autotest: add test for lua modules

Tools/autotest/common.py

@@ -196,6 +196,7 @@ class Context(object):
         self.heartbeat_interval_ms = 1000
         self.original_heartbeat_interval_ms = None
         self.installed_scripts = []
+        self.installed_modules = []
 
 
 # https://stackoverflow.com/questions/616645/how-do-i-duplicate-sys-stdout-to-a-log-file-in-python
@@ -4215,6 +4216,12 @@ class AutoTest(ABC):
         self.install_test_script(scriptname)
         self.context_get().installed_scripts.append(scriptname)
 
+    def install_test_modules_context(self):
+        '''installs test modules which will be removed when the context goes
+        away'''
+        self.install_test_modules()
+        self.context_get().installed_modules.append("test")
+
     def install_applet_script_context(self, scriptname):
         '''installs an applet script which will be removed when the context goes
         away'''
@@ -5654,6 +5661,9 @@ class AutoTest(ABC):
             self.remove_message_hook(hook)
         for script in dead.installed_scripts:
             self.remove_installed_script(script)
+        for module in dead.installed_modules:
+            print("Removing module (%s)" % module)
+            self.remove_installed_modules(module)
         if dead.sitl_commandline_customised and len(self.contexts):
             self.contexts[-1].sitl_commandline_customised = True
 
@@ -7629,6 +7639,12 @@ Also, ignores heartbeats not from our target system'''
         self.progress("Copying (%s) to (%s)" % (source, dest))
         shutil.copy(source, dest)
 
+    def install_test_modules(self):
+        source = os.path.join(self.rootdir(), "libraries", "AP_Scripting", "tests", "modules", "test")
+        dest = os.path.join("scripts", "modules", "test")
+        self.progress("Copying (%s) to (%s)" % (source, dest))
+        shutil.copytree(source, dest)
+
     def install_example_script(self, scriptname):
         source = self.script_example_source_path(scriptname)
         self.install_script(source, scriptname)
@@ -7650,6 +7666,15 @@ Also, ignores heartbeats not from our target system'''
         except OSError:
             pass
 
+    def remove_installed_modules(self, modulename):
+        dest = os.path.join("scripts", "modules", modulename)
+        try:
+            shutil.rmtree(dest)
+        except IOError:
+            pass
+        except OSError:
+            pass
+
     def get_mavlink_connection_going(self):
         # get a mavlink connection going
         try:

Tools/autotest/rover.py

@@ -5236,6 +5236,7 @@ Brakes have negligible effect (with=%0.2fm without=%0.2fm delta=%0.2fm)
             "SCR_HEAP_SIZE": 1024000,
             "SCR_VM_I_COUNT": 1000000,
         })
+        self.install_test_modules_context()
         for script in test_scripts:
             self.install_test_script_context(script)
         self.reboot_sitl()