1 files changed, 58 insertions, 0 deletions
diff --git a/lldb/packages/Python/lldbsuite/test/commands/expression/call-function/TestCallUserDefinedFunction.py b/lldb/packages/Python/lldbsuite/test/commands/expression/call-function/TestCallUserDefinedFunction.py
new file mode 100644
index 00000000000..0eb7086b616
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/commands/expression/call-function/TestCallUserDefinedFunction.py
@@ -0,0 +1,58 @@
+"""
+Test calling user defined functions using expression evaluation.
+
+Note:
+  LLDBs current first choice of evaluating functions is using the IR interpreter,
+  which is only supported on Hexagon. Otherwise JIT is used for the evaluation.
+
+"""
+
+from __future__ import print_function
+
+
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+
+class ExprCommandCallUserDefinedFunction(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Find the line number to break for main.c.
+        self.line = line_number(
+            'main.cpp',
+            '// Please test these expressions while stopped at this line:')
+
+    def test(self):
+        """Test return values of user defined function calls."""
+        self.build()
+
+        # Set breakpoint in main and run exe
+        self.runCmd("file " + self.getBuildArtifact("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)
+
+        # Test recursive function call.
+        self.expect("expr fib(5)", substrs=['$0 = 5'])
+
+        # Test function with more than one paramter
+        self.expect("expr add(4,8)", substrs=['$1 = 12'])
+
+        # Test nesting function calls in function paramters
+        self.expect("expr add(add(5,2),add(3,4))", substrs=['$2 = 14'])
+        self.expect("expr add(add(5,2),fib(5))", substrs=['$3 = 12'])
+
+        # Test function with pointer paramter
+        self.expect(
+            "exp stringCompare((const char*) \"Hello world\")",
+            substrs=['$4 = true'])
+        self.expect(
+            "exp stringCompare((const char*) \"Hellworld\")",
+            substrs=['$5 = false'])