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import unittest2
from screenplain.parsers.spmd import parse
from screenplain.types import Slug, Action, Dialog, DualDialog, Transition
class ParseTests(unittest2.TestCase):
# A Scene Heading, or "slugline," is any line that has a blank
# line following it, and either begins with INT or EXT, or has
# two empty lines preceding it. A Scene Heading always has at
# least one blank line preceding it.
# NOTE: Actually the list used in Appendix 1
def test_slug_with_prefix(self):
paras = list(parse([
'INT. SOMEWHERE - DAY',
'',
'THIS IS JUST ACTION',
]))
self.assertEquals([Slug, Action], [type(p) for p in paras])
def test_slug_must_be_single_line(self):
paras = list(parse([
'INT. SOMEWHERE - DAY',
'ANOTHER LINE',
'',
'Some action',
]))
self.assertEquals([Dialog, Action], [type(p) for p in paras])
# What looks like a scene headingis parsed as a character name.
# Unexpected perhaps, but that's how I interpreted the spec.
self.assertEquals('INT. SOMEWHERE - DAY', paras[0].character)
self.assertEquals(['Some action'], paras[1].lines)
def test_action_is_not_a_slug(self):
paras = list(parse([
'',
'THIS IS JUST ACTION',
]))
self.assertEquals([Action], [type(p) for p in paras])
def test_two_lines_creates_a_slug(self):
types = [type(p) for p in parse([
'',
'',
'This is a slug',
'',
])]
self.assertEquals([Slug], types)
# A Character element is any line entirely in caps, with one empty
# line before it and without an empty line after it.
def test_all_caps_is_character(self):
paras = [p for p in parse([
'SOME GUY',
'Hello',
])]
self.assertEquals(1, len(paras))
dialog = paras[0]
self.assertEquals(Dialog, type(dialog))
self.assertEquals('SOME GUY', dialog.character)
# SPMD would not be able to support a character named "23". We
# might need a syntax to force a character element.
def test_nonalpha_character(self):
paras = list(parse([
'23',
'Hello',
]))
self.assertEquals([Action], [type(p) for p in paras])
# See
# http://prolost.com/storage/downloads/spmd/SPMD_proposal.html#section-br
def test_twospaced_line_is_not_character(self):
paras = list(parse([
'SCANNING THE AISLES... ',
'Where is that pit boss?',
]))
self.assertEquals([Action], [type(p) for p in paras])
def test_simple_parenthetical(self):
paras = list(parse([
'STEEL',
'(starting the engine)',
'So much for retirement!',
]))
self.assertEquals(1, len(paras))
dialog = paras[0]
self.assertEqual(2, len(dialog.blocks))
self.assertEqual((True, '(starting the engine)'), dialog.blocks[0])
self.assertEqual((False, 'So much for retirement!'), dialog.blocks[1])
def test_dual_dialog(self):
paras = list(parse([
'BRICK',
'Fuck retirement.',
'||',
'STEEL',
'Fuck retirement!',
]))
self.assertEquals([DualDialog], [type(p) for p in paras])
dual = paras[0]
self.assertEquals('BRICK', dual.left.character)
self.assertEquals([(False, 'Fuck retirement.')], dual.left.blocks)
self.assertEquals('STEEL', dual.right.character)
self.assertEquals([(False, 'Fuck retirement!')], dual.right.blocks)
def test_dual_dialog_with_empty_right_dialog_is_ordinary_dialog(self):
paras = list(parse([
'BRICK',
'Nice retirement.',
'||',
]))
self.assertEquals([Dialog], [type(p) for p in paras])
dialog = paras[0]
self.assertEqual('BRICK', dialog.character)
self.assertEqual([
(False, 'Nice retirement.'),
(False, '||')
], dialog.blocks)
def test_standard_transition(self):
paras = list(parse([
'Jack begins to argue vociferously in Vietnamese (?)',
'',
'CUT TO:',
'',
"EXT. BRICK'S POOL - DAY",
]))
self.assertEquals([Action, Transition, Slug], [type(p) for p in paras])
def test_standard_transition(self):
paras = list(parse([
'Jack begins to argue vociferously in Vietnamese (?)',
'',
'CUT TO:',
'',
"EXT. BRICK'S POOL - DAY",
]))
self.assertEquals([Action, Transition, Slug], [type(p) for p in paras])
def test_transition_needs_to_be_upper_case(self):
paras = list(parse([
'Jack begins to argue vociferously in Vietnamese (?)',
'',
'cut to:',
'',
"EXT. BRICK'S POOL - DAY",
]))
self.assertEquals([Action, Action, Slug], [type(p) for p in paras])
def test_not_a_transition_on_trailing_whitespace(self):
paras = list(parse([
'Jack begins to argue vociferously in Vietnamese (?)',
'',
'CUT TO: ',
'',
"EXT. BRICK'S POOL - DAY",
]))
self.assertEquals([Action, Action, Slug], [type(p) for p in paras])
def test_transition_must_be_followed_by_slug(self):
paras = list(parse([
'Bill lights a cigarette.',
'',
'CUT TO:',
'',
'SOME GUY mowing the lawn.',
]))
self.assertEquals([Action, Action, Action], [type(p) for p in paras])
def test_multiline_paragraph(self):
"""Check that we don't join lines like Markdown does.
"""
paras = list(parse([
'They drink long and well from the beers.',
'',
"And then there's a long beat.",
"Longer than is funny. ",
" Long enough to be depressing.",
'',
'The men look at each other.',
]))
self.assertEquals([Action, Action, Action], [type(p) for p in paras])
self.assertEquals(
[
"And then there's a long beat.",
"Longer than is funny.",
"Long enough to be depressing.",
], paras[1].lines
)
def test_multiline_dialog(self):
paras = list(parse([
'JULIET',
'O Romeo, Romeo! wherefore art thou Romeo?',
' Deny thy father and refuse thy name; ',
'Or, if thou wilt not, be but sworn my love,',
" And I'll no longer be a Capulet.",
]))
self.assertEquals([Dialog], [type(p) for p in paras])
self.assertEquals([
(False, 'O Romeo, Romeo! wherefore art thou Romeo?'),
(False, 'Deny thy father and refuse thy name;'),
(False, 'Or, if thou wilt not, be but sworn my love,'),
(False, "And I'll no longer be a Capulet."),
], paras[0].blocks)
if __name__ == '__main__':
unittest2.main()
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