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[Merge] lp:~phill-ridout/openlp/bug1125956 into lp:openlp

 

Phill has proposed merging lp:~phill-ridout/openlp/bug1125956 into lp:openlp.

Requested reviews:
  Raoul Snyman (raoul-snyman)
Related bugs:
  Bug #1125956 in OpenLP: "SongShowPlus importer does not handle verse labels such as 1A"
  https://bugs.launchpad.net/openlp/+bug/1125956

For more details, see:
https://code.launchpad.net/~phill-ridout/openlp/bug1125956/+merge/156059

Fixed importing of songs with verses numbered 1A, or 1.5 etc. in SongShowPlus importer
Added Tests for SongShow Plus importer
-- 
https://code.launchpad.net/~phill-ridout/openlp/bug1125956/+merge/156059
Your team OpenLP Core is subscribed to branch lp:openlp.
=== modified file 'openlp/plugins/songs/lib/__init__.py'
--- openlp/plugins/songs/lib/__init__.py	2013-03-11 21:10:29 +0000
+++ openlp/plugins/songs/lib/__init__.py	2013-03-28 19:54:22 +0000
@@ -168,6 +168,7 @@
         translate('SongsPlugin.VerseType', 'Intro'),
         translate('SongsPlugin.VerseType', 'Ending'),
         translate('SongsPlugin.VerseType', 'Other')]
+
     translated_tags = [name[0].lower() for name in translated_names]
 
     @staticmethod

=== modified file 'openlp/plugins/songs/lib/songimport.py'
--- openlp/plugins/songs/lib/songimport.py	2013-03-07 08:05:43 +0000
+++ openlp/plugins/songs/lib/songimport.py	2013-03-28 19:54:22 +0000
@@ -260,7 +260,8 @@
         elif int(verse_def[1:]) > self.verseCounts[verse_def[0]]:
             self.verseCounts[verse_def[0]] = int(verse_def[1:])
         self.verses.append([verse_def, verse_text.rstrip(), lang])
-        self.verseOrderListGenerated.append(verse_def)
+        if verse_def not in self.verseOrderListGenerated:
+            self.verseOrderListGenerated.append(verse_def)
 
     def repeatVerse(self):
         """

=== modified file 'openlp/plugins/songs/lib/songshowplusimport.py'
--- openlp/plugins/songs/lib/songshowplusimport.py	2013-03-07 08:05:43 +0000
+++ openlp/plugins/songs/lib/songshowplusimport.py	2013-03-28 19:54:22 +0000
@@ -32,6 +32,7 @@
 """
 import os
 import logging
+import re
 import struct
 
 from openlp.core.ui.wizard import WizardStrings
@@ -44,43 +45,36 @@
 CCLI_NO = 5
 VERSE = 12
 CHORUS = 20
+BRIDGE = 24
 TOPIC = 29
 COMMENTS = 30
 VERSE_ORDER = 31
 SONG_BOOK = 35
 SONG_NUMBER = 36
 CUSTOM_VERSE = 37
-BRIDGE = 24
 
 log = logging.getLogger(__name__)
 
 class SongShowPlusImport(SongImport):
     """
-    The :class:`SongShowPlusImport` class provides the ability to import song
-    files from SongShow Plus.
+    The :class:`SongShowPlusImport` class provides the ability to import song files from SongShow Plus.
 
     **SongShow Plus Song File Format:**
 
     The SongShow Plus song file format is as follows:
 
-    * Each piece of data in the song file has some information that precedes
-    it.
+    * Each piece of data in the song file has some information that precedes it.
     * The general format of this data is as follows:
-    4 Bytes, forming a 32 bit number, a key if you will, this describes what
-    the data is (see blockKey below)
-    4 Bytes, forming a 32 bit number, which is the number of bytes until the
-    next block starts
+    4 Bytes, forming a 32 bit number, a key if you will, this describes what the data is (see blockKey below)
+    4 Bytes, forming a 32 bit number, which is the number of bytes until the next block starts
     1 Byte, which tells how many bytes follows
-    1 or 4 Bytes, describes how long the string is, if its 1 byte, the string
-    is less than 255
+    1 or 4 Bytes, describes how long the string is, if its 1 byte, the string is less than 255
     The next bytes are the actual data.
     The next block of data follows on.
 
-    This description does differ for verses. Which includes extra bytes
-    stating the verse type or number. In some cases a "custom" verse is used,
-    in that case, this block will in include 2 strings, with the associated
-    string length descriptors. The first string is the name of the verse, the
-    second is the verse content.
+    This description does differ for verses. Which includes extra bytes stating the verse type or number. In some cases
+    a "custom" verse is used, in that case, this block will in include 2 strings, with the associated string length
+    descriptors. The first string is the name of the verse, the second is the verse content.
 
     The file is ended with four null bytes.
 
@@ -88,8 +82,9 @@
 
     * .sbsong
     """
-    otherList = {}
-    otherCount = 0
+
+    other_count = 0
+    other_list = {}
 
     def __init__(self, manager, **kwargs):
         """
@@ -107,9 +102,9 @@
         for file in self.import_source:
             if self.stop_import_flag:
                 return
-            self.sspVerseOrderList = []
-            other_count = 0
-            other_list = {}
+            self.ssp_verse_order_list = []
+            self.other_count = 0
+            self.other_list = {}
             file_name = os.path.split(file)[1]
             self.import_wizard.increment_progress_bar(WizardStrings.ImportingType % file_name, 0)
             song_data = open(file, 'rb')
@@ -162,34 +157,37 @@
                 elif block_key == COMMENTS:
                     self.comments = unicode(data, u'cp1252')
                 elif block_key == VERSE_ORDER:
-                    verse_tag = self.toOpenLPVerseTag(data, True)
+                    verse_tag = self.to_openlp_verse_tag(data, True)
                     if verse_tag:
                         if not isinstance(verse_tag, unicode):
                             verse_tag = unicode(verse_tag, u'cp1252')
-                        self.sspVerseOrderList.append(verse_tag)
+                        self.ssp_verse_order_list.append(verse_tag)
                 elif block_key == SONG_BOOK:
                     self.songBookName = unicode(data, u'cp1252')
                 elif block_key == SONG_NUMBER:
                     self.songNumber = ord(data)
                 elif block_key == CUSTOM_VERSE:
-                    verse_tag = self.toOpenLPVerseTag(verse_name)
+                    verse_tag = self.to_openlp_verse_tag(verse_name)
                     self.addVerse(unicode(data, u'cp1252'), verse_tag)
                 else:
                     log.debug("Unrecognised blockKey: %s, data: %s" % (block_key, data))
                     song_data.seek(next_block_starts)
-            self.verseOrderList = self.sspVerseOrderList
+            self.verseOrderList = self.ssp_verse_order_list
             song_data.close()
             if not self.finish():
                 self.logError(file)
 
-    def toOpenLPVerseTag(self, verse_name, ignore_unique=False):
-        if verse_name.find(" ") != -1:
-            verse_parts = verse_name.split(" ")
-            verse_type = verse_parts[0]
-            verse_number = verse_parts[1]
+    def to_openlp_verse_tag(self, verse_name, ignore_unique=False):
+        # Have we got any digits? If so, verse number is everything from the digits to the end (OpenLP does not have
+        # concept of part verses, so just ignore any non integers on the end (including floats))
+        match = re.match(u'(\D*)(\d+)', verse_name)
+        if match:
+            verse_type = match.group(1).strip()
+            verse_number = match.group(2)
         else:
+            # otherwise we assume number 1 and take the whole prefix as the verse tag
             verse_type = verse_name
-            verse_number = "1"
+            verse_number = u'1'
         verse_type = verse_type.lower()
         if verse_type == "verse":
             verse_tag = VerseType.tags[VerseType.Verse]
@@ -200,11 +198,11 @@
         elif verse_type == "pre-chorus":
             verse_tag = VerseType.tags[VerseType.PreChorus]
         else:
-            if verse_name not in self.otherList:
+            if verse_name not in self.other_list:
                 if ignore_unique:
                     return None
-                self.otherCount += 1
-                self.otherList[verse_name] = str(self.otherCount)
+                self.other_count += 1
+                self.other_list[verse_name] = str(self.other_count)
             verse_tag = VerseType.tags[VerseType.Other]
-            verse_number = self.otherList[verse_name]
+            verse_number = self.other_list[verse_name]
         return verse_tag + verse_number

=== added file 'tests/functional/openlp_plugins/songs/test_songshowplusimport.py'
--- tests/functional/openlp_plugins/songs/test_songshowplusimport.py	1970-01-01 00:00:00 +0000
+++ tests/functional/openlp_plugins/songs/test_songshowplusimport.py	2013-03-28 19:54:22 +0000
@@ -0,0 +1,241 @@
+"""
+This module contains tests for the SongShow Plus song importer.
+"""
+
+import os
+from unittest import TestCase
+from mock import call, patch, MagicMock
+
+from openlp.plugins.songs.lib import VerseType
+from openlp.plugins.songs.lib.songshowplusimport import SongShowPlusImport
+
+TEST_PATH = os.path.abspath(os.path.join(os.path.dirname(__file__), u'../../../resources'))
+SONG_TEST_DATA = {u'Amazing Grace.sbsong':
+        {u'title': u'Amazing Grace (Demonstration)',
+         u'authors': [u'John Newton', u'Edwin Excell', u'John P. Rees'],
+         u'copyright': u'Public Domain ',
+         u'ccli_number': 22025,
+         u'verses':
+             [(u'Amazing grace! How sweet the sound!\r\nThat saved a wretch like me!\r\n'
+               u'I once was lost, but now am found;\r\nWas blind, but now I see.', u'v1'),
+              (u'\'Twas grace that taught my heart to fear,\r\nAnd grace my fears relieved.\r\n'
+               u'How precious did that grace appear,\r\nThe hour I first believed.', u'v2'),
+              (u'The Lord has promised good to me,\r\nHis Word my hope secures.\r\n'
+               u'He will my shield and portion be\r\nAs long as life endures.', u'v3'),
+              (u'Thro\' many dangers, toils and snares\r\nI have already come.\r\n'
+               u'\'Tis grace that brought me safe thus far,\r\nAnd grace will lead me home.', u'v4'),
+              (u'When we\'ve been there ten thousand years,\r\nBright shining as the sun,\r\n'
+               u'We\'ve no less days to sing God\'s praise,\r\nThan when we first begun.', u'v5')],
+         u'topics': [u'Assurance', u'Grace', u'Praise', u'Salvation'],
+         u'comments': u'\n\n\n',
+         u'song_book_name': u'Demonstration Songs',
+         u'song_number': 0,
+         u'verse_order_list': []},
+    u'Beautiful Garden Of Prayer.sbsong':
+        {u'title': u'Beautiful Garden Of Prayer (Demonstration)',
+        u'authors': [u'Eleanor Allen Schroll', u'James H. Fillmore'],
+        u'copyright': u'Public Domain ',
+        u'ccli_number': 60252,
+        u'verses':
+           [(u'There\'s a garden where Jesus is waiting,\r\nThere\'s a place that is wondrously fair.\r\n'
+             u'For it glows with the light of His presence,\r\n\'Tis the beautiful garden of prayer.', u'v1'),
+            (u'There\'s a garden where Jesus is waiting,\r\nAnd I go with my burden and care.\r\n'
+             u'Just to learn from His lips, words of comfort,\r\nIn the beautiful garden of prayer.', u'v2'),
+            (u'There\'s a garden where Jesus is waiting,\r\nAnd He bids you to come meet Him there,\r\n'
+             u'Just to bow and receive a new blessing,\r\nIn the beautiful garden of prayer.', u'v3'),
+            (u'O the beautiful garden, the garden of prayer,\r\nO the beautiful garden of prayer.\r\n'
+             u'There my Savior awaits, and He opens the gates\r\nTo the beautiful garden of prayer.', u'c1')],
+        u'topics': [u'Devotion', u'Prayer'],
+        u'comments': u'',
+        u'song_book_name': u'',
+        u'song_number': 0,
+        u'verse_order_list': []}}
+
+
+class TestSongShowPlusImport(TestCase):
+    """
+    Test the functions in the :mod:`songshowplusimport` module.
+    """
+    def create_importer_test(self):
+        """
+        Test creating an instance of the SongShow Plus file importer
+        """
+        # GIVEN: A mocked out SongImport class, and a mocked out "manager"
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            mocked_manager = MagicMock()
+
+            # WHEN: An importer object is created
+            importer = SongShowPlusImport(mocked_manager)
+
+            # THEN: The importer object should not be None
+            self.assertIsNotNone(importer, u'Import should not be none')
+
+    def import_source_test(self):
+        """
+        Test SongShowPlusImport.doImport handles different import_source values
+        """
+        # GIVEN: A mocked out SongImport class, and a mocked out "manager"
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            mocked_manager = MagicMock()
+            mocked_import_wizard = MagicMock()
+            importer = SongShowPlusImport(mocked_manager)
+            importer.import_wizard = mocked_import_wizard
+            importer.stop_import_flag = True
+
+            # WHEN: Import source is a string
+            importer.import_source = u'not a list'
+
+            # THEN: doImport should return none and the progress bar maximum should not be set.
+            self.assertIsNone(importer.doImport(), u'doImport should return None when import_source is not a list')
+            self.assertEquals(mocked_import_wizard.progress_bar.setMaximum.called, False,
+                u'setMaxium on import_wizard.progress_bar should not have been called')
+
+        # GIVEN: A mocked out SongImport class, and a mocked out "manager"
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            mocked_manager = MagicMock()
+            mocked_import_wizard = MagicMock()
+            importer = SongShowPlusImport(mocked_manager)
+            importer.import_wizard = mocked_import_wizard
+            importer.stop_import_flag = True
+
+            # WHEN: Import source is an int
+            importer.import_source = 0
+
+            # THEN: doImport should return none and the progress bar maximum should not be set.
+            self.assertIsNone(importer.doImport(), u'doImport should return None when import_source is not a list')
+            self.assertEquals(mocked_import_wizard.progress_bar.setMaximum.called, False,
+                u'setMaxium on import_wizard.progress_bar should not have been called')
+
+            # GIVEN: A mocked out SongImport class, and a mocked out "manager"
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            mocked_manager = MagicMock()
+            mocked_import_wizard = MagicMock()
+            importer = SongShowPlusImport(mocked_manager)
+            importer.import_wizard = mocked_import_wizard
+            importer.stop_import_flag = True
+
+            # WHEN: Import source is a list
+            importer.import_source = [u'List', u'of', u'files']
+
+            # THEN: doImport should return none and the progress bar setMaximum should be called with the length of
+            #       import_source.
+            self.assertIsNone(importer.doImport(),
+                u'doImport should return None when import_source is a list and stop_import_flag is True')
+            mocked_import_wizard.progress_bar.setMaximum.assert_called_with(len(importer.import_source))
+
+    def to_openlp_verse_tag_test(self):
+        """
+        Test to_openlp_verse_tag method
+        """
+        # GIVEN: A mocked out SongImport class, and a mocked out "manager"
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            mocked_manager = MagicMock()
+            importer = SongShowPlusImport(mocked_manager)
+
+            # WHEN: Supplied with the following arguments replicating verses being added
+            test_values = [(u'Verse 1', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'Verse 2', VerseType.tags[VerseType.Verse] + u'2'),
+                (u'verse1', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'Verse', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'Verse1', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'chorus 1', VerseType.tags[VerseType.Chorus] + u'1'),
+                (u'bridge 1', VerseType.tags[VerseType.Bridge] + u'1'),
+                (u'pre-chorus 1', VerseType.tags[VerseType.PreChorus] + u'1'),
+                (u'different 1', VerseType.tags[VerseType.Other] + u'1'),
+                (u'random 1', VerseType.tags[VerseType.Other] + u'2')]
+
+            # THEN: The returned value should should correlate with the input arguments
+            for original_tag, openlp_tag in test_values:
+                self.assertEquals(importer.to_openlp_verse_tag(original_tag), openlp_tag,
+                    u'SongShowPlusImport.to_openlp_verse_tag should return "%s" when called with "%s"'
+                    % (openlp_tag, original_tag))
+
+        # GIVEN: A mocked out SongImport class, and a mocked out "manager"
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            mocked_manager = MagicMock()
+            importer = SongShowPlusImport(mocked_manager)
+
+            # WHEN: Supplied with the following arguments replicating a verse order being added
+            test_values = [(u'Verse 1', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'Verse 2', VerseType.tags[VerseType.Verse] + u'2'),
+                (u'verse1', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'Verse', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'Verse1', VerseType.tags[VerseType.Verse] + u'1'),
+                (u'chorus 1', VerseType.tags[VerseType.Chorus] + u'1'),
+                (u'bridge 1', VerseType.tags[VerseType.Bridge] + u'1'),
+                (u'pre-chorus 1', VerseType.tags[VerseType.PreChorus] + u'1'),
+                (u'different 1', VerseType.tags[VerseType.Other] + u'1'),
+                (u'random 1', VerseType.tags[VerseType.Other] + u'2'),
+                (u'unused 2', None)]
+
+            # THEN: The returned value should should correlate with the input arguments
+            for original_tag, openlp_tag in test_values:
+                self.assertEquals(importer.to_openlp_verse_tag(original_tag, ignore_unique=True), openlp_tag,
+                    u'SongShowPlusImport.to_openlp_verse_tag should return "%s" when called with "%s"'
+                    % (openlp_tag, original_tag))
+
+    def file_import_test(self):
+        """
+        Test the actual import of real song files and check that the imported data is correct.
+        """
+
+        # GIVEN: Test files with a mocked out SongImport class, a mocked out "manager", a mocked out "import_wizard",
+        #       and mocked out "author", "add_copyright", "add_verse", "finish" methods.
+        with patch(u'openlp.plugins.songs.lib.songshowplusimport.SongImport'):
+            for song_file in SONG_TEST_DATA:
+                mocked_manager = MagicMock()
+                mocked_import_wizard = MagicMock()
+                mocked_parse_author = MagicMock()
+                mocked_add_copyright = MagicMock()
+                mocked_add_verse = MagicMock()
+                mocked_finish = MagicMock()
+                mocked_finish.return_value = True
+                importer = SongShowPlusImport(mocked_manager)
+                importer.import_wizard = mocked_import_wizard
+                importer.stop_import_flag = False
+                importer.parse_author = mocked_parse_author
+                importer.addCopyright = mocked_add_copyright
+                importer.addVerse = mocked_add_verse
+                importer.finish = mocked_finish
+                importer.topics = []
+
+                # WHEN: Importing each file
+                importer.import_source = [os.path.join(TEST_PATH, song_file)]
+                title = SONG_TEST_DATA[song_file][u'title']
+                parse_author_calls = [call(author) for author in SONG_TEST_DATA[song_file][u'authors']]
+                song_copyright = SONG_TEST_DATA[song_file][u'copyright']
+                ccli_number = SONG_TEST_DATA[song_file][u'ccli_number']
+                add_verse_calls = \
+                    [call(verse_text, verse_tag) for verse_text, verse_tag in SONG_TEST_DATA[song_file][u'verses']]
+                topics = SONG_TEST_DATA[song_file][u'topics']
+                comments = SONG_TEST_DATA[song_file][u'comments']
+                song_book_name = SONG_TEST_DATA[song_file][u'song_book_name']
+                song_number = SONG_TEST_DATA[song_file][u'song_number']
+                verse_order_list = SONG_TEST_DATA[song_file][u'verse_order_list']
+
+                # THEN: doImport should return none, the song data should be as expected, and finish should have been
+                #       called.
+                self.assertIsNone(importer.doImport(), u'doImport should return None when it has completed')
+                self.assertEquals(importer.title, title, u'title for %s should be "%s"' % (song_file, title))
+                mocked_parse_author.assert_has_calls(parse_author_calls)
+                if song_copyright:
+                    mocked_add_copyright.assert_called_with(song_copyright)
+                if ccli_number:
+                    self.assertEquals(importer.ccliNumber, ccli_number, u'ccliNumber for %s should be %s'
+                        % (song_file, ccli_number))
+                mocked_add_verse.assert_has_calls(add_verse_calls)
+                if topics:
+                    self.assertEquals(importer.topics, topics, u'topics for %s should be %s' % (song_file, topics))
+                if comments:
+                    self.assertEquals(importer.comments, comments, u'comments for %s should be "%s"'
+                        % (song_file, comments))
+                if song_book_name:
+                    self.assertEquals(importer.songBookName, song_book_name, u'songBookName for %s should be "%s"'
+                        % (song_file, song_book_name))
+                if song_number:
+                    self.assertEquals(importer.songNumber, song_number, u'songNumber for %s should be %s'
+                        % (song_file, song_number))
+                if verse_order_list:
+                    self.assertEquals(importer.verseOrderList, [], u'verseOrderList for %s should be %s'
+                        % (song_file, verse_order_list))
+                mocked_finish.assert_called_with()

=== added file 'tests/resources/Amazing Grace.sbsong'
Binary files tests/resources/Amazing Grace.sbsong	1970-01-01 00:00:00 +0000 and tests/resources/Amazing Grace.sbsong	2013-03-28 19:54:22 +0000 differ
=== added file 'tests/resources/Beautiful Garden Of Prayer.sbsong'
Binary files tests/resources/Beautiful Garden Of Prayer.sbsong	1970-01-01 00:00:00 +0000 and tests/resources/Beautiful Garden Of Prayer.sbsong	2013-03-28 19:54:22 +0000 differ