vendor/lldb/lldb-trunk-r256945

3 files changed, 112 insertions, 0 deletions

diff --git a/packages/Python/lldbsuite/test/python_api/lldbutil/frame/Makefile b/packages/Python/lldbsuite/test/python_api/lldbutil/frame/Makefile
new file mode 100644
index 0000000000000..69b74b5d75313
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/lldbutil/frame/Makefile
@@ -0,0 +1,6 @@
+LEVEL = ../../../make
+
+C_SOURCES := main.c
+MAKE_DSYM :=NO
+
+include $(LEVEL)/Makefile.rules
diff --git a/packages/Python/lldbsuite/test/python_api/lldbutil/frame/TestFrameUtils.py b/packages/Python/lldbsuite/test/python_api/lldbutil/frame/TestFrameUtils.py
new file mode 100644
index 0000000000000..2cde05af0c396
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/lldbutil/frame/TestFrameUtils.py
@@ -0,0 +1,59 @@
+"""
+Test utility functions for the frame object.
+"""
+
+from __future__ import print_function
+
+
+
+import os
+import lldb
+from lldbsuite.test.lldbtest import *
+
+class FrameUtilsTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Find the line number to break inside main().
+        self.line = line_number('main.c',
+                                "// Find the line number here.")
+
+    @add_test_categories(['pyapi'])
+    def test_frame_utils(self):
+        """Test utility functions for the frame object."""
+        self.build()
+        exe = os.path.join(os.getcwd(), "a.out")
+
+        target = self.dbg.CreateTarget(exe)
+        self.assertTrue(target, VALID_TARGET)
+
+        breakpoint = target.BreakpointCreateByLocation("main.c", self.line)
+        self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+        # Now launch the process, and do not stop at entry point.
+        process = target.LaunchSimple (None, None, self.get_process_working_directory())
+
+        if not process:
+            self.fail("SBTarget.LaunchProcess() failed")
+        self.assertTrue(process.GetState() == lldb.eStateStopped,
+                        PROCESS_STOPPED)
+
+        import lldbsuite.test.lldbutil as lldbutil
+        thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+        self.assertTrue (thread)
+        frame0 = thread.GetFrameAtIndex(0)
+        self.assertTrue (frame0)
+        frame1 = thread.GetFrameAtIndex(1)
+        self.assertTrue (frame1)
+        parent = lldbutil.get_parent_frame(frame0)
+        self.assertTrue(parent and parent.GetFrameID() == frame1.GetFrameID())
+        frame0_args = lldbutil.get_args_as_string(frame0)
+        parent_args = lldbutil.get_args_as_string(parent)
+        self.assertTrue(frame0_args and parent_args and "(int)val=1" in frame0_args)
+        if self.TraceOn():
+            lldbutil.print_stacktrace(thread)
+            print("Current frame: %s" % frame0_args)
+            print("Parent frame: %s" % parent_args)
diff --git a/packages/Python/lldbsuite/test/python_api/lldbutil/frame/main.c b/packages/Python/lldbsuite/test/python_api/lldbutil/frame/main.c
new file mode 100644
index 0000000000000..e6eeef5b46d9c
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/lldbutil/frame/main.c
@@ -0,0 +1,47 @@
+//===-- main.c --------------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+#include <stdio.h>
+
+int a(int);
+int b(int);
+int c(int);
+
+int a(int val)
+{
+    if (val <= 1)
+        return b(val);
+    else if (val >= 3)
+        return c(val);
+
+    return val;
+}
+
+int b(int val)
+{
+    return c(val);
+}
+
+int c(int val)
+{
+    return val + 3; // Find the line number here.
+}
+
+int main (int argc, char const *argv[])
+{
+    int A1 = a(1);  // a(1) -> b(1) -> c(1)
+    printf("a(1) returns %d\n", A1);
+    
+    int B2 = b(2);  // b(2) -> c(2)
+    printf("b(2) returns %d\n", B2);
+    
+    int A3 = a(3);  // a(3) -> c(3)
+    printf("a(3) returns %d\n", A3);
+    
+    return 0;
+}