add init generator test

Author: wangjiejacques

CodeGenerator.xcodeproj/project.pbxproj

@@ -124,7 +124,7 @@
 		A01E469F1E105EE900395AED /* FuncMocker.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = FuncMocker.swift; sourceTree = "<group>"; };
 		A031BD381E8D1126003235D5 /* GenerateInitCommand.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = GenerateInitCommand.swift; sourceTree = "<group>"; };
 		A031BD3A1E8D11D6003235D5 /* InitGenerator.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = InitGenerator.swift; sourceTree = "<group>"; };
-		A031BD3D1E8D187C003235D5 /* GeneratedInit.txt */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = GeneratedInit.txt; sourceTree = "<group>"; };
+		A031BD3D1E8D187C003235D5 /* GeneratedInit.txt */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = GeneratedInit.txt; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.swift; };
 		A031BD3F1E8D191E003235D5 /* InitGeneratorTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = InitGeneratorTests.swift; sourceTree = "<group>"; };
 		A03920591E0F3A7B005A6E89 /* CodeGenerator.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = CodeGenerator.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		A039205C1E0F3A7B005A6E89 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };

CodeGeneratorTests/EquatableClazz.txt

@@ -2,10 +2,4 @@ class EquatableClazz {
     var var0: Int!
     let var1: String
     var var2: Bool?
-
-    init(var0: Int?, var1: String, var2: Bool?) {
-        self.var0 = var0
-        self.var1 = var1
-        self.var2 = var2
-    }
 }

CodeGeneratorTests/GeneratedInit.txt

@@ -1,5 +1,6 @@
-class EquatableClazz {
-    var var0: Int!
-    let var1: String
-    var var2: Bool?
-}
+
+    init(var0: Int?, var1: String, var2: Bool?) {
+        self.var0 = var0
+        self.var1 = var1
+        self.var2 = var2
+    }

Generate.../InitGenerator.swift

@@ -31,7 +31,7 @@ struct InitGenerator: Generator {
 
     var lines: [String] {
         var lines = [String]()
-       
+        
         return lines
     }
 }