mirror of
https://github.com/pulsar-edit/pulsar.git
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bef7539e34
This commit moves all the remaining concerns not related to decorations out of `DisplayBuffer` and into `TextEditor`. This means the `DisplayBuffer` is now free to be renamed to `DecorationManager`.
86 lines
4.0 KiB
CoffeeScript
86 lines
4.0 KiB
CoffeeScript
DecorationManager = require '../src/decoration-manager'
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_ = require 'underscore-plus'
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describe "DecorationManager", ->
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[decorationManager, buffer, defaultMarkerLayer] = []
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beforeEach ->
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buffer = atom.project.bufferForPathSync('sample.js')
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displayLayer = buffer.addDisplayLayer()
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defaultMarkerLayer = displayLayer.addMarkerLayer()
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decorationManager = new DecorationManager(displayLayer, defaultMarkerLayer)
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waitsForPromise ->
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atom.packages.activatePackage('language-javascript')
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afterEach ->
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decorationManager.destroy()
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buffer.release()
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describe "decorations", ->
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[marker, decoration, decorationProperties] = []
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beforeEach ->
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marker = defaultMarkerLayer.markBufferRange([[2, 13], [3, 15]])
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decorationProperties = {type: 'line-number', class: 'one'}
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decoration = decorationManager.decorateMarker(marker, decorationProperties)
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it "can add decorations associated with markers and remove them", ->
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expect(decoration).toBeDefined()
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expect(decoration.getProperties()).toBe decorationProperties
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expect(decorationManager.decorationForId(decoration.id)).toBe decoration
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expect(decorationManager.decorationsForScreenRowRange(2, 3)[marker.id][0]).toBe decoration
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decoration.destroy()
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expect(decorationManager.decorationsForScreenRowRange(2, 3)[marker.id]).not.toBeDefined()
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expect(decorationManager.decorationForId(decoration.id)).not.toBeDefined()
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it "will not fail if the decoration is removed twice", ->
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decoration.destroy()
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decoration.destroy()
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expect(decorationManager.decorationForId(decoration.id)).not.toBeDefined()
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it "does not allow destroyed markers to be decorated", ->
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marker.destroy()
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expect(->
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decorationManager.decorateMarker(marker, {type: 'overlay', item: document.createElement('div')})
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).toThrow("Cannot decorate a destroyed marker")
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expect(decorationManager.getOverlayDecorations()).toEqual []
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describe "when a decoration is updated via Decoration::update()", ->
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it "emits an 'updated' event containing the new and old params", ->
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decoration.onDidChangeProperties updatedSpy = jasmine.createSpy()
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decoration.setProperties type: 'line-number', class: 'two'
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{oldProperties, newProperties} = updatedSpy.mostRecentCall.args[0]
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expect(oldProperties).toEqual decorationProperties
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expect(newProperties).toEqual {type: 'line-number', gutterName: 'line-number', class: 'two'}
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describe "::getDecorations(properties)", ->
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it "returns decorations matching the given optional properties", ->
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expect(decorationManager.getDecorations()).toEqual [decoration]
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expect(decorationManager.getDecorations(class: 'two').length).toEqual 0
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expect(decorationManager.getDecorations(class: 'one').length).toEqual 1
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describe "::decorateMarker", ->
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describe "when decorating gutters", ->
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[marker] = []
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beforeEach ->
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marker = defaultMarkerLayer.markBufferRange([[1, 0], [1, 0]])
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it "creates a decoration that is both of 'line-number' and 'gutter' type when called with the 'line-number' type", ->
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decorationProperties = {type: 'line-number', class: 'one'}
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decoration = decorationManager.decorateMarker(marker, decorationProperties)
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expect(decoration.isType('line-number')).toBe true
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expect(decoration.isType('gutter')).toBe true
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expect(decoration.getProperties().gutterName).toBe 'line-number'
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expect(decoration.getProperties().class).toBe 'one'
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it "creates a decoration that is only of 'gutter' type if called with the 'gutter' type and a 'gutterName'", ->
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decorationProperties = {type: 'gutter', gutterName: 'test-gutter', class: 'one'}
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decoration = decorationManager.decorateMarker(marker, decorationProperties)
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expect(decoration.isType('gutter')).toBe true
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expect(decoration.isType('line-number')).toBe false
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expect(decoration.getProperties().gutterName).toBe 'test-gutter'
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expect(decoration.getProperties().class).toBe 'one'
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