Allow block.get() to return the dna.Field

This is needed by the upcoming dependency tracer.
This commit is contained in:
Sybren A. Stüvel
2018-02-26 18:15:14 +01:00
parent a56e985cdc
commit 59c0b6df4c
4 changed files with 29 additions and 21 deletions
+9 -9
View File
@@ -144,7 +144,7 @@ class StructTest(unittest.TestCase):
def test_simple_field_get(self):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.return_value = b'\x01\x02\x03\x04\xff\xfe\xfd\xfa'
val = self.s.field_get(self.FakeHeader(), fileobj, b'numbah')
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'numbah')
self.assertEqual(val, 0x1020304fffefdfa)
fileobj.seek.assert_called_with(4136, os.SEEK_CUR)
@@ -152,7 +152,7 @@ class StructTest(unittest.TestCase):
def test_field_get_default(self):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.side_effect = RuntimeError
val = self.s.field_get(self.FakeHeader(), fileobj, b'nonexistant', default=519871531)
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'nonexistant', default=519871531)
self.assertEqual(val, 519871531)
fileobj.seek.assert_not_called()
@@ -176,7 +176,7 @@ class StructTest(unittest.TestCase):
def test_pointer_field_get(self):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.return_value = b'\xf0\x9f\xa6\x87\x00dum'
val = self.s.field_get(self.FakeHeader(), fileobj, b'ptr')
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'ptr')
self.assertEqual(0xf09fa6870064756d, val)
fileobj.seek.assert_called_with(4112, os.SEEK_CUR)
@@ -184,7 +184,7 @@ class StructTest(unittest.TestCase):
def test_string_field_get(self):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.return_value = b'\xf0\x9f\xa6\x87\x00dummydata'
val = self.s.field_get(self.FakeHeader(), fileobj, b'path', as_str=True)
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'path', as_str=True)
self.assertEqual('🦇', val)
fileobj.seek.assert_called_with(16, os.SEEK_CUR)
@@ -192,7 +192,7 @@ class StructTest(unittest.TestCase):
def test_string_field_get_single_char(self):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.return_value = b'\xf0'
val = self.s.field_get(self.FakeHeader(), fileobj, b'bitflag')
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'bitflag')
self.assertEqual(0xf0, val)
fileobj.seek.assert_called_with(4152, os.SEEK_CUR)
@@ -208,7 +208,7 @@ class StructTest(unittest.TestCase):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.return_value = b'\x01\x02\x03\x04\xff\xfe\xfd\xfa\x00dummydata'
val = self.s.field_get(self.FakeHeader(), fileobj, b'path', as_str=False)
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'path', as_str=False)
self.assertEqual(b'\x01\x02\x03\x04\xff\xfe\xfd\xfa', val)
fileobj.seek.assert_called_with(16, os.SEEK_CUR)
@@ -216,8 +216,8 @@ class StructTest(unittest.TestCase):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.return_value = b'\x01\x02\x03\x04\xff\xfe\xfd\xfa\x00dummydata'
val = self.s.field_get(self.FakeHeader(), fileobj, b'path',
as_str=False, null_terminated=False)
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'path',
as_str=False, null_terminated=False)
self.assertEqual(b'\x01\x02\x03\x04\xff\xfe\xfd\xfa\x00dummydata', val)
fileobj.seek.assert_called_with(16, os.SEEK_CUR)
@@ -225,7 +225,7 @@ class StructTest(unittest.TestCase):
fileobj = mock.MagicMock(io.BufferedReader)
fileobj.read.side_effect = (b'@333', b'@2\x8f\\')
val = self.s.field_get(self.FakeHeader(), fileobj, b'floaty')
_, val = self.s.field_get(self.FakeHeader(), fileobj, b'floaty')
self.assertAlmostEqual(2.8, val[0])
self.assertAlmostEqual(2.79, val[1])
fileobj.seek.assert_called_with(4144, os.SEEK_CUR)