Merge pull request #831 from zeth/loadsave_test

Write a test for ParseMMDFile function.

manuskript/tests/load_save/__init__.py

@@ -0,0 +1,4 @@
+#!/usr/bin/env python
+# --!-- coding: utf8 --!--
+
+"""Tests for load_save module."""

manuskript/tests/load_save/test_ParseMMDFile.py

@@ -0,0 +1,81 @@
+#!/usr/bin/env python
+# --!-- coding: utf8 --!--
+
+"""Test ParseMMDFile function."""
+
+from collections import OrderedDict
+from manuskript.load_save.version_1 import parseMMDFile
+
+
+BASE = "title:          TheExampleNovel\n"
+BASE += "ID:             42\n"
+BASE += "type:           folder\n"
+TEXT = BASE + '\n'
+TEXT_WITH_NONE_AT_START = "None:           hello\n" + TEXT
+TEXT_WITH_NONE_AT_END = BASE + "None:           hello\n\n"
+TEXT_WITH_HANGING_SPACE = BASE + "     "
+CONTENT = "Once upon a time, there was a dog"
+TEXT_WITH_CONTENT = TEXT + CONTENT
+
+
+def test_empty_string():
+    """An empty string given to parseMMDFile."""
+    result = parseMMDFile("")
+    assert result == ([], '')
+
+
+def test_text():
+    """A result as a list of tuples"""
+    result = parseMMDFile(TEXT)
+    assert result == ([
+        ('title', 'TheExampleNovel'),
+        ('ID', '42'),
+        ('type', 'folder')
+    ], '')
+
+
+def test_text_asdict():
+    """A result as an OrderedDict."""
+    result = parseMMDFile(TEXT, True)
+    assert result == (OrderedDict([
+        ('title', 'TheExampleNovel'),
+        ('ID', '42'),
+        ('type', 'folder')]
+    ), '')
+
+
+def test_text_with_none_at_start():
+    """If the description is None, replace with an empty string."""
+    result = parseMMDFile(TEXT_WITH_NONE_AT_START)
+    assert result == ([
+        ('', 'hello'),
+        ('title', 'TheExampleNovel'),
+        ('ID', '42'),
+        ('type', 'folder')
+    ], '')
+
+
+def test_text_wth_none_at_end():
+    """If the last description is None, replace with an empty string."""
+    result = parseMMDFile(TEXT_WITH_NONE_AT_END)
+    assert result == ([
+        ('title', 'TheExampleNovel'),
+        ('ID', '42'),
+        ('type', 'folder'),
+        ('', 'hello')
+    ], '')
+
+
+def test_text_hanging_space():
+    """Hanging space invalidates the line."""
+    result = parseMMDFile(TEXT_WITH_HANGING_SPACE)
+    assert result == ([
+        ('title', 'TheExampleNovel'),
+        ('ID', '42')
+    ], '')
+
+
+def test_text_with_content():
+    """The scene has text."""
+    result = parseMMDFile(TEXT_WITH_CONTENT)
+    assert result[1] == CONTENT