allow system to choose port of webfuse server

test/webfuse/tests/integration/server.cc

@@ -1,6 +1,7 @@
 #include "webfuse/tests/integration/server.hpp"
 #include <thread>
 #include <mutex>
+#include <sstream>
 #include <cstdlib>
 #include <cstring>
 #include <unistd.h>
@@ -59,7 +60,7 @@ public:
 
 
         config = wf_server_config_create();
-        wf_server_config_set_port(config, 8080);
+        wf_server_config_set_port(config, 0);
         wf_server_config_set_mountpoint_factory(config, 
             &webfuse_test_server_create_mountpoint,
             reinterpret_cast<void*>(base_dir));
@@ -92,6 +93,14 @@ public:
         return is_shutdown_requested;
     }
 
+    std::string GetUrl(void) const
+    {
+        int const port = wf_server_get_port(server);
+        std::ostringstream stream;
+        stream << "wss://localhost:" << port << "/";
+        return stream.str();
+    }
+
 private:
     void RequestShutdown()
     {
@@ -136,5 +145,10 @@ char const * Server::GetBaseDir(void) const
     return d->base_dir;
 }
 
+std::string Server::GetUrl(void) const
+{
+    return d->GetUrl();
+}
+
 
 }

test/webfuse/tests/integration/server.hpp

@@ -1,6 +1,8 @@
 #ifndef WF_TEST_INTEGRATION_SERVER_HPP
 #define WF_TEST_INTEGRATION_SERVER_HPP
 
+#include <string>
+
 namespace webfuse_test
 {
 
@@ -12,6 +14,7 @@ public:
     void Start(void);
     void Stop(void);
     char const * GetBaseDir(void) const;
+    std::string GetUrl(void) const;
 private:
     class Private;
     Private * d;

test/webfuse/tests/integration/test_integration.cc

@@ -38,7 +38,7 @@ namespace
             void SetUp()
             {
                 server = new Server();
-                provider = new Provider("wss://localhost:8080/");
+                provider = new Provider(server->GetUrl().c_str());
             }
 
             void TearDown()