint32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUint8"_s, static_cast<unsigned>(JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt8CodeGenerator, 1 } },
{ "writeBigInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigInt64BECodeGenerator, 1 } },
{ "writeBigInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigInt64LECodeGenerator, 1 } },
{ "writeBigUInt64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64BECodeGenerator, 1 } },
{ "writeBigUInt64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64LECodeGenerator, 1 } },
{ "writeBigUint64BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64BECodeGenerator, 1 } },
{ "writeBigUint64LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteBigUInt64LECodeGenerator, 1 } },
{ "writeDouble"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteDoubleLECodeGenerator, 1 } },
{ "writeDoubleBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteDoubleBECodeGenerator, 1 } },
{ "writeDoubleLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteDoubleLECodeGenerator, 1 } },
{ "writeFloat"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteFloatLECodeGenerator, 1 } },
{ "writeFloatBE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteFloatBECodeGenerator, 1 } },
{ "writeFloatLE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteFloatLECodeGenerator, 1 } },
{ "writeInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt16BECodeGenerator, 1 } },
{ "writeInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt16LECodeGenerator, 1 } },
{ "writeInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt32BECodeGenerator, 1 } },
{ "writeInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt32LECodeGenerator, 1 } },
{ "writeInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteInt8CodeGenerator, 1 } },
{ "writeUInt16"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUInt16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16BECodeGenerator, 1 } },
{ "writeUInt16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUInt32"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUInt32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32BECodeGenerator, 1 } },
{ "writeUInt32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUInt8"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt8CodeGenerator, 1 } },
{ "writeUint16"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUint16BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16BECodeGenerator, 1 } },
{ "writeUint16LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt16LECodeGenerator, 1 } },
{ "writeUint32"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUint32BE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32BECodeGenerator, 1 } },
{ "writeUint32LE"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt32LECodeGenerator, 1 } },
{ "writeUint8"_s, static_cast<unsigned>(JSC::PropertyAttribute::Builtin), NoIntrinsic, { HashTableValue::BuiltinGeneratorType, jsBufferPrototypeWriteUInt8CodeGenerator, 1 } },
};
void JSBufferPrototype::finishCreation(VM& vm, JSC::JSGlobalObject* globalThis)
@@ -1773,8 +1773,8 @@ JSC_DEFINE_HOST_FUNCTION(constructJSBuffer, (JSC::JSGlobalObject * lexicalGlobal
RELEASE_AND_RETURN(throwScope, (constructBufferEmpty(lexicalGlobalObject, callFrame)));
}
JSValue distinguishingArg = callFrame->uncheckedArgument(0);
if (distinguishingArg.isNumber()) {
RELEASE_AND_RETURN(throwScope, JSBuffer__bufferFromLength(lexicalGlobalObject, distinguishingArg.toInt32(lexicalGlobalObject)));
if (distinguishingArg.isAnyInt()) {
RELEASE_AND_RETURN(throwScope, JSBuffer__bufferFromLength(lexicalGlobalObject, distinguishingArg.asAnyInt()));
} else if (distinguishingArg.isString()) {
RELEASE_AND_RETURN(throwScope, (constructBufferFromStringAndEncoding(lexicalGlobalObject, callFrame)));
}

25
test/bun.js/buffer.test.js
View File

@@ -673,3 +673,28 @@ it("Buffer.toString(base64)", () => {
);
}
});
it("Buffer can be mocked", () => {
function MockBuffer() {
const noop = function () {};
const res = Buffer.alloc(0);
for (const op in Buffer.prototype) {
if (typeof res[op] === "function") {
res[op] = noop;
}
}
return res;
}
const buf = MockBuffer();
expect(() => {
buf.write("hello world");
buf.writeUint16BE(0);
buf.writeUint32BE(0);
buf.writeBigInt64BE(0);
buf.writeBigUInt64BE(0);
buf.writeBigInt64LE(0);
buf.writeBigUInt64LE(0);
}).not.toThrow();
});