[Reproducible-commits] [diffoscope] 18/21: Add more tests for main() behavior

[Jérémy Bobbio]

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lunar pushed a commit to branch master
in repository diffoscope.

commit 9047d973184be3f0e357773fca31faf969555ff5
Author: Jérémy Bobbio <lunar at debian.org>
Date:   Mon Sep 21 17:31:10 2015 +0200

    Add more tests for main() behavior
---
 tests/test_main.py | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/tests/test_main.py b/tests/test_main.py
index b1c4759..a79e9bb 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -91,3 +91,63 @@ def test_ctrl_c_handling(tmpdir, monkeypatch, capsys):
     assert '' in err
     assert excinfo.value.code == 2
     assert os.listdir(str(tmpdir)) == []
+
+def test_text_option_with_file(tmpdir, capsys):
+    report_path = str(tmpdir.join('report.txt'))
+    args = ['--text', report_path, TEST_TAR1_PATH, TEST_TAR2_PATH]
+    with pytest.raises(SystemExit) as excinfo:
+        main(args)
+    assert excinfo.value.code == 1
+    out, err = capsys.readouterr()
+    assert err == ''
+    assert out == ''
+    with open(report_path, 'r') as f:
+        assert f.read().startswith('--- ')
+
+def test_text_option_with_stdiout(capsys):
+    args = ['--text', '-', TEST_TAR1_PATH, TEST_TAR2_PATH]
+    with pytest.raises(SystemExit) as excinfo:
+        main(args)
+    assert excinfo.value.code == 1
+    out, err = capsys.readouterr()
+    assert err == ''
+    assert out.startswith('--- ')
+
+def test_no_report_option(capsys):
+    args = [TEST_TAR1_PATH, TEST_TAR2_PATH]
+    with pytest.raises(SystemExit) as excinfo:
+        main(args)
+    assert excinfo.value.code == 1
+    out, err = capsys.readouterr()
+    assert err == ''
+    assert out.startswith('--- ')
+
+def test_html_option_with_file(tmpdir, capsys):
+    report_path = str(tmpdir.join('report.html'))
+    args = ['--html', report_path, TEST_TAR1_PATH, TEST_TAR2_PATH]
+    with pytest.raises(SystemExit) as excinfo:
+        main(args)
+    assert excinfo.value.code == 1
+    out, err = capsys.readouterr()
+    assert err == ''
+    assert out == ''
+    with open(report_path, 'r') as f:
+        assert 'meta name="generator" content="diffoscope"' in f.read()
+
+def test_html_option_with_stdout(capsys):
+    args = ['--html', '-', TEST_TAR1_PATH, TEST_TAR2_PATH]
+    with pytest.raises(SystemExit) as excinfo:
+        main(args)
+    assert excinfo.value.code == 1
+    out, err = capsys.readouterr()
+    assert err == ''
+    assert 'meta name="generator" content="diffoscope"' in out
+
+def test_no_differences(capsys):
+    args = [TEST_TAR1_PATH, TEST_TAR1_PATH]
+    with pytest.raises(SystemExit) as excinfo:
+        main(args)
+    assert excinfo.value.code == 0
+    out, err = capsys.readouterr()
+    assert err == ''
+    assert out == ''

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