tests added

2024-11-24 00:48:36 +00:00 · 2014-09-14 22:20:05 -04:00 · 2014-09-14 22:20:05 -04:00 · 8f8d21ab92
commit 8f8d21ab92
parent 66251a1061
2 changed files with 75 additions and 0 deletions
--- a/tests/README.md
+++ b/tests/README.md
@ -0,0 +1,19 @@
+# Tests
+
+A simple set of tests to help maintain sanity.
+
+The tests themselves are written in Python and can be run using the [nose](
+https://nose.readthedocs.org/en/latest/) tool.
+
+Install with:
+
+```bash
+$ pip install nose
+```
+
+Run the following command from either the base directory or this one to perform
+the tests:
+
+```bash
+$ nosetests
+```
--- a/tests/tests.py
+++ b/tests/tests.py
@ -0,0 +1,56 @@
+
+from subprocess import Popen, PIPE, STDOUT
+
+example_data = """
+<html>
+  <head>
+  </head>
+  <body>
+    <div>
+      <div class="nav clearfix">
+        My data
+      </div>
+      <p>Some other data</p>
+    </div>
+  </body>
+</html>
+"""
+
+# run a pup command as a subprocess
+def run_pup(args, input_html):
+    cmd = ["pup"]
+    cmd.extend(args)
+    p = Popen(cmd, stdout=PIPE, stdin=PIPE, stderr=PIPE)
+    stdout_data = p.communicate(input=input_html)[0]
+    p.wait()
+    return stdout_data
+
+# simply count the number of lines returned by this pup command
+def run_pup_count(args, input_html):
+    pup_output = run_pup(args, input_html)
+    lines = [l for l in pup_output.split("\n") if l]
+    return len(lines)
+
+def test_class_selector():
+    assert run_pup_count([".nav"], example_data) == 3
+
+def test_attr_eq():
+    assert run_pup_count(["[class=nav]"], example_data) == 0
+
+def test_attr_pre():
+    assert run_pup_count(["[class^=nav]"], example_data) == 3
+    assert run_pup_count(["[class^=clearfix]"], example_data) == 0
+
+def test_attr_post():
+    assert run_pup_count(["[class$=nav]"], example_data) == 0
+    assert run_pup_count(["[class$=clearfix]"], example_data) == 3
+
+def test_attr_func():
+    result = run_pup(["div", "attr{class}"], example_data).strip()
+    assert result == ""
+    result = run_pup(["div", "div", "attr{class}"], example_data).strip()
+    assert result == "nav clearfix"
+
+def test_text_func():
+    result = run_pup(["p", "text{}"], example_data).strip()
+    assert result == "Some other data"