bindings/python/llvm/tests/test_core.py

   1 from .base import TestBase
   2 from ..core import OpCode
   3 from ..core import MemoryBuffer
   4 from ..core import PassRegistry
   5 from ..core import Context
   6 from ..core import Module
   7
   8 class TestCore(TestBase):
   9     def test_opcode(self):
  10         self.assertTrue(hasattr(OpCode, 'Ret'))
  11         self.assertTrue(isinstance(OpCode.Ret, OpCode))
  12         self.assertEqual(OpCode.Ret.value, 1)
  13
  14         op = OpCode.from_value(1)
  15         self.assertTrue(isinstance(op, OpCode))
  16         self.assertEqual(op, OpCode.Ret)
  17
  18     def test_memory_buffer_create_from_file(self):
  19         source = self.get_test_file()
  20
  21         MemoryBuffer(filename=source)
  22
  23     def test_memory_buffer_failing(self):
  24         with self.assertRaises(Exception):
  25             MemoryBuffer(filename="/hopefully/this/path/doesnt/exist")
  26
  27     def test_memory_buffer_len(self):
  28         source = self.get_test_file()
  29         m = MemoryBuffer(filename=source)
  30         self.assertEqual(len(m), 50)
  31
  32     def test_create_passregistry(self):
  33         PassRegistry()
  34
  35     def test_create_context(self):
  36         Context.GetGlobalContext()
  37
  38     def test_create_module_with_name(self):
  39         # Make sure we can not create a module without a LLVMModuleRef.
  40         with self.assertRaises(RuntimeError):
  41             m = Module()
  42         m = Module.CreateWithName("test-module")
  43
  44     def test_module_getset_datalayout(self):
  45         m = Module.CreateWithName("test-module")
  46         dl = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
  47         m.datalayout = dl
  48         self.assertEqual(m.datalayout, dl)
  49
  50     def test_module_getset_target(self):
  51         m = Module.CreateWithName("test-module")
  52         m.target = "thumbv7-apple-ios5.0.0"
  53         self.assertEqual(m.target, target)
  54
  55     def test_module_print_module_to_file(self):
  56         m = Module.CreateWithName("test")
  57         dl = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
  58         m.datalayout = dl
  59         target = "thumbv7-apple-ios5.0.0"
  60         m.target = target
  61         m.print_module_to_file("test2.ll")
  62