Expose process instance info via SB API

Summary:
Implement SBProcessInfo to wrap lldb_private::ProcessInstanceInfo,
and add SBProcess::GetProcessInfo() to retrieve info like parent ID,
group ID, user ID etc. from a live process.

Differential Revision: https://reviews.llvm.org/D35881

llvm-svn: 309664

2 files changed, 33 insertions, 0 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/TestDefaultConstructorForAPIObjects.py b/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/TestDefaultConstructorForAPIObjects.py
index 4739df00085..bea9f5962d6 100644
--- a/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/TestDefaultConstructorForAPIObjects.py
+++ b/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/TestDefaultConstructorForAPIObjects.py
@@ -255,6 +255,17 @@ class APIDefaultConstructorTestCase(TestBase):
 
     @add_test_categories(['pyapi'])
     @no_debug_info_test
+    def test_SBProcessInfo(self):
+        obj = lldb.SBProcessInfo()
+        if self.TraceOn():
+            print(obj)
+        self.assertFalse(obj)
+        # Do fuzz testing on the invalid obj, it should not crash lldb.
+        import sb_process_info
+        sb_process_info.fuzz_obj(obj)
+
+    @add_test_categories(['pyapi'])
+    @no_debug_info_test
     def test_SBSection(self):
         obj = lldb.SBSection()
         if self.TraceOn():
diff --git a/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/sb_process_info.py b/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/sb_process_info.py
new file mode 100644
index 00000000000..020ad4e1066
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/python_api/default-constructor/sb_process_info.py
@@ -0,0 +1,22 @@
+"""
+Fuzz tests an object after the default construction to make sure it does not crash lldb.
+"""
+
+import sys
+import lldb
+
+
+def fuzz_obj(obj):
+    obj.IsValid()
+    obj.GetName()
+    obj.GetExecutableFile()
+    obj.GetProcessID()
+    obj.GetUserID()
+    obj.GetGroupID()
+    obj.UserIDIsValid()
+    obj.GroupIDIsValid()
+    obj.GetEffectiveUserID()
+    obj.GetEffectiveGroupID()
+    obj.EffectiveUserIDIsValid()
+    obj.EffectiveGroupIDIsValid()
+    obj.GetParentProcessID()