Disable two flaky pexpect-backed tests on Darwin

These tests are sporadically timing out on our bots, e.g here:

  https://ci.swift.org/job/swift-PR-Linux/6841

llvm-svn: 339914

lldb/packages/Python/lldbsuite/test/functionalities/command_script_immediate_output/TestCommandScriptImmediateOutput.py

@@ -28,6 +28,7 @@ class CommandScriptImmediateOutputTestCase (PExpectTest):
         oslist=["windows"],
         bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
     @expectedFailureAll(oslist=["freebsd"], bugnumber="llvm.org/pr26139")
+    @skipIfDarwin
     def test_command_script_immediate_output_console(self):
         """Test that LLDB correctly allows scripted commands to set immediate output to the console."""
         self.launch(timeout=10)
@@ -50,6 +51,7 @@ class CommandScriptImmediateOutputTestCase (PExpectTest):
         oslist=["windows"],
         bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
     @expectedFailureAll(oslist=["freebsd"], bugnumber="llvm.org/pr26139")
+    @skipIfDarwin
     def test_command_script_immediate_output_file(self):
         """Test that LLDB correctly allows scripted commands to set immediate output to a file."""
         self.launch(timeout=10)

lldb/packages/Python/lldbsuite/test/tools/lldb-mi/interpreter/TestMiInterpreterExec.py

@@ -18,6 +18,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_target_create(self):
         """Test that 'lldb-mi --interpreter' can create target by 'target create' command."""
 
@@ -39,6 +40,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfRemote   # We do not currently support remote debugging via the MI.
     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows.
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races.
+    @skipIfDarwin
     def test_lldbmi_target_list(self):
         """Test that 'lldb-mi --interpreter' can list targets by 'target list' command."""
 
@@ -58,6 +60,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_breakpoint_set(self):
         """Test that 'lldb-mi --interpreter' can set breakpoint by 'breakpoint set' command."""
 
@@ -82,6 +85,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @expectedFlakeyLinux(bugnumber="llvm.org/pr25470")
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_settings_set_target_run_args_before(self):
         """Test that 'lldb-mi --interpreter' can set target arguments by 'setting set target.run-args' command before than target was created."""
 
@@ -115,6 +119,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_process_launch(self):
         """Test that 'lldb-mi --interpreter' can launch process by "process launch" command."""
 
@@ -138,6 +143,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_thread_step_in(self):
         """Test that 'lldb-mi --interpreter' can step in by "thread step-in" command."""
 
@@ -170,6 +176,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_thread_step_over(self):
         """Test that 'lldb-mi --interpreter' can step over by "thread step-over" command."""
 
@@ -196,6 +203,7 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
     @expectedFlakeyLinux("llvm.org/pr25470")
     @skipIfRemote   # We do not currently support remote debugging via the MI.
+    @skipIfDarwin
     def test_lldbmi_thread_continue(self):
         """Test that 'lldb-mi --interpreter' can continue execution by "thread continue" command."""