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Fix handler insertion in CefMessageRouterBrowserSideImpl (fixes #3586)

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This commit is contained in:
Nik Pavlov
2024-08-13 18:30:35 +00:00
committed by Marshall Greenblatt
parent b98eac265a
commit 2cd405baac
2 changed files with 70 additions and 33 deletions
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85
tests/ceftests/message_router_multi_query_unittest.cc
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@@ -1164,35 +1164,65 @@ class MultiQueryMultiHandlerTestHandler : public SingleLoadTestHandler,
const CefString& request,
bool persistent,
CefRefPtr<Callback> callback) override {
// Each handler only handles a single request.
std::stringstream ss;
ss << kMultiQueryRequest << ":" << index_;
const std::string& handled_request = ss.str();
if (request != handled_request) {
return false;
// We expect handlers to be called in order 0, 1, 2.
// The handler0 is called 3 times:
// - 1st request = "MultiQueryRequest:0", returns true, preventing calls
// to the other handlers.
// - 2nd request = "MultiQueryRequest:1", returns false
// - 3rd request = "MultiQueryRequest:2", returns false
if (index_ == 0) {
if (request == HandledRequest(0)) {
EXPECT_FALSE(test_handler_->got_query0_);
EXPECT_FALSE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
test_handler_->got_query0_.yes();
} else if (request == HandledRequest(1)) {
EXPECT_TRUE(test_handler_->got_query0_);
EXPECT_FALSE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
} else {
EXPECT_EQ(request, HandledRequest(2));
EXPECT_TRUE(test_handler_->got_query0_);
EXPECT_TRUE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
}
}
// Verify that handlers are called in the correct order.
if (index_ == 0) {
EXPECT_FALSE(test_handler_->got_query0_);
EXPECT_FALSE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
// The handler1 is called 2 times:
// - 1st request = "MultiQueryRequest:1", returns true, preventing calls
// to the handler2.
// - 2nd request = "MultiQueryRequest:2", returns false
if (index_ == 1) {
if (request == HandledRequest(1)) {
EXPECT_TRUE(test_handler_->got_query0_);
EXPECT_FALSE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
test_handler_->got_query0_.yes();
} else if (index_ == 1) {
EXPECT_TRUE(test_handler_->got_query0_);
EXPECT_FALSE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
test_handler_->got_query1_.yes();
} else {
EXPECT_EQ(request, HandledRequest(2));
EXPECT_TRUE(test_handler_->got_query0_);
EXPECT_TRUE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
}
}
test_handler_->got_query1_.yes();
} else if (index_ == 2) {
// The handler2 is called 1 time with request = "MultiQueryRequest:2".
if (index_ == 2) {
EXPECT_EQ(request, HandledRequest(2));
EXPECT_TRUE(test_handler_->got_query0_);
EXPECT_TRUE(test_handler_->got_query1_);
EXPECT_FALSE(test_handler_->got_query2_);
test_handler_->got_query2_.yes();
}
// Each handler only handles a single request.
if (request != HandledRequest(index_)) {
return false;
}
query_id_ = query_id;
return test_handler_->OnQuery(browser, frame, query_id, request,
persistent, callback);
@@ -1219,6 +1249,12 @@ class MultiQueryMultiHandlerTestHandler : public SingleLoadTestHandler,
}
private:
static std::string HandledRequest(int index) {
std::stringstream ss;
ss << kMultiQueryRequest << ":" << index;
return ss.str();
}
MultiQueryMultiHandlerTestHandler* test_handler_;
const int index_;
int64_t query_id_ = 0;
@@ -1227,9 +1263,9 @@ class MultiQueryMultiHandlerTestHandler : public SingleLoadTestHandler,
MultiQueryMultiHandlerTestHandler(bool synchronous,
bool cancel_by_removing_handler)
: manager_(std::string(), synchronous, 0),
handler0_(this, 0),
handler1_(this, 1),
handler2_(this, 2),
handler1_(this, 1),
handler0_(this, 0),
cancel_by_removing_handler_(cancel_by_removing_handler) {
manager_.AddObserver(this);
@@ -1347,8 +1383,7 @@ class MultiQueryMultiHandlerTestHandler : public SingleLoadTestHandler,
protected:
void AddHandlers(
CefRefPtr<CefMessageRouterBrowserSide> message_router) override {
// OnQuery call order will verify that the first/last ordering works as
// expected.
// OnQuery call order will verify that the ordering works as expected.
EXPECT_TRUE(message_router->AddHandler(&handler1_, true));
EXPECT_TRUE(message_router->AddHandler(&handler0_, true));
EXPECT_TRUE(message_router->AddHandler(&handler2_, false));
@@ -1359,9 +1394,9 @@ class MultiQueryMultiHandlerTestHandler : public SingleLoadTestHandler,
private:
MultiQueryManager manager_;
Handler handler0_;
Handler handler1_;
Handler handler2_;
Handler handler1_;
Handler handler0_;
const bool cancel_by_removing_handler_;