diff --git a/tests/cefclient/browser/main_context_impl.cc b/tests/cefclient/browser/main_context_impl.cc
index 75118d902..d540b7f03 100644
--- a/tests/cefclient/browser/main_context_impl.cc
+++ b/tests/cefclient/browser/main_context_impl.cc
@@ -7,6 +7,7 @@
 #include <algorithm>
 
 #include "include/cef_parser.h"
+#include "tests/cefclient/browser/test_runner.h"
 #include "tests/shared/browser/client_app_browser.h"
 #include "tests/shared/common/client_switches.h"
 #include "tests/shared/common/string_util.h"
@@ -128,7 +129,7 @@ MainContextImpl::MainContextImpl(CefRefPtr<CefCommandLine> command_line,
   if (use_views_ && command_line->HasSwitch(switches::kHideFrame) &&
       !command_line_->HasSwitch(switches::kUrl)) {
     // Use the draggable regions test as the default URL for frameless windows.
-    main_url_ = "http://tests/draggable";
+    main_url_ = test_runner::GetTestURL("draggable");
   }
 
   if (command_line_->HasSwitch(switches::kBackgroundColor)) {
diff --git a/tests/cefclient/browser/server_test.cc b/tests/cefclient/browser/server_test.cc
index 849976642..6101c3b35 100644
--- a/tests/cefclient/browser/server_test.cc
+++ b/tests/cefclient/browser/server_test.cc
@@ -31,9 +31,6 @@ const char kPortKey[] = "port";
 const char kStatusKey[] = "status";
 const char kMessageKey[] = "message";
 
-// Required URL for cefQuery execution.
-const char kTestUrl[] = "http://tests/server";
-
 // Server default values.
 const char kServerAddress[] = "127.0.0.1";
 const int kServerPortDefault = 8099;
@@ -234,7 +231,7 @@ class Handler : public CefMessageRouterBrowserSide::Handler {
 
     // Only handle messages from the test URL.
     const std::string& url = frame->GetURL();
-    if (url.find(kTestUrl) != 0) {
+    if (url.find(test_runner::GetTestURL("server")) != 0) {
       return false;
     }
 
diff --git a/tests/cefclient/browser/test_runner.cc b/tests/cefclient/browser/test_runner.cc
index a8df8b9ca..b702bd978 100644
--- a/tests/cefclient/browser/test_runner.cc
+++ b/tests/cefclient/browser/test_runner.cc
@@ -39,7 +39,7 @@ namespace {
 
 const char kTestHost[] = "tests";
 const char kLocalHost[] = "localhost";
-const char kTestOrigin[] = "http://tests/";
+const char kTestOrigin[] = "https://tests/";
 
 // Pages handled via StringResourceProvider.
 const char kTestGetSourcePage[] = "get_source.html";
@@ -102,18 +102,18 @@ void RunRequestTest(CefRefPtr<CefBrowser> browser) {
   // Create a new request
   CefRefPtr<CefRequest> request(CefRequest::Create());
 
-  if (browser->GetMainFrame()->GetURL().ToString().find("http://tests/") != 0) {
+  if (browser->GetMainFrame()->GetURL().ToString().find(kTestOrigin) != 0) {
     // The LoadRequest method will fail with "bad IPC message" reason
     // INVALID_INITIATOR_ORIGIN (213) unless you first navigate to the
     // request origin using some other mechanism (LoadURL, link click, etc).
-    Alert(browser,
-          "Please first navigate to a http://tests/ URL. "
-          "For example, first load Tests > Other Tests.");
+    Alert(browser, "Please first navigate to a " + std::string(kTestOrigin) +
+                       " URL. "
+                       "For example, first load Tests > Other Tests.");
     return;
   }
 
   // Set the request URL
-  request->SetURL("http://tests/request");
+  request->SetURL(GetTestURL("request"));
 
   // Add post data to the request.  The correct method and content-
   // type headers will be set by CEF.
@@ -419,7 +419,7 @@ void MuteAudio(CefRefPtr<CefBrowser> browser, bool mute) {
 }
 
 void RunOtherTests(CefRefPtr<CefBrowser> browser) {
-  browser->GetMainFrame()->LoadURL("http://tests/other_tests");
+  browser->GetMainFrame()->LoadURL(GetTestURL("other_tests"));
 }
 
 // Provider that dumps the request contents.
@@ -679,7 +679,7 @@ CefRefPtr<CefStreamReader> GetDumpResponse(
   }
 
   if (!origin.empty() &&
-      (origin.find("http://" + std::string(kTestHost)) == 0 ||
+      (origin.find("https://" + std::string(kTestHost)) == 0 ||
        origin.find("http://" + std::string(kLocalHost)) == 0)) {
     // Allow cross-origin XMLHttpRequests from test origins.
     response_headers.insert(
@@ -832,6 +832,10 @@ void Alert(CefRefPtr<CefBrowser> browser, const std::string& message) {
   frame->ExecuteJavaScript("alert('" + msg + "');", frame->GetURL(), 0);
 }
 
+std::string GetTestURL(const std::string& path) {
+  return kTestOrigin + path;
+}
+
 bool IsTestURL(const std::string& url, const std::string& path) {
   CefURLParts parts;
   CefParseURL(url, parts);
diff --git a/tests/cefclient/browser/test_runner.h b/tests/cefclient/browser/test_runner.h
index ed0172dd8..5b6f01052 100644
--- a/tests/cefclient/browser/test_runner.h
+++ b/tests/cefclient/browser/test_runner.h
@@ -44,8 +44,11 @@ void SetupResourceManager(CefRefPtr<CefResourceManager> resource_manager,
 // Show a JS alert message.
 void Alert(CefRefPtr<CefBrowser> browser, const std::string& message);
 
+// Returns "https://tests/<path>".
+std::string GetTestURL(const std::string& path);
+
 // Returns true if |url| is a test URL with the specified |path|. This matches
-// both http://tests/<path> and http://localhost:xxxx/<path>.
+// both "https://tests/<path>" and "http://localhost:xxxx/<path>".
 bool IsTestURL(const std::string& url, const std::string& path);
 
 // Create all CefMessageRouterBrowserSide::Handler objects. They will be
diff --git a/tests/cefclient/resources/server.html b/tests/cefclient/resources/server.html
index 9e49e062e..676278975 100644
--- a/tests/cefclient/resources/server.html
+++ b/tests/cefclient/resources/server.html
@@ -24,7 +24,7 @@ function setButtonState(start_enabled, stop_enabled) {
 }
 
 function setup() {
-  if (location.origin != 'http://tests') {
+  if (location.origin != 'https://tests') {
     document.getElementById('warning').style.display = 'block';
     return;
   }
@@ -84,7 +84,7 @@ function openServer() {
 </head>
 <body bgcolor="white" onload="setup()">
 <div id="warning" style="display:none;color:red;font-weight:bold;">
-This page can only be run from the http://tests origin.
+This page can only be run from the https://tests origin.
 </div>
 <p>
 This page starts an HTTP/WebSocket server on localhost with the specified port number.
diff --git a/tests/cefclient/resources/websocket.html b/tests/cefclient/resources/websocket.html
index e13abc0cf..91f35f2ed 100644
--- a/tests/cefclient/resources/websocket.html
+++ b/tests/cefclient/resources/websocket.html
@@ -87,7 +87,7 @@ function doSend() {
 <body bgcolor="white" onload="setup()">
 <div id="warning" style="display:none;color:red;font-weight:bold;">
 This page is most useful when loaded from localhost.
-You should first create a server using the <a href="http://tests/server">HTTP/WebSocket Server test</a>.
+You should first create a server using the <a href="https://tests/server">HTTP/WebSocket Server test</a>.
 </div>
 <p>
 This page tests a WebSocket connection.
diff --git a/tests/cefclient/resources/xmlhttprequest.html b/tests/cefclient/resources/xmlhttprequest.html
index 8da20f3dd..655f48af4 100644
--- a/tests/cefclient/resources/xmlhttprequest.html
+++ b/tests/cefclient/resources/xmlhttprequest.html
@@ -30,7 +30,7 @@ function execXMLHttpRequest()
 }
 </script>
 <form>
-URL: <input type="text" id="url" value="http://tests/request">
+URL: <input type="text" id="url" value="https://tests/request">
 <br/><input type="button" onclick="execXMLHttpRequest();" value="Execute XMLHttpRequest">
 <br/><textarea rows="10" cols="40" id="ta"></textarea>
 </form>