tests: expand lxc_raw_clone() tests

src/tests/lxc_raw_clone.c

@@ -116,9 +116,16 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 
-	pid = lxc_raw_clone(CLONE_NEWUSER | CLONE_NEWCGROUP | CLONE_NEWNS |
-			    CLONE_NEWIPC | CLONE_NEWNET | CLONE_NEWIPC |
-			    CLONE_NEWPID | CLONE_NEWUTS);
+	flags |= CLONE_NEWUSER;
+	if (cgns_supported())
+		flags |= CLONE_NEWCGROUP;
+	flags |= CLONE_NEWNS;
+	flags |= CLONE_NEWIPC;
+	flags |= CLONE_NEWNET;
+	flags |= CLONE_NEWIPC;
+	flags |= CLONE_NEWPID;
+	flags |= CLONE_NEWUTS;
+	pid = lxc_raw_clone(flags);
 	if (pid < 0) {
 		lxc_error("%s\n", "Failed to call lxc_raw_clone(CLONE_NEWUSER "
 				  "| CLONE_NEWCGROUP | CLONE_NEWNS | "
@@ -138,15 +145,6 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 
-	flags |= CLONE_NEWUSER;
-	if (cgns_supported())
-		flags |= CLONE_NEWCGROUP;
-	flags |= CLONE_NEWNS;
-	flags |= CLONE_NEWIPC;
-	flags |= CLONE_NEWNET;
-	flags |= CLONE_NEWIPC;
-	flags |= CLONE_NEWPID;
-	flags |= CLONE_NEWUTS;
 	pid = lxc_raw_clone(flags);
 	if (pid < 0) {
 		lxc_error("%s\n", "Failed to call lxc_raw_clone(CLONE_NEWUSER "
@@ -165,9 +163,81 @@ int main(int argc, char *argv[])
 	status = wait_for_pid(pid);
 	if (status == 0) {
 		lxc_error("%s\n", "Failed to retrieve correct exit status");
+		exit(EXIT_FAILURE);
+	}
+
+	pid = lxc_raw_clone(CLONE_VFORK);
+	if (pid < 0) {
+		lxc_error("%s\n", "Failed to call lxc_raw_clone(CLONE_VFORK);");
+		exit(EXIT_FAILURE);
+	}
+
+
+	if (pid == 0) {
+		lxc_error("%s\n", "Child will exit(EXIT_SUCCESS)");
 		exit(EXIT_SUCCESS);
 	}
 
+	status = wait_for_pid(pid);
+	if (status != 0) {
+		lxc_error("%s\n", "Failed to retrieve correct exit status");
+		exit(EXIT_FAILURE);
+	}
+
+	pid = lxc_raw_clone(CLONE_VFORK);
+	if (pid < 0) {
+		lxc_error("%s\n", "Failed to call lxc_raw_clone(CLONE_VFORK);");
+		exit(EXIT_FAILURE);
+	}
+
+
+	if (pid == 0) {
+		lxc_error("%s\n", "Child will exit(EXIT_FAILURE)");
+		exit(EXIT_FAILURE);
+	}
+
+	status = wait_for_pid(pid);
+	if (status == 0) {
+		lxc_error("%s\n", "Failed to retrieve correct exit status");
+		exit(EXIT_FAILURE);
+	}
+
+	pid = lxc_raw_clone(CLONE_FILES);
+	if (pid < 0) {
+		lxc_error("%s\n", "Failed to call lxc_raw_clone(CLONE_FILES);");
+		exit(EXIT_FAILURE);
+	}
+
+
+	if (pid == 0) {
+		lxc_error("%s\n", "Child will exit(EXIT_SUCCESS)");
+		exit(EXIT_SUCCESS);
+	}
+
+	status = wait_for_pid(pid);
+	if (status != 0) {
+		lxc_error("%s\n", "Failed to retrieve correct exit status");
+		exit(EXIT_FAILURE);
+	}
+
+	pid = lxc_raw_clone(CLONE_FILES);
+	if (pid < 0) {
+		lxc_error("%s\n", "Failed to call lxc_raw_clone(CLONE_FILES);");
+		exit(EXIT_FAILURE);
+	}
+
+
+	if (pid == 0) {
+		lxc_error("%s\n", "Child will exit(EXIT_FAILURE)");
+		exit(EXIT_FAILURE);
+	}
+
+	status = wait_for_pid(pid);
+	if (status == 0) {
+		lxc_error("%s\n", "Failed to retrieve correct exit status");
+		exit(EXIT_FAILURE);
+	}
+
 	lxc_debug("%s\n", "All lxc_raw_clone() tests successful");
 	exit(EXIT_SUCCESS);
 }