merge until "support write_ method on readonly param and more"

from gerrit

Change-Id: I8d2ad2a381d3a37947d8afc5e17be0428d94df36

test/test_attach.py

@@ -75,4 +75,6 @@ def test_attach():
     assert m.propertyValues['att'] == 'a'
     srv.dispatcher.register_module(a, 'a')
     srv.dispatcher.register_module(m, 'm')
+    assert m.att == 'a'
+    m.attachedModules = {'att': a}
     assert m.att == a

test/test_lib_enum.py

@@ -64,6 +64,7 @@ def test_EnumMember():
     assert a != 3
     assert a == 1
 
+
 def test_Enum():
     e1 = Enum('e1')
     e2 = Enum('e2', e1, a=1, b=3)
@@ -75,3 +76,4 @@ def test_Enum():
     assert e2.b > e3.a
     assert e3.c >= e2.a
     assert e3.b <= e2.b
+    assert Enum({'self': 0, 'other': 1})('self') == 0

test/test_modules.py

@@ -149,7 +149,7 @@ def test_ModuleMagic():
         a1 = Parameter(datatype=FloatRange(unit='$/s'), readonly=False)
         # remark: it might be a programming error to override the datatype
         # and not overriding the read_* method. This is not checked!
-        b2 = Parameter('<b2>', datatype=BoolType(), default=True,
+        b2 = Parameter('<b2>', datatype=StringType(), default='empty',
                        readonly=False, initwrite=True)
 
         def write_a1(self, value):
@@ -157,6 +157,7 @@ def test_ModuleMagic():
             return value
 
         def write_b2(self, value):
+            value = value.upper()
             self._b2_written = value
             return value
 
@@ -211,11 +212,11 @@ def test_ModuleMagic():
     o2.startModule(event)
     event.wait()
     # value has changed type, b2 and a1 are written
-    expectedAfterStart.update(value=0, b2=True, a1=True)
+    expectedAfterStart.update(value=0, b2='EMPTY', a1=True)
     # ramerk: a1=True: this behaviour is a Porgamming error
     assert updates.pop('o2') == expectedAfterStart
     assert o2._a1_written == 2.7
-    assert o2._b2_written is True
+    assert o2._b2_written == 'EMPTY'
 
     assert not updates