compiler.embedding: add tests for quote serialization.

artiq/test/coredevice/embedding.py

@@ -0,0 +1,41 @@
+from artiq.language import *
+from artiq.test.hardware_testbench import ExperimentCase
+
+class Roundtrip(EnvExperiment):
+    def build(self):
+        self.attr_device("core")
+
+    @kernel
+    def roundtrip(self, obj, fn):
+        fn(obj)
+
+class RoundtripTest(ExperimentCase):
+    def assertRoundtrip(self, obj):
+        exp = self.create(Roundtrip)
+        def callback(objcopy) -> TNone:
+            self.assertEqual(obj, objcopy)
+        exp.roundtrip(obj, callback)
+
+    def test_None(self):
+        self.assertRoundtrip(None)
+
+    def test_bool(self):
+        self.assertRoundtrip(True)
+        self.assertRoundtrip(False)
+
+    def test_int(self):
+        self.assertRoundtrip(42)
+        self.assertRoundtrip(int(42, width=64))
+
+    def test_float(self):
+        self.assertRoundtrip(42.0)
+
+    def test_str(self):
+        self.assertRoundtrip("foo")
+
+    def test_list(self):
+        self.assertRoundtrip([10])
+
+    def test_object(self):
+        obj = object()
+        self.assertRoundtrip(obj)

artiq/test/hardware_testbench.py

@@ -37,7 +37,16 @@ class ExperimentCase(unittest.TestCase):
         self.pdb = FlatFileDB(os.path.join(artiq_root, "pdb.pyon"))
         self.rdb = ResultDB()
 
-    def execute(self, cls, **kwargs):
+    def create(self, cls, **kwargs):
+        try:
+            exp = cls(self.dmgr, self.pdb, self.rdb, **kwargs)
+            exp.prepare()
+            return exp
+        except KeyError as e:
+            # skip if ddb does not match requirements
+            raise unittest.SkipTest(*e.args)
+
+    def execute(self, cls, *args, **kwargs):
         expid = {
             "file": sys.modules[cls.__module__].__file__,
             "class_name": cls.__name__,
@@ -45,12 +54,7 @@ class ExperimentCase(unittest.TestCase):
         }
         self.dmgr.virtual_devices["scheduler"].expid = expid
         try:
-            try:
+            exp = self.create(cls, **kwargs)
-                exp = cls(self.dmgr, self.pdb, self.rdb, **kwargs)
-            except KeyError as e:
-                # skip if ddb does not match requirements
-                raise unittest.SkipTest(*e.args)
-            exp.prepare()
             exp.run()
             exp.analyze()
             return exp