pywal/tests/test_export.py
2017-08-15 21:47:02 +10:00

73 lines
2.1 KiB
Python
Executable File

"""Test export functions."""
import unittest
import unittest.mock
import io
import shutil
import os
from pywal import export
from pywal import util
COLORS = util.read_file_json("tests/test_files/test_file.json")
COLORS["colors"].update(COLORS["special"])
TMP_DIR = "/tmp/wal"
class TestExportColors(unittest.TestCase):
"""Test the export functions."""
def setUp(self):
"""> Setup export tests."""
util.create_dir(TMP_DIR)
def tearDown(self):
"""> Clean up export tests."""
shutil.rmtree(TMP_DIR, ignore_errors=True)
def is_file(self, tmp_file):
"""> Test is something is a file."""
result = os.path.isfile(tmp_file)
self.assertTrue(result)
def is_file_contents(self, tmp_file, pattern):
"""> Check for pattern in file."""
content = util.read_file(tmp_file)
self.assertEqual(content[6], pattern)
def test_all_templates(self):
"""> Test substitutions in template file."""
tmp_file = os.path.join(TMP_DIR, "colors.sh")
export.every(COLORS, TMP_DIR)
self.is_file(tmp_file)
self.is_file_contents(tmp_file, "foreground='#F5F1F4'")
def test_css_template(self):
"""> Test substitutions in template file (css)."""
tmp_file = os.path.join(TMP_DIR, "test.css")
export.color(COLORS, "css", tmp_file)
self.is_file(tmp_file)
self.is_file_contents(tmp_file, " --background: #1F211E;")
class TestInvalidExport(unittest.TestCase):
"""Test export function error handling."""
def test_invalid_template(self):
"""> Test template validation."""
error_msg = "warning: template 'dummy' doesn't exist."
tmp_file = os.path.join(TMP_DIR, "test.css")
# Since this function prints a message on fail we redirect
# it's output so that we can read it.
with unittest.mock.patch('sys.stdout', new=io.StringIO()) as fake_out:
export.color(COLORS, "dummy", tmp_file)
self.assertEqual(fake_out.getvalue().strip(), error_msg)
if __name__ == "__main__":
unittest.main()