[lit] Do not run Python tests w/ LLDB_DISABLE_PYTHON

Skip all Python-based tests as unsupported when LLDB_DISABLE_PYTHON is
enabled.  Otherwise, those tests simply fail being unable to import lldb
module.

Differential Revision: https://reviews.llvm.org/D47812

llvm-svn: 334080

lldb/lit/CMakeLists.txt

@@ -46,6 +46,7 @@ endif(BUILD_SHARED_LIBS)
 
 # the value is not canonicalized within LLVM
 llvm_canonicalize_cmake_booleans(
+  LLDB_DISABLE_PYTHON
   LLVM_ENABLE_ZLIB)
 
 configure_lit_site_cfg(

lldb/lit/Suite/lit.site.cfg.in

@@ -13,6 +13,7 @@ config.target_triple = "@TARGET_TRIPLE@"
 config.python_executable = "@PYTHON_EXECUTABLE@"
 config.dotest_path = "@LLDB_SOURCE_DIR@/test/dotest.py"
 config.dotest_args_str = "@LLDB_DOTEST_ARGS@"
+config.lldb_disable_python = @LLDB_DISABLE_PYTHON@
 
 
 # Additional dotest arguments can be passed to lit by providing a

lldb/lit/Suite/lldbtest.py

@@ -37,6 +37,9 @@ def execute(self, test, litConfig):
         if litConfig.noExecute:
             return lit.Test.PASS, ''
 
+        if test.config.lldb_disable_python:
+            return (lit.Test.UNSUPPORTED, 'Python module disabled')
+
         if test.config.unsupported:
             return (lit.Test.UNSUPPORTED, 'Test is unsupported')