Use click CliRunner for tests

tests/test_cli.py

@@ -1,41 +1,45 @@
 from anime_downloader import cli
 
-import pytest
-
-pytest_plugins = ["pytester"]
+from click.testing import CliRunner
 
 
-@pytest.fixture
-def run(testdir):
-    def do_run(*args):
-        args = ["anime-dl"] + list(args)
-        return testdir._run(*args)
-    return do_run
-
-
-def test_streamurl(run):
-    result = run(
-        'https://www4.9anime.is/watch/the-seven-deadly-sins-signs-of-holy-war.lxqm/39px7y',
-        '--url'
+def test_streamurl():
+    runner = CliRunner()
+    result = runner.invoke(
+        cli.cli,
+        [
+            'https://www4.9anime.is/watch/the-seven-deadly-sins-signs-of-holy-war.lxqm/39px7y',
+            '--url'
+        ]
     )
 
-    assert result.ret == 0
+    assert result.exit_code == 0
 
-    for line in result.stdout.lines:
-        assert line.endswith('.mp4')
+    # print(result.output)
+    lines = [r.strip() for r in result.output.split('\n')]
+    for line in lines:
+        if line and not line.startswith('INFO'):
+            assert line.endswith('.mp4')
 
 
-def test_range(run):
-    result = run(
-        'https://www4.9anime.is/watch/naruto.xx8z/r9k04y',
-        '--url',
-        '-e',
-        '50:55'
+def test_range():
+    runner = CliRunner()
+    result = runner.invoke(
+        cli.cli,
+        [
+            'https://www4.9anime.is/watch/naruto.xx8z/r9k04y',
+            '--url',
+            '-e',
+            '50:55'
+        ]
     )
 
-    assert result.ret == 0
+    assert result.exit_code == 0
 
-    for line in result.stdout.lines:
-        assert line.endswith('.mp4')
+    lines = [r.strip() for r in result.output.split('\n')]
 
-    assert len(result.stdout.lines) == 5
+    for line in lines:
+        if line and not line.startswith('INFO'):
+            assert line.endswith('.mp4')
+
+    assert len(lines[:-1]) == 5