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node_modules/react-native/ReactCommon/cxxreact/tests/RecoverableErrorTest.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <gtest/gtest.h>
+
+#include <exception>
+#include <stdexcept>
+
+#include <cxxreact/RecoverableError.h>
+
+using namespace facebook::react;
+
+TEST(RecoverableError, RunRethrowingAsRecoverableRecoverTest) {
+  try {
+    RecoverableError::runRethrowingAsRecoverable<std::runtime_error>(
+        []() { throw std::runtime_error("catch me"); });
+    FAIL() << "Unthrown exception";
+  } catch (const RecoverableError& err) {
+    ASSERT_STREQ(err.what(), "facebook::react::Recoverable: catch me");
+  } catch (...) {
+    FAIL() << "Uncaught exception";
+  }
+}
+
+TEST(RecoverableError, RunRethrowingAsRecoverableFallthroughTest) {
+  try {
+    RecoverableError::runRethrowingAsRecoverable<std::runtime_error>(
+        []() { throw std::logic_error("catch me"); });
+    FAIL() << "Unthrown exception";
+  } catch (const RecoverableError&) {
+    FAIL() << "Recovered exception that should have fallen through";
+  } catch (const std::exception& err) {
+    ASSERT_STREQ(err.what(), "catch me");
+  }
+}

node_modules/react-native/ReactCommon/cxxreact/tests/jsarg_helpers.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <cxxreact/JsArgumentHelpers.h>
+
+#include <folly/dynamic.h>
+
+#include <gtest/gtest.h>
+#include <algorithm>
+
+using namespace facebook::xplat;
+using dynamic = folly::dynamic;
+
+#define EXPECT_JSAE(statement, exstr)                                         \
+  do {                                                                        \
+    try {                                                                     \
+      statement;                                                              \
+      FAIL() << "Expected JsArgumentException(" << (exstr) << ") not thrown"; \
+    } catch (const JsArgumentException& ex) {                                 \
+      EXPECT_EQ(ex.what(), std::string(exstr));                               \
+    }                                                                         \
+  } while (0) // let any other exception escape, gtest will deal.
+
+TEST(JsArgumentHelpersTest, args) {
+  const bool aBool = true;
+  const int64_t anInt = 17;
+  const double aDouble = 3.14;
+  const std::string aString = "word";
+  const dynamic anArray = dynamic::array("a", "b", "c");
+  const dynamic anObject = dynamic::object("k1", "v1")("k2", "v2");
+  const std::string aNumericString = std::to_string(anInt);
+
+  folly::dynamic args = dynamic::array(
+      aBool, anInt, aDouble, aString, anArray, anObject, aNumericString);
+
+  EXPECT_EQ(jsArgAsBool(args, 0), aBool);
+  EXPECT_EQ(jsArgAsInt(args, 1), anInt);
+  EXPECT_EQ(jsArgAsDouble(args, 2), aDouble);
+  EXPECT_EQ(jsArgAsString(args, 3), aString);
+  EXPECT_EQ(jsArgAsArray(args, 4), anArray);
+  EXPECT_EQ(jsArgAsObject(args, 5), anObject);
+
+  // const args
+  const folly::dynamic& cargs = args;
+  const folly::dynamic& a4 = jsArgAsArray(cargs, 4);
+  EXPECT_EQ(a4, anArray);
+  EXPECT_EQ(jsArgAsObject(cargs, 5), anObject);
+
+  // helpers returning dynamic should return same object without copying
+  EXPECT_EQ(&jsArgAsArray(args, 4), &(args[4]));
+  EXPECT_EQ(&jsArgAsArray(cargs, 4), &(args[4]));
+
+  // dynamics returned for mutable args should be mutable.  The test is that
+  // this compiles.
+  jsArgAsArray(args, 4)[2] = "d";
+  jsArgAsArray(args, 4)[2] = "c";
+  // These fail to compile due to constness.
+  // jsArgAsArray(cargs, 4)[2] = "d";
+  // jsArgAsArray(cargs, 4)[2] = "c";
+
+  // ref-qualified member function tests
+  EXPECT_EQ(jsArgN(args, 3, &folly::dynamic::getString), aString);
+  EXPECT_EQ(jsArg(args[3], &folly::dynamic::getString), aString);
+
+  // conversions
+  EXPECT_EQ(jsArgAsDouble(args, 1), anInt * 1.0);
+  EXPECT_EQ(jsArgAsString(args, 1), aNumericString);
+  EXPECT_EQ(jsArgAsInt(args, 6), anInt);
+
+  // Test exception messages.
+
+  // out_of_range
+  EXPECT_JSAE(
+      jsArgAsBool(args, 7),
+      "JavaScript provided 7 arguments for C++ method which references at least "
+      "8 arguments: out of range in dynamic array");
+  // Conv range_error (invalid value conversion)
+  const std::string exhead = "Could not convert argument 3 to required type: ";
+  const std::string extail = ": Invalid leading character: \"word\"";
+  try {
+    jsArgAsInt(args, 3);
+    FAIL() << "Expected JsArgumentException(" << exhead << "..." << extail
+           << ") not thrown";
+  } catch (const JsArgumentException& ex) {
+    const std::string exwhat = ex.what();
+
+    EXPECT_GT(exwhat.size(), exhead.size());
+    EXPECT_GT(exwhat.size(), extail.size());
+
+    EXPECT_TRUE(std::equal(exhead.cbegin(), exhead.cend(), exwhat.cbegin()))
+        << "JsArgumentException('" << exwhat << "') does not begin with '"
+        << exhead << "'";
+    EXPECT_TRUE(std::equal(extail.crbegin(), extail.crend(), exwhat.crbegin()))
+        << "JsArgumentException('" << exwhat << "') does not end with '"
+        << extail << "'";
+  }
+  // inconvertible types
+  EXPECT_JSAE(
+      jsArgAsArray(args, 2),
+      "Argument 3 of type double is not required type Array");
+  EXPECT_JSAE(
+      jsArgAsInt(args, 4),
+      "Error converting JavaScript arg 4 to C++: "
+      "TypeError: expected dynamic type 'int/double/bool/string', but had type 'array'");
+  // type predicate failure
+  EXPECT_JSAE(
+      jsArgAsObject(args, 4),
+      "Argument 5 of type array is not required type Object");
+}

node_modules/react-native/ReactCommon/cxxreact/tests/jsbigstring.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <fcntl.h>
+#include <sys/mman.h>
+
+#include <cxxreact/JSBigString.h>
+#include <gtest/gtest.h>
+
+using namespace facebook::react;
+
+namespace {
+int tempFileFromString(const std::string& contents) {
+  const char* tmpDir = getenv("TMPDIR");
+  if (tmpDir == nullptr) {
+    tmpDir = "/tmp";
+  }
+  std::string tmp{tmpDir};
+  tmp += "/temp.XXXXXX";
+
+  std::vector<char> tmpBuf{tmp.begin(), tmp.end()};
+  tmpBuf.push_back('\0');
+
+  const int fd = mkstemp(tmpBuf.data());
+  write(fd, contents.c_str(), contents.size() + 1);
+
+  return fd;
+}
+}; // namespace
+
+TEST(JSBigFileString, MapWholeFileTest) {
+  std::string data{"Hello, world"};
+  const auto size = data.length() + 1;
+
+  // Initialise Big String
+  int fd = tempFileFromString("Hello, world");
+  JSBigFileString bigStr{fd, size};
+
+  // Test
+  ASSERT_STREQ(data.c_str(), bigStr.c_str());
+}
+
+TEST(JSBigFileString, MapPartTest) {
+  std::string data{"Hello, world"};
+
+  // Sub-string to actually map
+  std::string needle{"or"};
+  off_t offset = data.find(needle);
+
+  // Initialise Big String
+  int fd = tempFileFromString(data);
+  JSBigFileString bigStr{fd, needle.size(), offset};
+
+  // Test
+  EXPECT_EQ(needle.length(), bigStr.size());
+  for (unsigned int i = 0; i < needle.length(); ++i) {
+    EXPECT_EQ(needle[i], bigStr.c_str()[i]);
+  }
+}
+
+TEST(JSBigFileString, MapPartAtLargeOffsetTest) {
+  std::string data(8 * 4096, 'X');
+  data += "Hello World!";
+
+  // Sub-string to actually map
+  std::string needle{"or"};
+  off_t offset = data.find(needle);
+
+  // Initialise Big String
+  int fd = tempFileFromString(data);
+  JSBigFileString bigStr{fd, needle.size(), offset};
+
+  // Test
+  EXPECT_EQ(needle.length(), bigStr.size());
+  for (unsigned int i = 0; i < needle.length(); ++i) {
+    EXPECT_EQ(needle[i], bigStr.c_str()[i]);
+  }
+}

node_modules/react-native/ReactCommon/cxxreact/tests/methodcall.cpp

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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <cxxreact/MethodCall.h>
+
+#include <folly/json.h>
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wsign-compare"
+#include <gtest/gtest.h>
+#pragma GCC diagnostic pop
+
+using namespace facebook::react;
+using dynamic = folly::dynamic;
+
+TEST(parseMethodCalls, SingleReturnCallNoArgs) {
+  auto jsText = "[[7],[3],[[]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(0, returnedCall.arguments.size());
+  EXPECT_EQ(7, returnedCall.moduleId);
+  EXPECT_EQ(3, returnedCall.methodId);
+}
+
+TEST(parseMethodCalls, InvalidReturnFormat) {
+  try {
+    auto input = dynamic::object("foo", 1);
+    parseMethodCalls(std::move(input));
+    ADD_FAILURE();
+  } catch (const std::invalid_argument&) {
+    // ignored
+  }
+  try {
+    auto input = dynamic::array(dynamic::object("foo", 1));
+    parseMethodCalls(std::move(input));
+    ADD_FAILURE();
+  } catch (const std::invalid_argument&) {
+    // ignored
+  }
+  try {
+    auto input = dynamic::array(1, 4, dynamic::object("foo", 2));
+    parseMethodCalls(std::move(input));
+    ADD_FAILURE();
+  } catch (const std::invalid_argument&) {
+    // ignored
+  }
+  try {
+    auto input = dynamic::array(
+        dynamic::array(1), dynamic::array(4), dynamic::object("foo", 2));
+    parseMethodCalls(std::move(input));
+    ADD_FAILURE();
+  } catch (const std::invalid_argument&) {
+    // ignored
+  }
+  try {
+    auto input =
+        dynamic::array(dynamic::array(1), dynamic::array(4), dynamic::array());
+    parseMethodCalls(std::move(input));
+    ADD_FAILURE();
+  } catch (const std::invalid_argument&) {
+    // ignored
+  }
+}
+
+TEST(parseMethodCalls, NumberReturn) {
+  auto jsText = "[[0],[0],[[\"foobar\"]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(1, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::STRING, returnedCall.arguments[0].type());
+  EXPECT_EQ("foobar", returnedCall.arguments[0].asString());
+}
+
+TEST(parseMethodCalls, StringReturn) {
+  auto jsText = "[[0],[0],[[42.16]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(1, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::DOUBLE, returnedCall.arguments[0].type());
+  EXPECT_EQ(42.16, returnedCall.arguments[0].asDouble());
+}
+
+TEST(parseMethodCalls, BooleanReturn) {
+  auto jsText = "[[0],[0],[[false]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(1, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::BOOL, returnedCall.arguments[0].type());
+  ASSERT_FALSE(returnedCall.arguments[0].asBool());
+}
+
+TEST(parseMethodCalls, NullReturn) {
+  auto jsText = "[[0],[0],[[null]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(1, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::NULLT, returnedCall.arguments[0].type());
+}
+
+TEST(parseMethodCalls, MapReturn) {
+  auto jsText = R"([[0],[0],[[{"foo": "hello", "bar": 4.0, "baz": true}]]])";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(1, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::OBJECT, returnedCall.arguments[0].type());
+  auto& returnedMap = returnedCall.arguments[0];
+  auto foo = returnedMap.at("foo");
+  EXPECT_EQ(folly::dynamic("hello"), foo);
+  auto bar = returnedMap.at("bar");
+  EXPECT_EQ(folly::dynamic(4.0), bar);
+  auto baz = returnedMap.at("baz");
+  EXPECT_EQ(folly::dynamic(true), baz);
+}
+
+TEST(parseMethodCalls, ArrayReturn) {
+  auto jsText = "[[0],[0],[[[\"foo\", 42.0, false]]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(1, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::ARRAY, returnedCall.arguments[0].type());
+  auto& returnedArray = returnedCall.arguments[0];
+  EXPECT_EQ(3, returnedArray.size());
+  EXPECT_EQ(folly::dynamic("foo"), returnedArray[0]);
+  EXPECT_EQ(folly::dynamic(42.0), returnedArray[1]);
+  EXPECT_EQ(folly::dynamic(false), returnedArray[2]);
+}
+
+TEST(parseMethodCalls, ReturnMultipleParams) {
+  auto jsText = "[[0],[0],[[\"foo\", 14, null, false]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(1, returnedCalls.size());
+  auto returnedCall = returnedCalls[0];
+  EXPECT_EQ(4, returnedCall.arguments.size());
+  EXPECT_EQ(folly::dynamic::STRING, returnedCall.arguments[0].type());
+  EXPECT_EQ(folly::dynamic::INT64, returnedCall.arguments[1].type());
+  EXPECT_EQ(folly::dynamic::NULLT, returnedCall.arguments[2].type());
+  EXPECT_EQ(folly::dynamic::BOOL, returnedCall.arguments[3].type());
+}
+
+TEST(parseMethodCalls, ParseTwoCalls) {
+  auto jsText = "[[0,0],[1,1],[[],[]]]";
+  auto returnedCalls = parseMethodCalls(folly::parseJson(jsText));
+  EXPECT_EQ(2, returnedCalls.size());
+}