Fix a bug where LLDB would crash if 'apropos <anything>' was used after spawning an inferior process

llvm-svn: 266911

3 files changed, 64 insertions, 0 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/Makefile b/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/Makefile
new file mode 100644
index 00000000000..8a7102e347a
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/Makefile
@@ -0,0 +1,5 @@
+LEVEL = ../../make
+
+CXX_SOURCES := main.cpp
+
+include $(LEVEL)/Makefile.rules
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/TestAproposWithProcess.py b/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/TestAproposWithProcess.py
new file mode 100644
index 00000000000..66ed3ff7329
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/TestAproposWithProcess.py
@@ -0,0 +1,44 @@
+"""
+Test that apropos env doesn't crash trying to touch the process plugin commmand
+"""
+
+from __future__ import print_function
+
+
+
+import os, time
+import re
+import lldb
+from lldbsuite.test.lldbtest import *
+import lldbsuite.test.lldbutil as lldbutil
+
+class AproposWithProcessTestCase(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.cpp', '// break here')
+
+    def test_apropos_with_process(self):
+        """Test that apropos env doesn't crash trying to touch the process plugin commmand."""
+        self.build()
+        exe = os.path.join(os.getcwd(), "a.out")
+        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
+
+        # Break in main() aftre the variables are assigned values.
+        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'])
+
+        # The breakpoint should have a hit count of 1.
+        self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+            substrs = [' resolved, hit count = 1'])
+
+        self.runCmd('apropos env')
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/main.cpp b/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/main.cpp
new file mode 100644
index 00000000000..44c149687f2
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/functionalities/apropos_with_process/main.cpp
@@ -0,0 +1,15 @@
+//===-- main.cpp ------------------------------------------------*- 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 main (int argc, char const *argv[])
+{
+  return 0; // break here
+}
+