1 files changed, 105 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/python_api/formatters/synth.py b/packages/Python/lldbsuite/test/python_api/formatters/synth.py
new file mode 100644
index 000000000000..5a30c9a94bb5
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/formatters/synth.py
@@ -0,0 +1,105 @@
+import lldb
+
+class jasSynthProvider:
+     def __init__(self, valobj, dict):
+         self.valobj = valobj;
+     def num_children(self):
+         return 2;
+     def get_child_at_index(self, index):
+         child = None
+         if index == 0:
+             child = self.valobj.GetChildMemberWithName('A');
+         if index == 1:
+             child = self.valobj.CreateValueFromExpression('X', '(int)1')
+         return child;
+     def get_child_index(self, name):
+         if name == 'A':
+             return 0;
+         if name == 'X':
+             return 1;
+         return None;
+
+
+def ccc_summary(sbvalue, internal_dict):
+    sbvalue = sbvalue.GetNonSyntheticValue()
+    # This tests that the SBValue.GetNonSyntheticValue() actually returns a
+    # non-synthetic value. If it does not, then sbvalue.GetChildMemberWithName("a")
+    # in the following statement will call the 'get_child_index' method of the
+    # synthetic child provider CCCSynthProvider below (which raises an exception).
+    return "CCC object with leading value " + str(sbvalue.GetChildMemberWithName("a"))
+
+
+class CCCSynthProvider(object):
+    def __init__(self, sbvalue, internal_dict):
+        self._sbvalue = sbvalue
+
+    def num_children(self):
+        return 3
+
+    def get_child_index(self, name):
+        raise RuntimeError("I don't want to be called!")
+
+    def get_child_at_index(self, index):
+        if index == 0:
+            return self._sbvalue.GetChildMemberWithName("a")
+        if index == 1:
+            return self._sbvalue.GetChildMemberWithName("b")
+        if index == 2:
+            return self._sbvalue.GetChildMemberWithName("c")
+
+
+def empty1_summary(sbvalue, internal_dict):
+    return "I am an empty Empty1"
+
+
+class Empty1SynthProvider(object):
+    def __init__(self, sbvalue, internal_dict):
+        self._sbvalue = sbvalue
+
+    def num_children(self):
+        return 0
+
+    def get_child_at_index(self, index):
+        return None
+
+
+def empty2_summary(sbvalue, internal_dict):
+    return "I am an empty Empty2"
+
+
+class Empty2SynthProvider(object):
+    def __init__(self, sbvalue, internal_dict):
+        self._sbvalue = sbvalue
+
+    def num_children(self):
+        return 0
+
+    def get_child_at_index(self, index):
+        return None
+
+
+def __lldb_init_module(debugger,dict):
+     debugger.CreateCategory("JASSynth").AddTypeSynthetic(lldb.SBTypeNameSpecifier("JustAStruct"),
+        lldb.SBTypeSynthetic.CreateWithClassName("synth.jasSynthProvider"))
+     cat = lldb.debugger.CreateCategory("CCCSynth")
+     cat.AddTypeSynthetic(
+         lldb.SBTypeNameSpecifier("CCC"),
+         lldb.SBTypeSynthetic.CreateWithClassName("synth.CCCSynthProvider",
+                                                  lldb.eTypeOptionCascade))
+     cat.AddTypeSummary(
+         lldb.SBTypeNameSpecifier("CCC"),
+         lldb.SBTypeSummary.CreateWithFunctionName("synth.ccc_summary",
+                                                   lldb.eTypeOptionCascade))
+     cat.AddTypeSynthetic(
+         lldb.SBTypeNameSpecifier("Empty1"),
+         lldb.SBTypeSynthetic.CreateWithClassName("synth.Empty1SynthProvider"))
+     cat.AddTypeSummary(
+         lldb.SBTypeNameSpecifier("Empty1"),
+         lldb.SBTypeSummary.CreateWithFunctionName("synth.empty1_summary"))
+     cat.AddTypeSynthetic(
+         lldb.SBTypeNameSpecifier("Empty2"),
+         lldb.SBTypeSynthetic.CreateWithClassName("synth.Empty2SynthProvider"))
+     cat.AddTypeSummary(
+         lldb.SBTypeNameSpecifier("Empty2"),
+         lldb.SBTypeSummary.CreateWithFunctionName("synth.empty2_summary",
+                                                   lldb.eTypeOptionHideEmptyAggregates))