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import pytest
import augur.io.file
class TestFile:
def test_open_file_read_text(self, tmpdir):
"""Read a text file."""
path = str(tmpdir / 'test.txt')
with open(path, 'w') as f_write:
f_write.write('foo\nbar\n')
with augur.io.file.open_file(path) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_write_text(self, tmpdir):
"""Write a text file."""
path = str(tmpdir / 'test.txt')
with augur.io.file.open_file(path, 'w') as f_write:
f_write.write('foo\nbar\n')
with open(path) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_read_gzip(self, tmpdir):
"""Read a text file compressed with gzip."""
import gzip
path = str(tmpdir / 'test.txt.gz')
with gzip.open(path, 'wt') as f_write:
f_write.write('foo\nbar\n')
with augur.io.file.open_file(path) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_write_gzip(self, tmpdir):
"""Write a text file compressed with gzip."""
import gzip
path = str(tmpdir / 'test.txt.gz')
with augur.io.file.open_file(path, 'w') as f_write:
f_write.write('foo\nbar\n')
with gzip.open(path, 'rt') as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_read_lzma(self, tmpdir):
"""Read a text file compressed with LZMA."""
import lzma
path = str(tmpdir / 'test.txt.xz')
with lzma.open(path, 'wt') as f_write:
f_write.write('foo\nbar\n')
with augur.io.file.open_file(path) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_write_lzma(self, tmpdir):
"""Write a text file compressed with LZMA."""
import lzma
path = str(tmpdir / 'test.txt.xz')
with augur.io.file.open_file(path, 'w') as f_write:
f_write.write('foo\nbar\n')
with lzma.open(path, 'rt') as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_read_zstd(self, tmpdir):
"""Read a text file compressed with zstd."""
import zstandard as zstd
path = str(tmpdir / 'test.txt.zst')
with zstd.open(path, 'wt') as f_write:
f_write.write('foo\nbar\n')
with augur.io.file.open_file(path) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_write_zstd(self, tmpdir):
"""Write a text file compressed with zstd."""
import zstandard as zstd
path = str(tmpdir / 'test.txt.zst')
with augur.io.file.open_file(path, 'w') as f_write:
f_write.write('foo\nbar\n')
with zstd.open(path, 'rt') as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_nested_read(self, tmpdir):
"""Open a text file as a path then buffer for reading."""
path = str(tmpdir / 'test.txt')
with open(path, 'wt') as f_write:
f_write.write('foo\nbar\n')
with augur.io.file.open_file(path) as f_read:
with augur.io.file.open_file(f_read) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_nested_read_zstd(self, tmpdir):
"""Open a zstd-compressed text file as a path then buffer for reading."""
import zstandard as zstd
path = str(tmpdir / 'test.txt.zst')
with zstd.open(path, 'wt') as f_write:
f_write.write('foo\nbar\n')
with augur.io.file.open_file(path) as f_read:
with augur.io.file.open_file(f_read) as f_read:
assert f_read.read() == 'foo\nbar\n'
def test_open_file_nested_write(self, tmpdir):
"""Open a text file as a path then buffer for writing."""
path = str(tmpdir / 'test.txt')
with augur.io.file.open_file(path, 'w') as f_write:
with augur.io.file.open_file(f_write, 'w') as f_write:
f_write.write('foo\nbar\n')
def test_open_file_nested_write_zstd(self, tmpdir):
"""Open a zstd-compressed text file as a path then buffer for writing."""
path = str(tmpdir / 'test.txt.zst')
with augur.io.file.open_file(path, 'w') as f_write:
with augur.io.file.open_file(f_write, 'w') as f_write:
f_write.write('foo\nbar\n')
def test_open_file_read_error(self):
"""Try reading from an unsupported type."""
path_or_buffer = len("bogus")
with pytest.raises(TypeError, match="Type <class 'int'> is not supported."):
with augur.io.file.open_file(path_or_buffer, 'r') as f:
f.read()
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