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# -*- coding: utf-8 -*-
"""Test the delimited output adapter."""
from __future__ import unicode_literals
from textwrap import dedent
import pytest
from cli_helpers.tabular_output import delimited_output_adapter
def test_csv_wrapper():
"""Test the delimited output adapter."""
# Test comma-delimited output.
data = [["abc", "1"], ["d", "456"]]
headers = ["letters", "number"]
output = delimited_output_adapter.adapter(iter(data), headers, dialect="unix")
assert "\n".join(output) == dedent(
'''\
"letters","number"\n\
"abc","1"\n\
"d","456"'''
)
# Test tab-delimited output.
data = [["abc", "1"], ["d", "456"]]
headers = ["letters", "number"]
output = delimited_output_adapter.adapter(
iter(data), headers, table_format="csv-tab", dialect="unix"
)
assert "\n".join(output) == dedent(
'''\
"letters"\t"number"\n\
"abc"\t"1"\n\
"d"\t"456"'''
)
with pytest.raises(ValueError):
output = delimited_output_adapter.adapter(
iter(data), headers, table_format="foobar"
)
list(output)
def test_csv_noheader_wrapper():
"""Test the delimited output adapter without headers."""
# Test comma-delimited output.
data = [["abc", "1"], ["d", "456"]]
headers = ["letters", "number"]
output = delimited_output_adapter.adapter(
iter(data),
headers,
table_format="csv-noheader",
dialect="unix",
)
assert "\n".join(output) == dedent(
'''\
"abc","1"\n\
"d","456"'''
)
# Test tab-delimited output.
data = [["abc", "1"], ["d", "456"]]
headers = ["letters", "number"]
output = delimited_output_adapter.adapter(
iter(data), headers, table_format="csv-tab-noheader", dialect="unix"
)
assert "\n".join(output) == dedent(
'''\
"abc"\t"1"\n\
"d"\t"456"'''
)
def test_unicode_with_csv():
"""Test that the csv wrapper can handle non-ascii characters."""
data = [["观音", "1"], ["Ποσειδῶν", "456"]]
headers = ["letters", "number"]
output = delimited_output_adapter.adapter(data, headers)
assert "\n".join(output) == dedent(
"""\
letters,number\n\
观音,1\n\
Ποσειδῶν,456"""
)
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