rlib/test/test_rfile.py::TestFile::()::test_read_write

self = <rpython.rlib.test.test_rfile.TestFile object at 0x000000001758fc58>

    def test_read_write(self):
        fname = str(self.tmpdir.join('file_2'))
    
        def f():
            f = open(fname, "w")
            try:
                f.read()
            except IOError as e:
                pass
            else:
                assert False
            try:
                f.readline()
            except IOError as e:
                pass
            else:
                assert False
            f.write("dupa\x00dupb")
            f.close()
            for mode in ['r', 'U']:
                f2 = open(fname, mode)
                try:
                    f2.write('z')
                except IOError as e:
                    pass
                else:
                    assert False
                dupa = f2.read(0)
                assert dupa == ""
                dupa = f2.read()
                assert dupa == "dupa\x00dupb"
                f2.seek(0)
                dupa = f2.readline(0)
                assert dupa == ""
                dupa = f2.readline(2)
                assert dupa == "du"
                dupa = f2.readline(100)
                assert dupa == "pa\x00dupb"
                f2.seek(0)
                dupa = f2.readline()
                assert dupa == "dupa\x00dupb"
                f2.close()
    
        f()
        os.unlink(fname)
>       self.interpret(f, [])

rlib/test/test_rfile.py:233: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
rtyper/test/tool.py:16: in interpret
    return interpret(fn, args, **kwds)
rtyper/test/test_llinterp.py:102: in interpret
    result = interp.eval_graph(graph, values)
rtyper/llinterp.py:102: in eval_graph
    retval = llframe.eval()
rtyper/llinterp.py:300: in eval
    nextblock, args = self.eval_block(nextblock)
rtyper/llinterp.py:329: in eval_block
    rstackovf.check_stack_overflow()
rtyper/llinterp.py:324: in eval_block
    self.eval_operation(op)
rtyper/llinterp.py:427: in eval_operation
    retval = ophandler(*vals)
rtyper/llinterp.py:702: in op_direct_call
    return self.perform_call(f, FTYPE.ARGS, args)
rtyper/llinterp.py:698: in perform_call
    return frame.eval()
rtyper/llinterp.py:300: in eval
    nextblock, args = self.eval_block(nextblock)
rtyper/llinterp.py:329: in eval_block
    rstackovf.check_stack_overflow()
rtyper/llinterp.py:324: in eval_block
    self.eval_operation(op)
rtyper/llinterp.py:427: in eval_operation
    retval = ophandler(*vals)
rtyper/llinterp.py:702: in op_direct_call
    return self.perform_call(f, FTYPE.ARGS, args)
rtyper/llinterp.py:698: in perform_call
    return frame.eval()
rtyper/llinterp.py:300: in eval
    nextblock, args = self.eval_block(nextblock)
rtyper/llinterp.py:329: in eval_block
    rstackovf.check_stack_overflow()
rtyper/llinterp.py:324: in eval_block
    self.eval_operation(op)
rtyper/llinterp.py:427: in eval_operation
    retval = ophandler(*vals)
rtyper/llinterp.py:702: in op_direct_call
    return self.perform_call(f, FTYPE.ARGS, args)
rtyper/llinterp.py:698: in perform_call
    return frame.eval()
rtyper/llinterp.py:300: in eval
    nextblock, args = self.eval_block(nextblock)
rtyper/llinterp.py:329: in eval_block
    rstackovf.check_stack_overflow()
rtyper/llinterp.py:324: in eval_block
    self.eval_operation(op)
rtyper/llinterp.py:427: in eval_operation
    retval = ophandler(*vals)
rtyper/llinterp.py:702: in op_direct_call
    return self.perform_call(f, FTYPE.ARGS, args)
rtyper/llinterp.py:698: in perform_call
    return frame.eval()
rtyper/llinterp.py:300: in eval
    nextblock, args = self.eval_block(nextblock)
rtyper/llinterp.py:329: in eval_block
    rstackovf.check_stack_overflow()
rtyper/llinterp.py:324: in eval_block
    self.eval_operation(op)
rtyper/llinterp.py:427: in eval_operation
    retval = ophandler(*vals)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <rpython.rtyper.llinterp.LLFrame object at 0x000000001a6d9a60>, obj = 11

    def op_gc_get_stats(self, obj):
>       raise NotImplementedError("gc_get_stats")
E       NotImplementedError: gc_get_stats

rtyper/llinterp.py:764: NotImplementedError
---------- Captured stderr call ----------
[rtyper] specializing: 100 / 774 blocks   (12%)
[rtyper] specializing: 200 / 774 blocks   (25%)
[rtyper] specializing: 300 / 844 blocks   (35%)
[rtyper] specializing: 400 / 848 blocks   (47%)
[rtyper] specializing: 500 / 857 blocks   (58%)
[rtyper] specializing: 600 / 873 blocks   (68%)
[rtyper] specializing: 700 / 873 blocks   (80%)
[rtyper] specializing: 800 / 875 blocks   (91%)
[rtyper] -=- specialized 875 blocks -=-
[rtyper] -=- specialized 4 more blocks -=-

builder: rpython-linux-aarch64 build #575+

test: rlib/test/test_rfile.py::TestFile::()::test_read_write