4 files changed, 114 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/Makefile b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/Makefile
new file mode 100644
index 000000000000..314f1cb2f077
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/Makefile
@@ -0,0 +1,5 @@
+LEVEL = ../../../make
+
+CXX_SOURCES := main.cpp
+
+include $(LEVEL)/Makefile.rules
diff --git a/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/TestPyObjSynthProvider.py b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/TestPyObjSynthProvider.py
new file mode 100644
index 000000000000..01271b443d17
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/TestPyObjSynthProvider.py
@@ -0,0 +1,73 @@
+"""
+Test lldb data formatter subsystem.
+"""
+
+from __future__ import print_function
+
+
+import datetime
+import os
+import time
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class PyObjectSynthProviderTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+    NO_DEBUG_INFO_TESTCASE = True
+
+    @expectedFailureAll(oslist=["windows"])
+    def test_print_array(self):
+        """Test that expr -Z works"""
+        self.build()
+        self.provider_data_formatter_commands()
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Find the line number to break at.
+        self.line = line_number('main.cpp', 'break here')
+
+    def provider_data_formatter_commands(self):
+        """Test that the PythonObjectSyntheticChildProvider helper class works"""
+        self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
+
+        lldbutil.run_break_set_by_file_and_line(
+            self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)
+
+        self.runCmd("run", RUN_SUCCEEDED)
+
+        # The stop reason of the thread should be breakpoint.
+        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+                    substrs=['stopped',
+                             'stop reason = breakpoint'])
+
+        # This is the function to remove the custom formats in order to have a
+        # clean slate for the next test case.
+        def cleanup():
+            self.runCmd('type format clear', check=False)
+            self.runCmd('type summary clear', check=False)
+            self.runCmd('type synth clear', check=False)
+
+        # Execute the cleanup function during test case tear down.
+        self.addTearDownHook(cleanup)
+
+        self.runCmd('command script import provider.py')
+        self.runCmd(
+            'type synthetic add Foo --python-class provider.SyntheticChildrenProvider')
+        self.expect('frame variable f.Name', substrs=['"Enrico"'])
+        self.expect(
+            'frame variable f',
+            substrs=[
+                'ID = 123456',
+                'Name = "Enrico"',
+                'Rate = 1.25'])
+        self.expect(
+            'expression f',
+            substrs=[
+                'ID = 123456',
+                'Name = "Enrico"',
+                'Rate = 1.25'])
diff --git a/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/main.cpp b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/main.cpp
new file mode 100644
index 000000000000..6745366fb121
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/main.cpp
@@ -0,0 +1,20 @@
+//===-- main.cpp -------------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+struct Foo
+{
+  double x;
+  int y;
+  Foo() : x(3.1415), y(1234) {}
+};
+
+int main() {
+  Foo f;
+  return 0; // break here
+}
diff --git a/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/provider.py b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/provider.py
new file mode 100644
index 000000000000..c263190c1028
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/data-formatter/pyobjsynthprovider/provider.py
@@ -0,0 +1,16 @@
+import lldb
+import lldb.formatters
+import lldb.formatters.synth
+
+
+class SyntheticChildrenProvider(
+        lldb.formatters.synth.PythonObjectSyntheticChildProvider):
+
+    def __init__(self, value, internal_dict):
+        lldb.formatters.synth.PythonObjectSyntheticChildProvider.__init__(
+            self, value, internal_dict)
+
+    def make_children(self):
+        return [("ID", 123456),
+                ("Name", "Enrico"),
+                ("Rate", 1.25)]