1 files changed, 56 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-synthtype/TestDataFormatterSynthType.py b/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-synthtype/TestDataFormatterSynthType.py
new file mode 100644
index 000000000000..6a03456e5c32
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/data-formatter/data-formatter-synthtype/TestDataFormatterSynthType.py
@@ -0,0 +1,56 @@
+"""
+Test lldb data formatter subsystem.
+"""
+
+from __future__ import print_function
+
+
+
+import os, time
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+class DataFormatterSynthTypeTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    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')
+
+    @skipIfFreeBSD # llvm.org/pr20545 bogus output confuses buildbot parser
+    def test_with_run_command(self):
+        """Test using Python synthetic children provider to provide a typename."""
+        self.build()
+        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 filter clear', check=False)
+            self.runCmd('type synth clear', check=False)
+
+        # Execute the cleanup function during test case tear down.
+        self.addTearDownHook(cleanup)
+
+        self.runCmd("script from myIntSynthProvider import *")
+        self.runCmd("type synth add -l myIntSynthProvider myInt")
+
+        self.expect('frame variable x', substrs=['ThisTestPasses'])
+        self.expect('frame variable y', substrs=['ThisTestPasses'])
+        self.expect('frame variable z', substrs=['ThisTestPasses'])