3 files changed, 30 insertions, 8 deletions
diff --git a/tests/auto/widgets/proxypac/CMakeLists.txt b/tests/auto/widgets/proxypac/CMakeLists.txt
index 0397a4f66..a261f26bc 100644
--- a/tests/auto/widgets/proxypac/CMakeLists.txt
+++ b/tests/auto/widgets/proxypac/CMakeLists.txt
@@ -24,6 +24,22 @@ set_tests_properties(tst_proxypac_file PROPERTIES
     ENVIRONMENT QTWEBENGINE_CHROMIUM_FLAGS=${fileEnvArg}
 )
 
+if(NOT (LINUX AND CMAKE_CROSSCOMPILING))
+    set(fileEnvArg "--single-process ${fileEnvArg}")
+
+    qt_internal_add_test(tst_proxypac_single_process
+        SOURCES
+            tst_proxypac.cpp
+        LIBRARIES
+            Qt::WebEngineCore
+            Test::HttpServer
+    )
+
+    set_tests_properties(tst_proxypac_single_process PROPERTIES
+        ENVIRONMENT QTWEBENGINE_CHROMIUM_FLAGS=${fileEnvArg}
+    )
+endif()
+
 qt_internal_add_test(tst_proxypac_qrc
     SOURCES
         tst_proxypac.cpp
@@ -43,8 +59,6 @@ set_tests_properties(tst_proxypac_qrc PROPERTIES
 )
 
 qt_internal_add_resource(tst_proxypac_qrc "proxypac"
-    PREFIX
-        "/"
-    FILES
-        "proxy.pac"
+    PREFIX "/"
+    FILES "proxy.pac"
 )
diff --git a/tests/auto/widgets/proxypac/proxy.pac b/tests/auto/widgets/proxypac/proxy.pac
index 1d29847b9..966c37ba5 100644
--- a/tests/auto/widgets/proxypac/proxy.pac
+++ b/tests/auto/widgets/proxypac/proxy.pac
@@ -2,6 +2,6 @@ function FindProxyForURL(url, host)
 {
    if (shExpMatch(host, "*.proxy1.com")) return "PROXY localhost:5551";
    if (shExpMatch(host, "*.proxy2.com")) return "PROXY localhost:5552";
-   return "PROXY proxy.url:8080";
+   return "DIRECT";
 }
 
diff --git a/tests/auto/widgets/proxypac/tst_proxypac.cpp b/tests/auto/widgets/proxypac/tst_proxypac.cpp
index 8667af24a..d372f77fa 100644
--- a/tests/auto/widgets/proxypac/tst_proxypac.cpp
+++ b/tests/auto/widgets/proxypac/tst_proxypac.cpp
@@ -8,7 +8,6 @@
 #include <QWebEnginePage>
 #include <QNetworkProxy>
 
-
 class tst_ProxyPac : public QObject {
     Q_OBJECT
 public:
@@ -39,11 +38,20 @@ void tst_ProxyPac::proxypac()
 
     QWebEngineProfile profile;
     QWebEnginePage page(&profile);
+
+    const bool v8_proxy_resolver_enabled = !fromEnv.contains("--single-process");
     page.load(QUrl("http://test.proxy1.com"));
-    QTRY_COMPARE(proxySpy1.count() >= 1, true);
+    QTRY_COMPARE(proxySpy1.count() >= 1, v8_proxy_resolver_enabled);
     QVERIFY(proxySpy2.count() == 0);
     page.load(QUrl("http://test.proxy2.com"));
-    QTRY_COMPARE(proxySpy2.count() >= 1 , true);
+    QTRY_COMPARE(proxySpy2.count() >= 1, v8_proxy_resolver_enabled);
+
+    // check for crash
+    QSignalSpy spyFinished(&page, &QWebEnginePage::loadFinished);
+    page.load(QUrl("https://contribute.qt-project.org"));
+
+    QTRY_VERIFY_WITH_TIMEOUT(!spyFinished.isEmpty(), 100000);
+
 }
 
 #include "tst_proxypac.moc"