pulsar/spec/tokenized-line-spec.coffee
2014-07-01 10:54:36 -07:00

41 lines
1.5 KiB
CoffeeScript

describe "TokenizedLine", ->
editor = null
beforeEach ->
waitsForPromise -> atom.packages.activatePackage('language-coffee-script')
describe "::isOnlyWhitespace()", ->
beforeEach ->
waitsForPromise ->
atom.project.open('coffee.coffee').then (o) -> editor = o
it "returns true when the line is only whitespace", ->
expect(editor.lineForScreenRow(3).isOnlyWhitespace()).toBe true
expect(editor.lineForScreenRow(7).isOnlyWhitespace()).toBe true
expect(editor.lineForScreenRow(23).isOnlyWhitespace()).toBe true
it "returns false when the line is only whitespace", ->
expect(editor.lineForScreenRow(0).isOnlyWhitespace()).toBe false
expect(editor.lineForScreenRow(2).isOnlyWhitespace()).toBe false
describe "::getScopeTree()", ->
it "returns a tree whose inner nodes are scopes and whose leaf nodes are tokens in those scopes", ->
[tokens, tokenIndex] = []
ensureValidScopeTree = (scopeTree, scopes=[]) ->
if scopeTree.children?
for child in scopeTree.children
ensureValidScopeTree(child, scopes.concat([scopeTree.scope]))
else
expect(scopeTree).toBe tokens[tokenIndex++]
expect(scopes).toEqual scopeTree.scopes
waitsForPromise ->
atom.project.open('coffee.coffee').then (o) -> editor = o
runs ->
tokenIndex = 0
tokens = editor.lineForScreenRow(1).tokens
scopeTree = editor.lineForScreenRow(1).getScopeTree()
ensureValidScopeTree(scopeTree)