dom/bindings/parser/tests/test_treatNonCallableAsNull.py

   1 import WebIDL
   2
   3
   4 def WebIDLTest(parser, harness):
   5     parser.parse(
   6         """
   7         [TreatNonCallableAsNull] callback Function = any(any... arguments);
   8
   9         interface TestTreatNonCallableAsNull1 {
  10           attribute Function? onfoo;
  11           attribute Function onbar;
  12         };
  13     """
  14     )
  15
  16     results = parser.finish()
  17
  18     iface = results[1]
  19     attr = iface.members[0]
  20     harness.check(attr.type.treatNonCallableAsNull(), True, "Got the expected value")
  21     attr = iface.members[1]
  22     harness.check(attr.type.treatNonCallableAsNull(), False, "Got the expected value")
  23
  24     parser = parser.reset()
  25
  26     threw = False
  27     try:
  28         parser.parse(
  29             """
  30             callback Function = any(any... arguments);
  31
  32             interface TestTreatNonCallableAsNull2 {
  33               [TreatNonCallableAsNull] attribute Function onfoo;
  34             };
  35         """
  36         )
  37
  38         results = parser.finish()
  39     except WebIDL.WebIDLError:
  40         threw = True
  41
  42     harness.ok(threw, "Should have thrown.")
  43
  44     parser = parser.reset()
  45
  46     threw = False
  47     try:
  48         parser.parse(
  49             """
  50             callback Function = any(any... arguments);
  51
  52             [TreatNonCallableAsNull]
  53             interface TestTreatNonCallableAsNull3 {
  54                attribute Function onfoo;
  55             };
  56         """
  57         )
  58
  59         results = parser.finish()
  60     except WebIDL.WebIDLError:
  61         threw = True
  62
  63     harness.ok(threw, "Should have thrown.")
  64
  65     parser = parser.reset()
  66
  67     threw = False
  68     try:
  69         parser.parse(
  70             """
  71             [TreatNonCallableAsNull, LegacyTreatNonObjectAsNull]
  72             callback Function = any(any... arguments);
  73         """
  74         )
  75
  76         results = parser.finish()
  77     except WebIDL.WebIDLError:
  78         threw = True
  79
  80     harness.ok(threw, "Should have thrown.")