jiuyiUniapp/service/node_modules/react-native/ReactCommon/react/bridging/tests/BridgingTest.cpp

770 lines
28 KiB
C++

/*
* 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 "BridgingTest.h"
namespace facebook::react {
using namespace std::literals;
TEST_F(BridgingTest, jsiTest) {
jsi::Value value = true;
jsi::Value string = jsi::String::createFromAscii(rt, "hello");
jsi::Value object = jsi::Object(rt);
jsi::Value array = jsi::Array::createWithElements(rt, value, object);
jsi::Value func = function("() => {}");
// The bridging mechanism needs to know how to copy and downcast values.
EXPECT_NO_THROW(bridging::fromJs<jsi::Value>(rt, value, invoker));
EXPECT_NO_THROW(bridging::fromJs<jsi::String>(rt, string, invoker));
EXPECT_NO_THROW(bridging::fromJs<jsi::Object>(rt, object, invoker));
EXPECT_NO_THROW(bridging::fromJs<jsi::Array>(rt, array, invoker));
EXPECT_NO_THROW(bridging::fromJs<jsi::Function>(rt, func, invoker));
// Should throw when attempting an invalid cast.
EXPECT_JSI_THROW(bridging::fromJs<jsi::Object>(rt, value, invoker));
EXPECT_JSI_THROW(bridging::fromJs<jsi::String>(rt, array, invoker));
EXPECT_JSI_THROW(bridging::fromJs<jsi::Array>(rt, object, invoker));
EXPECT_JSI_THROW(bridging::fromJs<jsi::Array>(rt, string, invoker));
EXPECT_JSI_THROW(bridging::fromJs<jsi::Array>(rt, func, invoker));
// Should be able to generically no-op convert JSI.
EXPECT_NO_THROW(bridging::toJs(rt, value, invoker));
EXPECT_NO_THROW(bridging::toJs(rt, string.asString(rt), invoker));
EXPECT_NO_THROW(bridging::toJs(rt, object.asObject(rt), invoker));
EXPECT_NO_THROW(bridging::toJs(rt, array.asObject(rt).asArray(rt), invoker));
EXPECT_NO_THROW(
bridging::toJs(rt, func.asObject(rt).asFunction(rt), invoker));
}
TEST_F(BridgingTest, boolTest) {
EXPECT_TRUE(bridging::fromJs<bool>(rt, jsi::Value(true), invoker));
EXPECT_FALSE(bridging::fromJs<bool>(rt, jsi::Value(false), invoker));
EXPECT_JSI_THROW(bridging::fromJs<bool>(rt, jsi::Value(1), invoker));
EXPECT_TRUE(bridging::toJs(rt, true).asBool());
EXPECT_FALSE(bridging::toJs(rt, false).asBool());
}
TEST_F(BridgingTest, numberTest) {
EXPECT_EQ(1, bridging::fromJs<int>(rt, jsi::Value(1), invoker));
EXPECT_FLOAT_EQ(1.2f, bridging::fromJs<float>(rt, jsi::Value(1.2), invoker));
EXPECT_DOUBLE_EQ(1.2, bridging::fromJs<double>(rt, jsi::Value(1.2), invoker));
EXPECT_JSI_THROW(bridging::fromJs<double>(rt, jsi::Value(true), invoker));
EXPECT_EQ(1, static_cast<int>(bridging::toJs(rt, 1).asNumber()));
EXPECT_FLOAT_EQ(
1.2f, static_cast<float>(bridging::toJs(rt, 1.2f).asNumber()));
EXPECT_DOUBLE_EQ(1.2, bridging::toJs(rt, 1.2).asNumber());
EXPECT_EQ(
42,
static_cast<uint32_t>(
bridging::toJs(rt, static_cast<uint32_t>(42)).asNumber()));
EXPECT_EQ(
-42,
static_cast<uint32_t>(
bridging::toJs(rt, static_cast<uint32_t>(-42)).asNumber()));
EXPECT_FALSE(
-42 ==
static_cast<int32_t>(
bridging::toJs(rt, static_cast<uint32_t>(-42)).asNumber()));
}
TEST_F(BridgingTest, stringTest) {
auto string = jsi::String::createFromAscii(rt, "hello");
EXPECT_EQ("hello"s, bridging::fromJs<std::string>(rt, string, invoker));
EXPECT_JSI_THROW(bridging::fromJs<std::string>(rt, jsi::Value(1), invoker));
EXPECT_TRUE(
jsi::String::strictEquals(rt, string, bridging::toJs(rt, "hello")));
EXPECT_TRUE(
jsi::String::strictEquals(rt, string, bridging::toJs(rt, "hello"s)));
EXPECT_TRUE(
jsi::String::strictEquals(rt, string, bridging::toJs(rt, "hello"sv)));
}
TEST_F(BridgingTest, objectTest) {
auto object = jsi::Object(rt);
object.setProperty(rt, "foo", "bar");
auto omap =
bridging::fromJs<std::map<std::string, std::string>>(rt, object, invoker);
auto umap = bridging::fromJs<std::unordered_map<std::string, std::string>>(
rt, object, invoker);
EXPECT_EQ(1, omap.size());
EXPECT_EQ(1, umap.size());
EXPECT_EQ("bar"s, omap["foo"]);
EXPECT_EQ("bar"s, umap["foo"]);
EXPECT_EQ(
"bar"s,
bridging::toJs(rt, omap, invoker)
.getProperty(rt, "foo")
.asString(rt)
.utf8(rt));
EXPECT_EQ(
"bar"s,
bridging::toJs(rt, umap, invoker)
.getProperty(rt, "foo")
.asString(rt)
.utf8(rt));
}
TEST_F(BridgingTest, hostObjectTest) {
struct TestHostObject : public jsi::HostObject {
jsi::Value get(jsi::Runtime& rt, const jsi::PropNameID& name) override {
if (name.utf8(rt) == "test") {
return {1};
}
return jsi::Value::undefined();
}
};
auto hostobject = std::make_shared<TestHostObject>();
auto object = bridging::toJs(rt, hostobject);
EXPECT_EQ(1, object.getProperty(rt, "test").asNumber());
EXPECT_EQ(
hostobject, bridging::fromJs<decltype(hostobject)>(rt, object, invoker));
}
TEST_F(BridgingTest, weakbjectTest) {
auto object = jsi::Object(rt);
auto weakobject = jsi::WeakObject(rt, object);
EXPECT_TRUE(jsi::Object::strictEquals(
rt,
object,
bridging::fromJs<jsi::WeakObject>(rt, object, invoker)
.lock(rt)
.asObject(rt)));
EXPECT_TRUE(jsi::Object::strictEquals(
rt, object, bridging::toJs(rt, weakobject).asObject(rt)));
}
TEST_F(BridgingTest, arrayTest) {
auto vec = std::vector({"foo"s, "bar"s});
auto array = jsi::Array::createWithElements(rt, "foo", "bar");
EXPECT_EQ(
vec, bridging::fromJs<std::vector<std::string>>(rt, array, invoker));
auto arr = bridging::fromJs<std::array<std::string, 2>>(rt, array, invoker);
EXPECT_EQ(vec[0], arr[0]);
EXPECT_EQ(vec[1], arr[1]);
auto pair =
bridging::fromJs<std::pair<std::string, std::string>>(rt, array, invoker);
EXPECT_EQ(vec[0], pair.first);
EXPECT_EQ(vec[1], pair.second);
EXPECT_EQ(vec.size(), bridging::toJs(rt, vec, invoker).size(rt));
for (size_t i = 0; i < vec.size(); i++) {
EXPECT_EQ(
vec[i],
bridging::toJs(rt, vec, invoker)
.getValueAtIndex(rt, i)
.asString(rt)
.utf8(rt));
}
EXPECT_EQ(2, bridging::toJs(rt, std::make_pair(1, "2"), invoker).size(rt));
EXPECT_EQ(2, bridging::toJs(rt, std::make_tuple(1, "2"), invoker).size(rt));
EXPECT_EQ(2, bridging::toJs(rt, std::array<int, 2>{1, 2}, invoker).size(rt));
EXPECT_EQ(
2,
bridging::toJs(rt, std::array<std::string, 2>{"1", "2"}, invoker)
.size(rt));
EXPECT_EQ(2, bridging::toJs(rt, std::deque<int>{1, 2}, invoker).size(rt));
EXPECT_EQ(2, bridging::toJs(rt, std::list<int>{1, 2}, invoker).size(rt));
EXPECT_EQ(
2,
bridging::toJs(rt, std::initializer_list<int>{1, 2}, invoker).size(rt));
std::vector<std::array<std::string, 2>> headers{
{"foo", "bar"}, {"baz", "qux"}};
auto jsiHeaders = bridging::toJs(rt, headers, invoker);
EXPECT_EQ(headers.size(), jsiHeaders.size(rt));
}
TEST_F(BridgingTest, functionTest) {
auto object = jsi::Object(rt);
object.setProperty(rt, "foo", "bar");
auto lambda = [](std::map<std::string, std::string> map, std::string key) {
return map[key];
};
auto func = bridging::toJs(rt, lambda, invoker);
EXPECT_EQ(
"bar"s,
func.call(rt, object, jsi::String::createFromAscii(rt, "foo"))
.asString(rt)
.utf8(rt));
// Should throw if not enough arguments are passed or are the wrong types.
EXPECT_JSI_THROW(func.call(rt, object));
EXPECT_JSI_THROW(func.call(rt, object, jsi::Value(1)));
// Test with non-capturing lambda converted to function pointer.
func = bridging::toJs(rt, +lambda, invoker);
EXPECT_EQ(
"bar"s,
func.call(rt, object, jsi::String::createFromAscii(rt, "foo"))
.asString(rt)
.utf8(rt));
}
TEST_F(BridgingTest, syncCallbackTest) {
auto fn = function("(a, b) => a + b");
auto cb = bridging::fromJs<SyncCallback<std::string(std::string, int)>>(
rt, fn, invoker);
auto foo = "foo"s;
EXPECT_EQ("foo1"s, cb(foo, 1)); // Tests lvalue string
EXPECT_EQ("bar2", cb("bar", 2)); // Tests rvalue C string
EXPECT_TRUE(fn.isFunction(rt)); // Ensure the function wasn't invalidated.
}
TEST_F(BridgingTest, syncCallbackImplicitBridgingTest) {
{ // Value
auto fn = function("(a, b) => a + b");
auto cb = bridging::fromJs<SyncCallback<std::string(jsi::Value, int)>>(
rt, fn, invoker);
jsi::Value foo(jsi::String::createFromAscii(rt, "foo"));
EXPECT_EQ(cb(std::move(foo), 1), "foo1");
EXPECT_EQ(cb(jsi::String::createFromAscii(rt, "bar"), 2), "bar2");
EXPECT_TRUE(fn.isFunction(rt));
}
{ // Object
auto fn = function("(a, b) => a.obj + b");
auto cb = bridging::fromJs<SyncCallback<std::string(jsi::Object, int)>>(
rt, fn, invoker);
jsi::Object foo(rt);
foo.setProperty(rt, "obj", "foo");
EXPECT_EQ(cb(std::move(foo), 1), "foo1");
EXPECT_TRUE(fn.isFunction(rt));
}
{ // String
auto fn = function("(a, b) => a + b");
auto cb = bridging::fromJs<SyncCallback<std::string(jsi::String, int)>>(
rt, fn, invoker);
jsi::String foo(jsi::String::createFromAscii(rt, "foo"));
EXPECT_EQ(cb(std::move(foo), 1), "foo1");
EXPECT_EQ(cb(jsi::String::createFromAscii(rt, "bar"), 2), "bar2");
EXPECT_TRUE(fn.isFunction(rt));
}
{ // Array
auto fn = function("(a, b) => a[0] + b");
auto cb = bridging::fromJs<SyncCallback<std::string(jsi::Array, int)>>(
rt, fn, invoker);
jsi::Array foo(rt, 1);
foo.setValueAtIndex(rt, 0, jsi::String::createFromAscii(rt, "foo"));
EXPECT_EQ(cb(std::move(foo), 1), "foo1");
EXPECT_TRUE(fn.isFunction(rt));
}
}
TEST_F(BridgingTest, asyncCallbackTest) {
std::string output;
auto func = std::function<void(std::string)>([&](auto str) { output = str; });
auto cb = bridging::fromJs<AsyncCallback<decltype(func), std::string>>(
rt, function("(func, str) => func(str)"), invoker);
cb(func, "hello");
flushQueue(); // Run scheduled async work
EXPECT_EQ("hello"s, output);
// Test with lambda invocation
cb.call([func, jsInvoker = invoker](jsi::Runtime& rt, jsi::Function& f) {
f.call(
rt,
bridging::toJs(rt, func, jsInvoker),
bridging::toJs(rt, "hello again", jsInvoker));
});
flushQueue();
EXPECT_EQ("hello again"s, output);
}
TEST_F(BridgingTest, asyncCallbackInvalidation) {
std::string output;
std::function<void(std::string)> func = [&](auto str) { output = str; };
auto jsCallback = bridging::fromJs<AsyncCallback<>>(
rt, bridging::toJs(rt, func, invoker), invoker);
jsCallback.call(
[](jsi::Runtime& rt, jsi::Function& f) { f.call(rt, "hello"); });
// LongLivedObjectCollection goes away before callback is executed
LongLivedObjectCollection::get(rt).clear();
flushQueue();
// Assert native callback is never invoked
ASSERT_EQ(""s, output);
}
TEST_F(BridgingTest, asyncCallbackImplicitBridgingTest) {
std::string output;
auto func = std::function<void(std::string)>([&](auto str) { output = str; });
{ // Value
auto cb = bridging::fromJs<AsyncCallback<decltype(func), jsi::Value, int>>(
rt, function("(func, a, b) => func(a + b)"), invoker);
jsi::Value foo(jsi::String::createFromAscii(rt, "foo"));
cb(func, std::move(foo), 1);
flushQueue();
EXPECT_EQ(output, "foo1");
cb(func, jsi::String::createFromAscii(rt, "bar"), 2);
flushQueue();
EXPECT_EQ(output, "bar2");
output.clear();
}
{ // Object
auto cb = bridging::fromJs<AsyncCallback<decltype(func), jsi::Object, int>>(
rt, function("(func, a, b) => func(a.obj + b)"), invoker);
jsi::Object foo(rt);
foo.setProperty(rt, "obj", "foo");
cb(func, std::move(foo), 1);
flushQueue();
EXPECT_EQ(output, "foo1");
output.clear();
}
{ // String
auto cb = bridging::fromJs<AsyncCallback<decltype(func), jsi::String, int>>(
rt, function("(func, a, b) => func(a + b)"), invoker);
jsi::String foo(jsi::String::createFromAscii(rt, "foo"));
cb(func, std::move(foo), 1);
flushQueue();
EXPECT_EQ(output, "foo1");
cb(func, jsi::String::createFromAscii(rt, "bar"), 2);
flushQueue();
EXPECT_EQ(output, "bar2");
output.clear();
}
{ // Array
auto fn = function("(func, a, b) => func(a[0] + b)");
auto cb = bridging::fromJs<AsyncCallback<decltype(func), jsi::Array, int>>(
rt, fn, invoker);
jsi::Array foo(rt, 1);
foo.setValueAtIndex(rt, 0, jsi::String::createFromAscii(rt, "foo"));
cb(func, std::move(foo), 1);
flushQueue();
EXPECT_EQ(output, "foo1");
output.clear();
}
}
TEST_F(BridgingTest, promiseTest) {
auto func = function(
"(promise, obj) => {"
" promise.then("
" (res) => { obj.res = res; },"
" (err) => { obj.err = err; }"
" )"
"}");
auto promise = AsyncPromise<std::vector<std::string>>(rt, invoker);
auto output = jsi::Object(rt);
func.call(rt, bridging::toJs(rt, promise, invoker), output);
promise.resolve({"foo"s, "bar"s});
flushQueue();
EXPECT_EQ(1, output.getPropertyNames(rt).size(rt));
EXPECT_EQ(2, output.getProperty(rt, "res").asObject(rt).asArray(rt).size(rt));
EXPECT_NO_THROW(promise.resolve({"ignored"}));
EXPECT_NO_THROW(promise.reject("ignored"));
promise = AsyncPromise<std::vector<std::string>>(rt, invoker);
output = jsi::Object(rt);
func.call(rt, bridging::toJs(rt, promise, invoker), output);
promise.reject("fail");
flushQueue();
EXPECT_EQ(1, output.getPropertyNames(rt).size(rt));
EXPECT_EQ(
"fail"s,
output.getProperty(rt, "err")
.asObject(rt)
.getProperty(rt, "message")
.asString(rt)
.utf8(rt));
EXPECT_NO_THROW(promise.resolve({"ignored"}));
EXPECT_NO_THROW(promise.reject("ignored"));
}
using EventType = std::vector<std::string>;
using EventSubscriptionsWithLastEvent =
std::vector<std::pair<jsi::Object, std::shared_ptr<EventType>>>;
namespace {
template <typename EventType>
void addEventSubscription(
jsi::Runtime& rt,
const AsyncEventEmitter<EventType>& eventEmitter,
EventSubscriptionsWithLastEvent& eventSubscriptionsWithListener,
const std::shared_ptr<TestCallInvoker>& invoker) {
auto eventEmitterJs = bridging::toJs(rt, eventEmitter, invoker);
auto lastEvent = std::make_shared<EventType>();
auto listenJs = bridging::toJs(
rt,
[lastEvent = lastEvent](const EventType& event) { *lastEvent = event; },
invoker);
eventSubscriptionsWithListener.emplace_back(std::make_pair(
jsi::Object(eventEmitterJs.asFunction(rt)
.callWithThis(rt, eventEmitterJs, listenJs)
.asObject(rt)),
std::move(lastEvent)));
}
} // namespace
TEST_F(BridgingTest, eventEmitterTest) {
EventSubscriptionsWithLastEvent eventSubscriptionsWithListener;
AsyncEventEmitter<EventType> eventEmitter;
EXPECT_NO_THROW(eventEmitter.emit({"one", "two", "three"}));
EXPECT_EQ(0, eventSubscriptionsWithListener.size());
// register 3 JavaScript listeners to the event emitter
for (int i = 0; i < 3; ++i) {
addEventSubscription<EventType>(
rt, eventEmitter, eventSubscriptionsWithListener, invoker);
}
EXPECT_TRUE(eventEmitter.state_->listeners.contains(0));
EXPECT_TRUE(eventEmitter.state_->listeners.contains(1));
EXPECT_TRUE(eventEmitter.state_->listeners.contains(2));
// emit with args
EXPECT_NO_THROW(eventEmitter.emit({"four", "five", "six"}));
flushQueue();
// verify all listeners received the event
for (const auto& [_, lastEvent] : eventSubscriptionsWithListener) {
EXPECT_EQ(3, lastEvent->size());
EXPECT_EQ("four", lastEvent->at(0));
EXPECT_EQ("five", lastEvent->at(1));
EXPECT_EQ("six", lastEvent->at(2));
}
// Remove 2nd eventSubscriptions
eventSubscriptionsWithListener[1]
.first.getPropertyAsFunction(rt, "remove")
.callWithThis(rt, eventSubscriptionsWithListener[1].first);
eventSubscriptionsWithListener.erase(
eventSubscriptionsWithListener.begin() + 1);
// Add 4th and 5th eventSubscriptions
addEventSubscription<EventType>(
rt, eventEmitter, eventSubscriptionsWithListener, invoker);
addEventSubscription<EventType>(
rt, eventEmitter, eventSubscriptionsWithListener, invoker);
EXPECT_TRUE(eventEmitter.state_->listeners.contains(0));
EXPECT_FALSE(eventEmitter.state_->listeners.contains(1));
EXPECT_TRUE(eventEmitter.state_->listeners.contains(2));
EXPECT_TRUE(eventEmitter.state_->listeners.contains(3));
EXPECT_TRUE(eventEmitter.state_->listeners.contains(4));
// Emit more events
EXPECT_NO_THROW(eventEmitter.emit({"seven", "eight", "nine"}));
flushQueue();
for (const auto& [_, lastEvent] : eventSubscriptionsWithListener) {
EXPECT_EQ(3, lastEvent->size());
EXPECT_EQ("seven", lastEvent->at(0));
EXPECT_EQ("eight", lastEvent->at(1));
EXPECT_EQ("nine", lastEvent->at(2));
}
// clean-up the event subscriptions
for (const auto& [eventSubscription, _] : eventSubscriptionsWithListener) {
eventSubscription.getPropertyAsFunction(rt, "remove")
.callWithThis(rt, eventSubscription);
}
flushQueue();
// Emit with function
EXPECT_NO_THROW(eventEmitter.emit(
[jsInvoker = invoker,
value = {"ten", "eleven", "twelve"}](jsi::Runtime& rt) -> jsi::Value {
return bridging::toJs(rt, value, jsInvoker);
}));
flushQueue();
// no new data as listeners had been removed
for (const auto& [_, lastEvent] : eventSubscriptionsWithListener) {
EXPECT_EQ(3, lastEvent->size());
EXPECT_EQ("seven", lastEvent->at(0));
EXPECT_EQ("eight", lastEvent->at(1));
EXPECT_EQ("nine", lastEvent->at(2));
}
}
TEST_F(BridgingTest, optionalTest) {
EXPECT_EQ(
1, bridging::fromJs<std::optional<int>>(rt, jsi::Value(1), invoker));
EXPECT_EQ(
1,
bridging::fromJs<std::optional<int>>(
rt, std::make_optional(jsi::Value(1)), invoker));
EXPECT_EQ(
"hi"s,
bridging::fromJs<std::optional<std::string>>(
rt,
std::make_optional(jsi::String::createFromAscii(rt, "hi")),
invoker));
EXPECT_FALSE(
bridging::fromJs<std::optional<int>>(rt, jsi::Value::undefined(), invoker)
.has_value());
EXPECT_FALSE(
bridging::fromJs<std::optional<int>>(rt, jsi::Value::null(), invoker)
.has_value());
EXPECT_TRUE(bridging::toJs(rt, std::optional<int>(), invoker).isNull());
EXPECT_EQ(1, bridging::toJs(rt, std::optional<int>(1), invoker).asNumber());
}
TEST_F(BridgingTest, pointerTest) {
auto str = "hi"s;
auto unique = std::make_unique<std::string>(str);
auto shared = std::make_shared<std::string>(str);
auto weak = std::weak_ptr<std::string>(shared);
EXPECT_EQ(str, bridging::toJs(rt, unique, invoker).asString(rt).utf8(rt));
EXPECT_EQ(str, bridging::toJs(rt, shared, invoker).asString(rt).utf8(rt));
EXPECT_EQ(str, bridging::toJs(rt, weak, invoker).asString(rt).utf8(rt));
shared.reset();
EXPECT_TRUE(bridging::toJs(rt, weak, invoker).isNull());
}
TEST_F(BridgingTest, supportTest) {
// Ensure sure can convert some basic types, including primitives that can be
// trivially converted to JSI values.
EXPECT_TRUE((bridging::supportsFromJs<bool>));
EXPECT_TRUE((bridging::supportsFromJs<bool, bool>));
EXPECT_TRUE((bridging::supportsFromJs<bool, jsi::Value&>));
EXPECT_TRUE((bridging::supportsFromJs<int>));
EXPECT_TRUE((bridging::supportsFromJs<int, int>));
EXPECT_TRUE((bridging::supportsFromJs<int, jsi::Value&>));
EXPECT_TRUE((bridging::supportsFromJs<double>));
EXPECT_TRUE((bridging::supportsFromJs<double, double>));
EXPECT_TRUE((bridging::supportsFromJs<double, jsi::Value&>));
EXPECT_TRUE((bridging::supportsFromJs<std::string>));
EXPECT_TRUE((bridging::supportsFromJs<std::string, jsi::String>));
EXPECT_TRUE((bridging::supportsFromJs<std::string, jsi::String&>));
EXPECT_TRUE((bridging::supportsFromJs<std::set<int>, jsi::Array>));
EXPECT_TRUE((bridging::supportsFromJs<std::set<int>, jsi::Array&>));
EXPECT_TRUE((bridging::supportsFromJs<std::vector<int>, jsi::Array>));
EXPECT_TRUE((bridging::supportsFromJs<std::vector<int>, jsi::Array&>));
EXPECT_TRUE((
bridging::
supportsFromJs<std::vector<std::array<std::string, 2>>, jsi::Array>));
EXPECT_TRUE((bridging::supportsFromJs<
std::vector<std::array<std::string, 2>>,
jsi::Array&>));
EXPECT_TRUE(
(bridging::supportsFromJs<std::map<std::string, int>, jsi::Object>));
EXPECT_TRUE(
(bridging::supportsFromJs<std::map<std::string, int>, jsi::Object&>));
// Ensure incompatible conversions will fail.
EXPECT_FALSE((bridging::supportsFromJs<bool, jsi::String>));
EXPECT_FALSE((bridging::supportsFromJs<bool, jsi::String&>));
EXPECT_FALSE((bridging::supportsFromJs<int, jsi::String>));
EXPECT_FALSE((bridging::supportsFromJs<int, jsi::String&>));
EXPECT_FALSE((bridging::supportsFromJs<double, jsi::String>));
EXPECT_FALSE((bridging::supportsFromJs<double, jsi::String&>));
EXPECT_FALSE((bridging::supportsFromJs<bool, jsi::Object>));
EXPECT_FALSE((bridging::supportsFromJs<bool, jsi::Object&>));
EXPECT_FALSE((bridging::supportsFromJs<int, jsi::Object>));
EXPECT_FALSE((bridging::supportsFromJs<int, jsi::Object&>));
EXPECT_FALSE((bridging::supportsFromJs<double, jsi::Object>));
EXPECT_FALSE((bridging::supportsFromJs<double, jsi::Object&>));
EXPECT_FALSE((bridging::supportsFromJs<std::string, jsi::Object>));
EXPECT_FALSE((bridging::supportsFromJs<std::string, jsi::Object&>));
EXPECT_FALSE((bridging::supportsFromJs<std::set<int>, jsi::String>));
EXPECT_FALSE((bridging::supportsFromJs<std::set<int>, jsi::String&>));
EXPECT_FALSE((bridging::supportsFromJs<std::vector<int>, jsi::String>));
EXPECT_FALSE((bridging::supportsFromJs<std::vector<int>, jsi::String&>));
// Ensure copying and down casting JSI values is also supported.
EXPECT_TRUE((bridging::supportsFromJs<jsi::Value>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Value, jsi::Value&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::String>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::String, jsi::String>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::String, jsi::String&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object, jsi::Object>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object, jsi::Object&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object, jsi::Array>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object, jsi::Array&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object, jsi::Function>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Object, jsi::Function&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Array>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Array, jsi::Array>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Array, jsi::Array&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Array, jsi::Object>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Array, jsi::Object&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Function>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Function, jsi::Function>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Function, jsi::Function&>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Function, jsi::Object>));
EXPECT_TRUE((bridging::supportsFromJs<jsi::Function, jsi::Object&>));
// Ensure incorrect casts will fail.
EXPECT_FALSE((bridging::supportsFromJs<jsi::Array, jsi::Function>));
EXPECT_FALSE((bridging::supportsFromJs<jsi::Array, jsi::Function&>));
EXPECT_FALSE((bridging::supportsFromJs<jsi::Function, jsi::Array>));
EXPECT_FALSE((bridging::supportsFromJs<jsi::Function, jsi::Array&>));
// Ensure we can convert some basic types to JSI values.
EXPECT_TRUE((bridging::supportsToJs<bool>));
EXPECT_TRUE((bridging::supportsToJs<int>));
EXPECT_TRUE((bridging::supportsToJs<double>));
EXPECT_TRUE((bridging::supportsToJs<std::string>));
EXPECT_TRUE((bridging::supportsToJs<std::string, jsi::String>));
EXPECT_TRUE((bridging::supportsToJs<std::set<int>>));
EXPECT_TRUE((bridging::supportsToJs<std::set<int>, jsi::Array>));
EXPECT_TRUE((bridging::supportsToJs<std::vector<int>>));
EXPECT_TRUE((bridging::supportsToJs<std::vector<int>, jsi::Array>));
EXPECT_TRUE((bridging::supportsToJs<std::map<std::string, int>>));
EXPECT_TRUE(
(bridging::supportsToJs<std::map<std::string, int>, jsi::Object>));
EXPECT_TRUE((bridging::supportsToJs<void (*)()>));
EXPECT_TRUE((bridging::supportsToJs<void (*)(), jsi::Function>));
// Ensure invalid conversions to JSI values are not supported.
EXPECT_FALSE((bridging::supportsToJs<void*>));
EXPECT_FALSE((bridging::supportsToJs<bool, jsi::Object>));
EXPECT_FALSE((bridging::supportsToJs<int, jsi::Object>));
EXPECT_FALSE((bridging::supportsToJs<double, jsi::Object>));
EXPECT_FALSE((bridging::supportsToJs<std::string, jsi::Object>));
EXPECT_FALSE((bridging::supportsToJs<std::vector<int>, jsi::Function>));
}
TEST_F(BridgingTest, dynamicTest) {
// Null
auto nullFromJsResult =
bridging::fromJs<folly::dynamic>(rt, jsi::Value::null(), invoker);
EXPECT_TRUE(nullFromJsResult.isNull());
auto nullToJsResult = bridging::toJs<folly::dynamic>(rt, nullptr, invoker);
EXPECT_TRUE(nullToJsResult.isNull());
// Boolean
auto booleanFromJsResult =
bridging::fromJs<folly::dynamic>(rt, jsi::Value(true), invoker);
EXPECT_TRUE(booleanFromJsResult.isBool());
EXPECT_TRUE(booleanFromJsResult.asBool());
auto booleanToJsResult = bridging::toJs<folly::dynamic>(rt, true, invoker);
EXPECT_TRUE(booleanToJsResult.isBool());
EXPECT_TRUE(booleanToJsResult.asBool());
// Number
auto numberFromJsResult =
bridging::fromJs<folly::dynamic>(rt, jsi::Value(1.2), invoker);
EXPECT_TRUE(numberFromJsResult.isNumber());
EXPECT_DOUBLE_EQ(1.2, numberFromJsResult.asDouble());
auto numberToJsResult = bridging::toJs<folly::dynamic>(rt, 1.2, invoker);
EXPECT_TRUE(numberToJsResult.isNumber());
EXPECT_DOUBLE_EQ(1.2, numberToJsResult.asNumber());
// String
auto stringFromJsResult = bridging::fromJs<folly::dynamic>(
rt, jsi::Value(jsi::String::createFromAscii(rt, "hello")), invoker);
EXPECT_TRUE(stringFromJsResult.isString());
EXPECT_EQ("hello"s, stringFromJsResult.asString());
auto stringToJsResult = bridging::toJs<folly::dynamic>(rt, "hello", invoker);
EXPECT_TRUE(stringToJsResult.isString());
EXPECT_EQ("hello"s, stringToJsResult.asString(rt).utf8(rt));
// Array
auto arrayFromJsResult = bridging::fromJs<folly::dynamic>(
rt,
jsi::Value(jsi::Array::createWithElements(rt, "foo", "bar")),
invoker);
EXPECT_TRUE(arrayFromJsResult.isArray());
EXPECT_EQ(2, arrayFromJsResult.size());
EXPECT_EQ("foo"s, arrayFromJsResult[0].asString());
EXPECT_EQ("bar"s, arrayFromJsResult[1].asString());
auto arrayToJsResult = bridging::toJs<folly::dynamic>(
rt, folly::dynamic::array("foo", "bar"), invoker);
EXPECT_TRUE(arrayToJsResult.isObject());
EXPECT_TRUE(arrayToJsResult.asObject(rt).isArray(rt));
auto arrayToJsResultArray = arrayToJsResult.asObject(rt).asArray(rt);
EXPECT_EQ(2, arrayToJsResultArray.size(rt));
EXPECT_EQ(
"foo"s,
arrayToJsResultArray.getValueAtIndex(rt, 0).asString(rt).utf8(rt));
EXPECT_EQ(
"bar"s,
arrayToJsResultArray.getValueAtIndex(rt, 1).asString(rt).utf8(rt));
// Object
auto jsiObject = jsi::Object(rt);
jsiObject.setProperty(rt, "foo", "bar");
auto objectFromJsResult = bridging::fromJs<folly::dynamic>(
rt, jsi::Value(std::move(jsiObject)), invoker);
EXPECT_TRUE(objectFromJsResult.isObject());
EXPECT_EQ(1, objectFromJsResult.size());
EXPECT_EQ("bar"s, objectFromJsResult["foo"].asString());
auto objectToJsResult = bridging::toJs<folly::dynamic>(
rt, folly::dynamic::object("foo", "bar"), invoker);
EXPECT_TRUE(objectToJsResult.isObject());
auto objectToJsResultObject = objectToJsResult.asObject(rt);
EXPECT_EQ(
"bar"s,
objectToJsResultObject.getProperty(rt, "foo").asString(rt).utf8(rt));
// Undefined
auto undefinedFromJsResult =
bridging::fromJs<folly::dynamic>(rt, jsi::Value::undefined(), invoker);
EXPECT_TRUE(undefinedFromJsResult.isNull());
}
} // namespace facebook::react