describe "Python grammar", ->

grammar = null

beforeEach ->

waitsForPromise ->

atom.packages.activatePackage("language-python")

runs ->

grammar = atom.syntax.grammarForScopeName("source.python")

it "parses the grammar", ->

expect(grammar).toBeDefined()

expect(grammar.scopeName).toBe "source.python"

it "tokenizes multi-line strings", ->

tokens = grammar.tokenizeLines('"1\\\n2"')

# Line 0

expect(tokens[0][0].value).toBe '"'

expect(tokens[0][0].scopes).toEqual ['source.python', 'string.quoted.double.single-line.python', 'punctuation.definition.string.begin.python']

expect(tokens[0][1].value).toBe '1'

expect(tokens[0][1].scopes).toEqual ['source.python', 'string.quoted.double.single-line.python']

expect(tokens[0][2].value).toBe '\\'

expect(tokens[0][2].scopes).toEqual ['source.python', 'string.quoted.double.single-line.python', 'constant.character.escape.newline.python']

expect(tokens[0][3]).not.toBeDefined()

# Line 1

expect(tokens[1][0].value).toBe '2'

expect(tokens[1][0].scopes).toEqual ['source.python', 'string.quoted.double.single-line.python']

expect(tokens[1][1].value).toBe '"'

expect(tokens[1][1].scopes).toEqual ['source.python', 'string.quoted.double.single-line.python', 'punctuation.definition.string.end.python']

expect(tokens[1][2]).not.toBeDefined()