Add decorators for failing lldb-mi tests

Tests fail intermittently on FreeBSD and Linux, apparently due to
threading race conditions in lldb-mi.

See comments in http://reviews.llvm.org/D7529 and
http://reviews.llvm.org/D7727 for more information.

llvm.org/pr22411

llvm-svn: 229737

lldb/test/tools/lldb-mi/TestMiEvaluate.py

@@ -10,6 +10,8 @@ class MiEvaluateTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     def test_lldbmi_eval(self):
         """Test that 'lldb-mi --interpreter' works for evaluating."""
 

lldb/test/tools/lldb-mi/TestMiExec.py

@@ -60,6 +60,8 @@ class MiExecTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     def test_lldbmi_exec_arguments_set(self):
         """Test that 'lldb-mi --interpreter' can pass args using -exec-arguments."""
 
@@ -235,6 +237,8 @@ class MiExecTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     def test_lldbmi_exec_step(self):
         """Test that 'lldb-mi --interpreter' works for stepping into."""
 
@@ -362,6 +366,8 @@ class MiExecTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     def test_lldbmi_exec_finish(self):
         """Test that 'lldb-mi --interpreter' works for -exec-finish."""
 

lldb/test/tools/lldb-mi/TestMiInterpreterExec.py

@@ -123,6 +123,8 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     def test_lldbmi_thread_step_in(self):
         """Test that 'lldb-mi --interpreter' can step in by "thread step-in" command."""
 

lldb/test/tools/lldb-mi/TestMiNotification.py

@@ -9,6 +9,8 @@ import unittest2
 class MiNotificationTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
+    @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
     def test_lldbmi_prompt(self):
         """Test that 'lldb-mi --interpreter' echos '(gdb)' after commands and events."""
@@ -53,6 +55,8 @@ class MiNotificationTestCase(lldbmi_testcase.MiTestCaseBase):
 
     @lldbmi_test
     @expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
+    @skipIfFreeBSD # llvm.org/pr22411: Fails on FreeBSD apparently due to thread race conditions
+    @skipIfLinux # llvm.org/pr22411: Failure presumably due to known thread races
     def test_lldbmi_stopped_when_stopatentry_local(self):
         """Test that 'lldb-mi --interpreter' notifies after it was stopped on entry (local)."""