Issue #29 Command and file autocomplete

spec/autocomplete-spec.coffee

@@ -0,0 +1,82 @@
+fs = require 'fs-plus'
+path = require 'path'
+os = require 'os'
+uuid = require 'node-uuid'
+
+helpers = require './spec-helper'
+AutoComplete = require '../lib/autocomplete'
+
+describe "autocomplete functionality", ->
+  beforeEach ->
+    @autoComplete = new AutoComplete(['taba', 'tabb', 'tabc'])
+    @testDir = path.join(os.tmpdir(), "atom-ex-mode-spec-#{uuid.v4()}")
+    @testFile1 = path.join(@testDir, "atom-ex-testfile-a.txt")
+    @testFile2 = path.join(@testDir, "atom-ex-testfile-b.txt")
+
+    runs =>
+      fs.makeTreeSync(@testDir)
+      fs.closeSync(fs.openSync(@testFile1, 'w'));
+      fs.closeSync(fs.openSync(@testFile2, 'w'));
+      spyOn(@autoComplete, 'resetCompletion').andCallThrough()
+      spyOn(@autoComplete, 'getFilePathCompletion').andCallThrough()
+      spyOn(@autoComplete, 'getCommandCompletion').andCallThrough()
+
+  afterEach ->
+    fs.removeSync(@testDir)
+
+  describe "autocomplete commands", ->
+    beforeEach ->
+      @completed = @autoComplete.getAutocomplete('tab')
+
+    it "returns taba", ->
+      expect(@completed).toEqual('taba')
+
+    it "calls command function", ->
+      expect(@autoComplete.getCommandCompletion.callCount).toBe(1)
+
+  describe "autocomplete commands, then autoComplete again", ->
+    beforeEach ->
+      @completed = @autoComplete.getAutocomplete('tab')
+      @completed = @autoComplete.getAutocomplete('tab')
+
+    it "returns tabb", ->
+      expect(@completed).toEqual('tabb')
+
+    it "calls command function", ->
+      expect(@autoComplete.getCommandCompletion.callCount).toBe(1)
+
+  describe "autocomplete directory", ->
+    beforeEach ->
+      filePath = path.join(os.tmpdir(), 'atom-ex-mode-spec-')
+      @completed = @autoComplete.getAutocomplete('tabe ' + filePath)
+
+    it "returns testDir", ->
+      expected = 'tabe ' + @testDir + path.sep
+      expect(@completed).toEqual(expected)
+
+    it "clears autocomplete", ->
+      expect(@autoComplete.resetCompletion.callCount).toBe(1)
+
+  describe "autocomplete directory, then autocomplete again", ->
+    beforeEach ->
+      filePath = path.join(os.tmpdir(), 'atom-ex-mode-spec-')
+      @completed = @autoComplete.getAutocomplete('tabe ' + filePath)
+      @completed = @autoComplete.getAutocomplete(@completed)
+
+    it "returns test file 1", ->
+      expect(@completed).toEqual('tabe ' + @testFile1)
+
+    it "lists files twice", ->
+      expect(@autoComplete.getFilePathCompletion.callCount).toBe(2)
+
+  describe "autocomplete full directory, then autocomplete again", ->
+    beforeEach ->
+      filePath = path.join(@testDir, 'a')
+      @completed = @autoComplete.getAutocomplete('tabe ' + filePath)
+      @completed = @autoComplete.getAutocomplete(@completed)
+
+    it "returns test file 2", ->
+      expect(@completed).toEqual('tabe ' + @testFile2)
+
+    it "lists files once", ->
+      expect(@autoComplete.getFilePathCompletion.callCount).toBe(1)