Mailspring/spec/theme-manager-spec.coffee

480 lines
20 KiB
CoffeeScript

path = require 'path'
fs = require 'fs-plus'
temp = require 'temp'
ThemeManager = require '../src/theme-manager'
Package = require '../src/package'
describe "ThemeManager", ->
themeManager = null
resourcePath = NylasEnv.getLoadSettings().resourcePath
configDirPath = NylasEnv.getConfigDirPath()
beforeEach ->
spyOn(console, "log")
spyOn(console, "warn")
spyOn(console, "error")
theme_dir = path.resolve(__dirname, '../internal_packages')
# Don't load ALL of our packages. Some packages may do very expensive
# and asynchronous things on require, including hitting the database.
packagePaths = [
path.resolve(__dirname, '../internal_packages/ui-light')
path.resolve(__dirname, '../internal_packages/ui-dark')
]
spyOn(NylasEnv.packages, "getAvailablePackagePaths").andReturn packagePaths
NylasEnv.packages.packageDirPaths.unshift(theme_dir)
themeManager = new ThemeManager({packageManager: NylasEnv.packages, resourcePath, configDirPath})
afterEach ->
themeManager.deactivateThemes()
describe "theme getters and setters", ->
beforeEach ->
jasmine.snapshotDeprecations()
NylasEnv.packages.loadPackages()
afterEach ->
jasmine.restoreDeprecationsSnapshot()
it 'getLoadedThemes get all the loaded themes', ->
themes = themeManager.getLoadedThemes()
expect(themes.length).toEqual(2)
it 'getActiveThemes get all the active themes', ->
waitsForPromise ->
themeManager.activateThemes()
runs ->
names = NylasEnv.config.get('core.themes')
expect(names.length).toBeGreaterThan(0)
themes = themeManager.getActiveThemes()
expect(themes).toHaveLength(names.length)
describe "when the core.themes config value contains invalid entry", ->
it "ignores theme", ->
NylasEnv.config.set 'core.themes', [
'ui-light'
null
undefined
''
false
4
{}
[]
'ui-dark'
]
expect(themeManager.getEnabledThemeNames()).toEqual ['ui-dark', 'ui-light']
describe "::getImportPaths()", ->
it "returns the theme directories before the themes are loaded", ->
NylasEnv.config.set('core.themes', ['theme-with-index-less', 'ui-dark', 'ui-light'])
paths = themeManager.getImportPaths()
# syntax theme is not a dir at this time, so only two.
expect(paths.length).toBe 2
expect(paths[0]).toContain 'ui-light'
expect(paths[1]).toContain 'ui-dark'
it "ignores themes that cannot be resolved to a directory", ->
NylasEnv.config.set('core.themes', ['definitely-not-a-theme'])
expect(-> themeManager.getImportPaths()).not.toThrow()
describe "when the core.themes config value changes", ->
it "add/removes stylesheets to reflect the new config value", ->
themeManager.onDidChangeActiveThemes didChangeActiveThemesHandler = jasmine.createSpy()
spyOn(NylasEnv.styles, 'getUserStyleSheetPath').andCallFake -> null
waitsForPromise ->
themeManager.activateThemes()
runs ->
didChangeActiveThemesHandler.reset()
NylasEnv.config.set('core.themes', [])
waitsFor ->
didChangeActiveThemesHandler.callCount == 1
runs ->
didChangeActiveThemesHandler.reset()
expect(document.querySelectorAll('style.theme')).toHaveLength 0
NylasEnv.config.set('core.themes', ['ui-dark'])
waitsFor ->
didChangeActiveThemesHandler.callCount == 1
runs ->
didChangeActiveThemesHandler.reset()
sheets = Array.from(document.querySelectorAll('style[priority="1"]'))
expect(sheets).toHaveLength 1
expect(sheets[0].getAttribute('source-path')).toMatch /ui-dark/
NylasEnv.config.set('core.themes', ['ui-light', 'ui-dark'])
waitsFor ->
didChangeActiveThemesHandler.callCount == 1
runs ->
didChangeActiveThemesHandler.reset()
sheets = Array.from(document.querySelectorAll('style[priority="1"]'))
expect(sheets).toHaveLength 2
expect(sheets[0].getAttribute('source-path')).toMatch /ui-dark/
expect(sheets[1].getAttribute('source-path')).toMatch /ui-light/
NylasEnv.config.set('core.themes', [])
waitsFor ->
didChangeActiveThemesHandler.callCount == 1
runs ->
didChangeActiveThemesHandler.reset()
sheets = Array.from(document.querySelectorAll('style[priority="1"]'))
expect(sheets).toHaveLength(1)
# ui-dark has an directory path, the syntax one doesn't
NylasEnv.config.set('core.themes', ['theme-with-index-less', 'ui-light'])
waitsFor ->
didChangeActiveThemesHandler.callCount == 1
runs ->
sheets = Array.from(document.querySelectorAll('style[priority="1"]'))
expect(sheets).toHaveLength 2
importPaths = themeManager.getImportPaths()
expect(importPaths.length).toBe 1
expect(importPaths[0]).toContain 'ui-light'
it 'adds theme-* classes to the workspace for each active theme', ->
workspaceElement = document.createElement('nylas-workspace')
jasmine.attachToDOM(workspaceElement)
themeManager.onDidChangeActiveThemes didChangeActiveThemesHandler = jasmine.createSpy()
waitsForPromise ->
themeManager.activateThemes()
runs ->
expect(workspaceElement.classList.contains('theme-ui-light')).toBe(true)
themeManager.onDidChangeActiveThemes didChangeActiveThemesHandler = jasmine.createSpy()
NylasEnv.config.set('core.themes', ['theme-with-ui-variables'])
waitsFor ->
didChangeActiveThemesHandler.callCount > 0
runs ->
# `theme-` twice as it prefixes the name with `theme-`
expect(workspaceElement.classList.contains('theme-theme-with-ui-variables')).toBe(true)
expect(workspaceElement.classList.contains('theme-ui-dark')).toBe(false)
describe "when a theme fails to load", ->
it "logs a warning", ->
NylasEnv.packages.activatePackage('a-theme-that-will-not-be-found')
expect(console.warn.callCount).toBe 1
expect(console.warn.argsForCall[0][0]).toContain "Could not resolve 'a-theme-that-will-not-be-found'"
describe "::requireStylesheet(path)", ->
beforeEach ->
jasmine.snapshotDeprecations()
afterEach ->
jasmine.restoreDeprecationsSnapshot()
it "synchronously loads css at the given path and installs a style tag for it in the head", ->
NylasEnv.styles.onDidAddStyleElement styleElementAddedHandler = jasmine.createSpy("styleElementAddedHandler")
themeManager.onDidChangeStylesheets stylesheetsChangedHandler = jasmine.createSpy("stylesheetsChangedHandler")
themeManager.onDidAddStylesheet stylesheetAddedHandler = jasmine.createSpy("stylesheetAddedHandler")
cssPath = path.join(__dirname, 'fixtures', 'css.css')
lengthBefore = document.querySelectorAll('head style').length
themeManager.requireStylesheet(cssPath)
expect(document.querySelectorAll('head style').length).toBe lengthBefore + 1
expect(styleElementAddedHandler).toHaveBeenCalled()
expect(stylesheetAddedHandler).toHaveBeenCalled()
expect(stylesheetsChangedHandler).toHaveBeenCalled()
element = document.querySelector('head style[source-path*="css.css"]')
expect(element.getAttribute('source-path')).toBe themeManager.stringToId(cssPath)
expect(element.textContent).toBe fs.readFileSync(cssPath, 'utf8')
# doesn't append twice
styleElementAddedHandler.reset()
themeManager.requireStylesheet(cssPath)
expect(document.querySelectorAll('head style').length).toBe lengthBefore + 1
expect(styleElementAddedHandler).not.toHaveBeenCalled()
element .remove()
it "synchronously loads and parses less files at the given path and installs a style tag for it in the head", ->
lessPath = path.join(__dirname, 'fixtures', 'sample.less')
lengthBefore = document.querySelectorAll('head style').length
themeManager.requireStylesheet(lessPath)
lengthAfter = document.querySelectorAll('head style').length
expect(lengthAfter).toBe lengthBefore + 1
element = document.querySelector('head style[source-path*="sample.less"]')
expect(element.getAttribute('source-path')).toBe themeManager.stringToId(lessPath)
expect(element.textContent).toBe """
#header {
color: #4d926f;
}
h2 {
color: #4d926f;
}
"""
# doesn't append twice
themeManager.requireStylesheet(lessPath)
expect(document.querySelectorAll('head style').length).toBe lengthBefore + 1
element.remove()
it "supports requiring css and less stylesheets without an explicit extension", ->
themeManager.requireStylesheet path.join(__dirname, 'fixtures', 'css')
expect(document.querySelector('head style[source-path*="css.css"]').getAttribute('source-path')).toBe themeManager.stringToId(path.join(__dirname, 'fixtures', 'css.css'))
themeManager.requireStylesheet path.join(__dirname, 'fixtures', 'sample')
expect(document.querySelector('head style[source-path*="sample.less"]').getAttribute('source-path')).toBe themeManager.stringToId(path.join(__dirname, 'fixtures', 'sample.less'))
document.querySelector('head style[source-path*="css.css"]').remove()
document.querySelector('head style[source-path*="sample.less"]').remove()
it "returns a disposable allowing styles applied by the given path to be removed", ->
cssPath = require.resolve('./fixtures/css.css')
expect(window.getComputedStyle(document.body)['font-weight']).not.toBe("bold")
disposable = themeManager.requireStylesheet(cssPath)
expect(window.getComputedStyle(document.body)['font-weight']).toBe("bold")
NylasEnv.styles.onDidRemoveStyleElement styleElementRemovedHandler = jasmine.createSpy("styleElementRemovedHandler")
themeManager.onDidRemoveStylesheet stylesheetRemovedHandler = jasmine.createSpy("stylesheetRemovedHandler")
themeManager.onDidChangeStylesheets stylesheetsChangedHandler = jasmine.createSpy("stylesheetsChangedHandler")
disposable.dispose()
expect(window.getComputedStyle(document.body)['font-weight']).not.toBe("bold")
expect(styleElementRemovedHandler).toHaveBeenCalled()
expect(stylesheetRemovedHandler).toHaveBeenCalled()
stylesheet = stylesheetRemovedHandler.argsForCall[0][0]
expect(stylesheet instanceof CSSStyleSheet).toBe true
expect(stylesheet.cssRules[0].selectorText).toBe 'body'
expect(stylesheetsChangedHandler).toHaveBeenCalled()
describe "base style sheet loading", ->
workspaceElement = null
beforeEach ->
workspaceElement = document.createElement('nylas-workspace')
workspaceElement.appendChild document.createElement('nylas-theme-wrap')
jasmine.attachToDOM(workspaceElement)
waitsForPromise ->
themeManager.activateThemes()
runs ->
themeManager.onDidChangeActiveThemes didChangeActiveThemesHandler = jasmine.createSpy()
additionalDelay = null
@waitsForThemeRefresh = ->
waitsFor ->
# We need to wait a bit of additional time for the browser to actually
# apply the CSS to the elements we check.
if didChangeActiveThemesHandler.callCount > 0
additionalDelay ?= Date.now() + 100
return Date.now() > additionalDelay
return false
it "loads the correct values from the theme's ui-variables file", ->
NylasEnv.config.set('core.themes', ['theme-with-ui-variables'])
@waitsForThemeRefresh()
runs ->
# an override loaded in the base css of theme-with-ui-variables
expect(getComputedStyle(workspaceElement)["background-color"]).toBe "rgb(0, 0, 255)"
# a value that is not overridden in the theme
node = document.querySelector('nylas-theme-wrap')
nodeStyle = window.getComputedStyle(node)
expect(nodeStyle['padding-top']).toBe "150px"
expect(nodeStyle['padding-right']).toBe "150px"
expect(nodeStyle['padding-bottom']).toBe "150px"
describe "when there is a theme with incomplete variables", ->
it "loads the correct values from the fallback ui-variables", ->
NylasEnv.config.set('core.themes', ['theme-with-incomplete-ui-variables'])
@waitsForThemeRefresh()
runs ->
# an override loaded in the base css of theme-with-incomplete-ui-variables
expect(getComputedStyle(workspaceElement)["background-color"]).toBe "rgb(0, 0, 255)"
# a value that is not overridden in the theme
node = document.querySelector('nylas-theme-wrap')
nodeStyle = window.getComputedStyle(node)
expect(nodeStyle['background-color']).toBe "rgb(152, 123, 0)"
describe "user stylesheet", ->
userStylesheetPath = null
beforeEach ->
userStylesheetPath = path.join(temp.mkdirSync("nylas-spec"), 'styles.less')
fs.writeFileSync(userStylesheetPath, 'body {border-style: dotted !important;}')
spyOn(NylasEnv.styles, 'getUserStyleSheetPath').andReturn userStylesheetPath
describe "when the user stylesheet changes", ->
beforeEach ->
jasmine.snapshotDeprecations()
afterEach ->
jasmine.restoreDeprecationsSnapshot()
it "reloads it", ->
[styleElementAddedHandler, styleElementRemovedHandler] = []
[stylesheetRemovedHandler, stylesheetAddedHandler, stylesheetsChangedHandler] = []
waitsForPromise ->
themeManager.activateThemes().then ->
runs ->
NylasEnv.styles.onDidRemoveStyleElement styleElementRemovedHandler = jasmine.createSpy("styleElementRemovedHandler")
NylasEnv.styles.onDidAddStyleElement styleElementAddedHandler = jasmine.createSpy("styleElementAddedHandler")
themeManager.onDidChangeStylesheets stylesheetsChangedHandler = jasmine.createSpy("stylesheetsChangedHandler")
themeManager.onDidRemoveStylesheet stylesheetRemovedHandler = jasmine.createSpy("stylesheetRemovedHandler")
themeManager.onDidAddStylesheet stylesheetAddedHandler = jasmine.createSpy("stylesheetAddedHandler")
spyOn(themeManager, 'loadUserStylesheet').andCallThrough()
bodyStyle = window.getComputedStyle(document.body)
expect(bodyStyle['border-style']).toBe "dotted"
fs.writeFileSync(userStylesheetPath, 'body {border-style: dashed}')
waitsFor ->
themeManager.loadUserStylesheet.callCount is 1
runs ->
bodyStyle = window.getComputedStyle(document.body)
expect(bodyStyle['border-style']).toBe "dashed"
expect(styleElementRemovedHandler).toHaveBeenCalled()
expect(styleElementRemovedHandler.argsForCall[0][0].textContent).toContain 'dotted'
expect(stylesheetRemovedHandler).toHaveBeenCalled()
match = null
for rule in stylesheetRemovedHandler.argsForCall[0][0].cssRules
match = rule if rule.selectorText is 'body'
expect(match.style.border).toBe 'dotted'
expect(styleElementAddedHandler).toHaveBeenCalled()
expect(styleElementAddedHandler.argsForCall[0][0].textContent).toContain 'dashed'
expect(stylesheetAddedHandler).toHaveBeenCalled()
match = null
for rule in stylesheetAddedHandler.argsForCall[0][0].cssRules
match = rule if rule.selectorText is 'body'
expect(match.style.border).toBe 'dashed'
expect(stylesheetsChangedHandler).toHaveBeenCalled()
styleElementRemovedHandler.reset()
stylesheetRemovedHandler.reset()
stylesheetsChangedHandler.reset()
fs.removeSync(userStylesheetPath)
waitsFor ->
themeManager.loadUserStylesheet.callCount is 2
runs ->
expect(styleElementRemovedHandler).toHaveBeenCalled()
expect(styleElementRemovedHandler.argsForCall[0][0].textContent).toContain 'dashed'
expect(stylesheetRemovedHandler).toHaveBeenCalled()
waitsFor ->
match = null
for rule in stylesheetRemovedHandler.argsForCall[0][0].cssRules
match = rule if rule.selectorText is 'body'
bodyStyle = window.getComputedStyle(document.body)
match.style.border is 'dashed' and bodyStyle['border-style'] is 'none'
runs ->
expect(stylesheetsChangedHandler).toHaveBeenCalled()
describe "when there is an error reading the stylesheet", ->
addErrorHandler = null
beforeEach ->
themeManager.loadUserStylesheet()
spyOn(themeManager.lessCache, 'cssForFile').andCallFake ->
throw new Error('EACCES permission denied "styles.less"')
it "creates an error notification and does not add the stylesheet", ->
themeManager.loadUserStylesheet()
expect(console.error).toHaveBeenCalled()
note = console.error.mostRecentCall.args[0]
expect(note).toEqual 'EACCES permission denied "styles.less"'
expect(NylasEnv.styles.styleElementsBySourcePath[NylasEnv.styles.getUserStyleSheetPath()]).toBeUndefined()
describe "when there is an error watching the user stylesheet", ->
addErrorHandler = null
beforeEach ->
{File} = require 'pathwatcher'
spyOn(File::, 'onDidChange').andCallFake (event) ->
throw new Error('Unable to watch path')
spyOn(themeManager, 'loadStylesheet').andReturn ''
it "creates an error notification", ->
themeManager.loadUserStylesheet()
expect(console.error).toHaveBeenCalled()
note = console.error.mostRecentCall.args[0]
expect(note).toEqual 'Error: Unable to watch path'
describe "when a non-existent theme is present in the config", ->
beforeEach ->
NylasEnv.config.set('core.themes', ['non-existent-dark-ui'])
waitsForPromise ->
themeManager.activateThemes()
it 'uses the default theme and logs a warning', ->
activeThemeNames = themeManager.getActiveThemeNames()
expect(console.warn.callCount).toBe(1)
expect(activeThemeNames.length).toBe(1)
expect(activeThemeNames).toContain('ui-light')
describe "when in safe mode", ->
beforeEach ->
themeManager = new ThemeManager({packageManager: NylasEnv.packages, resourcePath, configDirPath, safeMode: true})
describe 'when the enabled UI theme is bundled with N1', ->
beforeEach ->
NylasEnv.config.set('core.themes', ['ui-light'])
waitsForPromise ->
themeManager.activateThemes()
it 'uses the enabled themes', ->
activeThemeNames = themeManager.getActiveThemeNames()
expect(activeThemeNames.length).toBe(1)
expect(activeThemeNames).toContain('ui-light')
describe 'when the enabled UI theme is not bundled with N1', ->
beforeEach ->
NylasEnv.config.set('core.themes', ['installed-dark-ui'])
waitsForPromise ->
themeManager.activateThemes()
it 'uses the default UI theme', ->
activeThemeNames = themeManager.getActiveThemeNames()
expect(activeThemeNames.length).toBe(1)
expect(activeThemeNames).toContain('ui-light')
describe 'when the enabled UI theme is not bundled with N1', ->
beforeEach ->
NylasEnv.config.set('core.themes', ['installed-dark-ui'])
waitsForPromise ->
themeManager.activateThemes()
it 'uses the default UI theme', ->
activeThemeNames = themeManager.getActiveThemeNames()
expect(activeThemeNames.length).toBe(1)
expect(activeThemeNames).toContain('ui-light')