def test_binary_reel_header_delegation(self, delegatee):
p = PropertyMock(return_value=BinaryReelHeader())
type(delegatee).binary_reel_header = p
dd = DelegatingDataset(delegatee)
brh = dd.binary_reel_header
p.assert_called_once_with()
assert are_equal(brh, BinaryReelHeader())
def test_data_sample_format_description_ieee(self, delegatee):
p = PropertyMock(return_value=BinaryReelHeader(
data_sample_format=DataSampleFormat.FLOAT32))
type(delegatee).binary_reel_header = p
dd = DelegatingDataset(delegatee)
dsfd = dd.data_sample_format_description
assert dsfd == "IEEE float32"
def test_data_sample_format_int32(self, delegatee):
p = PropertyMock(return_value=BinaryReelHeader(
data_sample_format=DataSampleFormat.INT32))
type(delegatee).binary_reel_header = p
dd = DelegatingDataset(delegatee)
dsf_read = dd.data_sample_format
assert dsf_read == SegYType.INT32
def binary_reel_header(self):
return BinaryReelHeader(
sample_interval=self._sample_interval(),
num_samples=self._samples_per_trace(),
data_sample_format=self._data_sample_format(),
trace_sorting=TraceSorting.COMMON_MIDPOINT,
format_revision_num=SegYRevision.REVISION_1,
fixed_length_trace_flag=FixedLengthTraceFlag.FIXED_LENGTH,
measurement_system=self._measurement_system_code(),
ensemble_fold=1,
)
def test_uncounted_headers_are_correctly_detected(self, data, encoding):
binary_header = BinaryReelHeader(num_extended_textual_headers=-1)
written_headers = data.draw(extended_textual_header())
with BytesIO() as fh:
fh.write(b' ' * toolkit.REEL_HEADER_NUM_BYTES)
for header in written_headers:
for line in header:
fh.write(line.encode(encoding))
fh.seek(0)
read_headers = toolkit.read_extended_textual_headers(
fh, binary_header, encoding=encoding)
assert read_headers == written_headers