def test_getpositionindocument(self):
m = MeiElement("mei")
m1 = MeiElement("music")
musicid = m1.id
b1 = MeiElement("body")
s1 = MeiElement("staff")
n1 = MeiElement("note")
noteid = n1.id
n2 = MeiElement("note")
n3 = MeiElement("note")
n4 = MeiElement("note")
note4id = n4.id
m.addChild(m1)
m1.addChild(b1)
b1.addChild(s1)
s1.addChild(n1)
s1.addChild(n2)
s1.addChild(n3)
doc = MeiDocument()
doc.root = m
self.assertEqual(4, n1.getPositionInDocument())
# an unattached element will return -1
self.assertEqual(-1, n4.getPositionInDocument())
def test_documentpointers(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
n2 = MeiElement("note")
n3 = MeiElement("note")
self.assertEqual(None, mei.document)
mei.addChild(mus)
self.assertEqual(None, mus.document)
doc = MeiDocument()
mus.addChild(body)
doc.root = mei
self.assertEqual(doc, mei.document)
self.assertEqual(doc, mus.document)
self.assertEqual(doc, body.document)
self.assertEqual(None, staff.document)
body.addChild(staff)
self.assertEqual(doc, staff.document)
def test_elementsbyname(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
n2 = MeiElement("note")
n3 = MeiElement("note")
n4 = MeiElement("note")
mei.addChild(mus)
mus.addChild(body)
body.addChild(staff)
body.addChild(staff2)
staff.addChild(n1)
staff.addChild(n2)
staff.addChild(n3)
staff2.addChild(n4)
doc = MeiDocument()
doc.root = mei
notes = doc.getElementsByName("note")
self.assertEqual(4, len(notes))
rests = doc.getElementsByName("rest")
self.assertEqual(0, len(rests))
n5 = MeiElement("note")
staff2.addChild(n5)
notes_new = doc.getElementsByName('note')
self.assertEqual(5, len(notes_new))
def test_elementsbyname(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
n2 = MeiElement("note")
n3 = MeiElement("note")
n4 = MeiElement("note")
mei.addChild(mus)
mus.addChild(body)
body.addChild(staff)
body.addChild(staff2)
staff.addChild(n1)
staff.addChild(n2)
staff.addChild(n3)
staff2.addChild(n4)
doc = MeiDocument()
doc.root = mei
notes = doc.getElementsByName("note")
self.assertEqual(4, len(notes))
rests = doc.getElementsByName("rest")
self.assertEqual(0, len(rests))
n5 = MeiElement("note")
staff2.addChild(n5)
notes_new = doc.getElementsByName('note')
self.assertEqual(5, len(notes_new))
def test_documentpointers(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
n2 = MeiElement("note")
n3 = MeiElement("note")
self.assertEqual(None, mei.document)
mei.addChild(mus)
self.assertEqual(None, mus.document)
doc = MeiDocument()
mus.addChild(body)
doc.root = mei
self.assertEqual(doc, mei.document)
self.assertEqual(doc, mus.document)
self.assertEqual(doc, body.document)
self.assertEqual(None, staff.document)
body.addChild(staff)
self.assertEqual(doc, staff.document)
def test_getpositionindocument(self):
m = MeiElement("mei")
m1 = MeiElement("music")
musicid = m1.id
b1 = MeiElement("body")
s1 = MeiElement("staff")
n1 = MeiElement("note")
noteid = n1.id
n2 = MeiElement("note")
n3 = MeiElement("note")
n4 = MeiElement("note")
note4id = n4.id
m.addChild(m1)
m1.addChild(b1)
b1.addChild(s1)
s1.addChild(n1)
s1.addChild(n2)
s1.addChild(n3)
doc = MeiDocument()
doc.root = m
self.assertEqual(4, n1.getPositionInDocument())
# an unattached element will return -1
self.assertEqual(-1, n4.getPositionInDocument())
def test_documentwritefailure(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
with self.assertRaises(FileWriteFailureException) as cm:
ret = XmlExport.meiDocumentToFile(doc, "C:/StupidPath")
self.assertTrue(isinstance(cm.exception, FileWriteFailureException))
def test_documentwritefailure(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
with self.assertRaises(FileWriteFailureException) as cm:
ret = documentToFile(doc, "C:/StupidPath")
self.assertTrue(isinstance(cm.exception, FileWriteFailureException))
def test_exporttostring(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
expected = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<mei xml:id=\"myid\" xmlns=\"http://www.music-encoding.org/ns/mei\" meiversion=\"2013\" />\n"
ret = documentToText(doc)
self.assertEqual(expected, ret)
def test_exporttostring(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
expected = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<mei xml:id=\"myid\" xmlns=\"http://www.music-encoding.org/ns/mei\" meiversion=\"2013\" />\n"
ret = documentToText(doc)
self.assertEqual(expected, ret)
def test_flattenedtree(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
n2 = MeiElement("note")
n3 = MeiElement("note")
doc = MeiDocument()
mei.addChild(mus)
doc.root = mei
mus.addChild(body)
body.addChild(staff)
body.addChild(staff2)
staff.addChild(n1)
staff.addChild(n2)
staff2.addChild(n3)
doc.lookBack(n2, "mei")
self.assertEqual(8, len(doc.getFlattenedTree()))
staff.removeChild(n2)
self.assertEqual(7, len(doc.getFlattenedTree()))
self.assertEqual(staff2, doc.getFlattenedTree()[5])
staff.removeChildrenWithName("note")
self.assertEqual(6, len(doc.getFlattenedTree()))
body.deleteAllChildren()
self.assertEqual(3, len(doc.getFlattenedTree()))
children = MeiElementList()
staff3 = MeiElement("staff")
staff4 = MeiElement("staff")
children.append(staff3)
children.append(staff4)
body.children = children
self.assertEqual(5, len(doc.getFlattenedTree()))
elements = [mei, mus, body, staff3, staff4]
for i,el in enumerate(doc.getFlattenedTree()):
self.assertEqual(elements[i], doc.getFlattenedTree()[i])
def test_flattenedtree(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
n2 = MeiElement("note")
n3 = MeiElement("note")
doc = MeiDocument()
mei.addChild(mus)
doc.root = mei
mus.addChild(body)
body.addChild(staff)
body.addChild(staff2)
staff.addChild(n1)
staff.addChild(n2)
staff2.addChild(n3)
doc.lookBack(n2, "mei")
self.assertEqual(8, len(doc.getFlattenedTree()))
staff.removeChild(n2)
self.assertEqual(7, len(doc.getFlattenedTree()))
self.assertEqual(staff2, doc.getFlattenedTree()[5])
staff.removeChildrenWithName("note")
self.assertEqual(6, len(doc.getFlattenedTree()))
body.deleteAllChildren()
self.assertEqual(3, len(doc.getFlattenedTree()))
children = MeiElementList()
staff3 = MeiElement("staff")
staff4 = MeiElement("staff")
children.append(staff3)
children.append(staff4)
body.children = children
self.assertEqual(5, len(doc.getFlattenedTree()))
elements = [mei, mus, body, staff3, staff4]
for i, el in enumerate(doc.getFlattenedTree()):
self.assertEqual(elements[i], doc.getFlattenedTree()[i])
def test_exportcomment(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
comment = MeiElement("_comment")
comment.value = "comment"
comment.tail = "t"
root.addChild(comment)
expected = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<mei xml:id=\"myid\" xmlns=\"http://www.music-encoding.org/ns/mei\" meiversion=\"2013\">\n\t<!--comment-->t</mei>\n"
ret = documentToText(doc)
self.assertEqual(expected, ret)
def test_exportcomment(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
comment = MeiElement("_comment")
comment.value = "comment"
comment.tail = "t"
root.addChild(comment)
expected = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<mei xml:id=\"myid\" xmlns=\"http://www.music-encoding.org/ns/mei\" meiversion=\"2013\">\n\t<!--comment-->t</mei>\n"
ret = documentToText(doc)
self.assertEqual(expected, ret)
def test_exportnamespace(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
xlink = MeiNamespace("xlink", "http://www.w3.org/1999/xlink")
attr = MeiAttribute(xlink, "title", "my awesome thing")
root.addAttribute(attr)
expected = "<?xml version=\"1.0\"?>\n<mei xmlns=\"http://www.music-encoding.org/ns/mei\" \
xmlns:xlink=\"http://www.w3.org/1999/xlink\" xml:id=\"myid\" xlink:title=\"my awesome thing\" meiversion=\"2013\"/>\n";
ret = XmlExport.meiDocumentToText(doc)
self.assertEqual(expected, ret)
def test_exportvalueandtail(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
note = MeiElement("note")
note.id = "noteid"
note.value = "value"
note.tail = "tail"
root.addChild(note)
expected = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<mei xml:id=\"myid\" xmlns=\"http://www.music-encoding.org/ns/mei\" meiversion=\"2013\">\n\t<note xml:id=\"noteid\">value</note>tail</mei>\n"
ret = documentToText(doc)
self.assertEqual(expected, ret)
def test_exportvalueandtail(self):
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
note = MeiElement("note")
note.id = "noteid"
note.value = "value"
note.tail = "tail"
root.addChild(note)
expected = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<mei xml:id=\"myid\" xmlns=\"http://www.music-encoding.org/ns/mei\" meiversion=\"2013\">\n\t<note xml:id=\"noteid\">value</note>tail</mei>\n"
ret = documentToText(doc)
self.assertEqual(expected, ret)
def test_exportProcessingInstructions(self):
procinst = XmlInstructions()
xpi1 = XmlProcessingInstruction("xml-model", "href=\"mei-2012.rng\" type=\"application/xml\" schematypens=\"http://purl.oclc.org/dsdl/schematron\"")
xpi2 = XmlProcessingInstruction("xml-stylesheet", "href=\"mei-2012.rng\" type=\"application/xml\" schematypens=\"http://purl.oclc.org/dsdl/schematron\"")
procinst.extend([xpi1, xpi2])
doc = MeiDocument()
root = MeiElement("mei")
root.id = "myid"
doc.root = root
ret = XmlExport.meiDocumentToText(doc, procinst)
expected = "<?xml version=\"1.0\"?>\n<?xml-model href=\"mei-2012.rng\" type=\"application/xml\" \
schematypens=\"http://purl.oclc.org/dsdl/schematron\"?>\n<?xml-stylesheet href=\"mei-2012.rng\" type=\"application/xml\" \
schematypens=\"http://purl.oclc.org/dsdl/schematron\"?>\n<mei xmlns=\"http://www.music-encoding.org/ns/mei\" \
xml:id=\"myid\" meiversion=\"2013\"/>\n"
self.assertEqual(expected, ret)
def test_elementbyid(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
wantedId = n1.id
n2 = MeiElement("note")
n3 = MeiElement("note")
n4 = MeiElement("note")
mei.addChild(mus)
mus.addChild(body)
body.addChild(staff)
body.addChild(staff2)
staff.addChild(n1)
staff.addChild(n2)
staff.addChild(n3)
staff2.addChild(n4)
doc = MeiDocument()
self.assertEqual(None, doc.getElementById(wantedId))
doc.root = mei
self.assertEqual(n1, doc.getElementById(wantedId))
self.assertEqual(None, doc.getElementById("unknownID"))
n5 = MeiElement("note")
newid = n5.id
staff2.addChild(n5)
self.assertEqual(n5, doc.getElementById(newid))
staff2.removeChild(n5)
self.assertEqual(None, doc.getElementById(newid))
def test_elementbyid(self):
mei = MeiElement("mei")
mus = MeiElement("music")
body = MeiElement("body")
staff = MeiElement("staff")
staff2 = MeiElement("staff")
n1 = MeiElement("note")
wantedId = n1.id
n2 = MeiElement("note")
n3 = MeiElement("note")
n4 = MeiElement("note")
mei.addChild(mus)
mus.addChild(body)
body.addChild(staff)
body.addChild(staff2)
staff.addChild(n1)
staff.addChild(n2)
staff.addChild(n3)
staff2.addChild(n4)
doc = MeiDocument()
self.assertEqual(None, doc.getElementById(wantedId))
doc.root = mei
self.assertEqual(n1, doc.getElementById(wantedId))
self.assertEqual(None, doc.getElementById("unknownID"))
n5 = MeiElement("note")
newid = n5.id
staff2.addChild(n5)
self.assertEqual(n5, doc.getElementById(newid))
staff2.removeChild(n5)
self.assertEqual(None, doc.getElementById(newid))
def generate_base_document():
'''
Generates a generic template for an MEI document for neume notation.
Currently a bit of this is hardcoded and should probably be made more customizable.
'''
meiDoc = MeiDocument("4.0.0")
mei = MeiElement("mei")
mei.addAttribute("meiversion", "4.0.0")
meiDoc.root = mei
# placeholder meiHead
meihead = MeiElement('meiHead')
mei.addChild(meihead)
fileDesc = MeiElement('fileDesc')
meihead.addChild(fileDesc)
titleSt = MeiElement('titleStmt')
fileDesc.addChild(titleSt)
title = MeiElement('title')
titleSt.addChild(title)
title.setValue('MEI Encoding Output (%s)' % __version__)
pubStmt = MeiElement('pubStmt')
fileDesc.addChild(pubStmt)
music = MeiElement("music")
mei.addChild(music)
facs = MeiElement("facsimile")
music.addChild(facs)
surface = MeiElement("surface")
facs.addChild(surface)
body = MeiElement('body')
music.addChild(body)
mdiv = MeiElement('mdiv')
body.addChild(mdiv)
score = MeiElement('score')
mdiv.addChild(score)
scoreDef = MeiElement('scoreDef')
score.addChild(scoreDef)
staffGrp = MeiElement('staffGrp')
scoreDef.addChild(staffGrp)
staffDef = MeiElement('staffDef')
staffGrp.addChild(staffDef)
# these hardcoded attributes define a single staff with 4 lines, neume notation, with a default c clef
staffDef.addAttribute('n', '1')
staffDef.addAttribute('lines', '4')
staffDef.addAttribute('notationtype', 'neume')
staffDef.addAttribute('clef.line', '3')
staffDef.addAttribute('clef.shape', 'C')
section = MeiElement('section')
score.addChild(section)
staff = MeiElement('staff')
section.addChild(staff)
layer = MeiElement('layer')
staff.addChild(layer)
return meiDoc, surface, layer
def test_getroot(self):
doc = MeiDocument()
mei = MeiElement("mei")
doc.root = mei
self.assertEqual(mei, doc.root)
def test_getroot(self):
doc = MeiDocument()
mei = MeiElement("mei")
doc.root = mei
self.assertEqual(mei, doc.root)
