diff --git a/lib/commands/platform-clean.ts b/lib/commands/platform-clean.ts
index d2ff1106dc..2918d9c396 100644
--- a/lib/commands/platform-clean.ts
+++ b/lib/commands/platform-clean.ts
@@ -18,7 +18,7 @@ export class CleanCommand implements ICommand {
 			this.$errors.fail("No platform specified. Please specify a platform to clean");
 		}
 
-		_.each(args, arg => this.$platformService.validatePlatform(arg, this.$projectData));
+		_.each(args, arg => this.$platformService.validatePlatformInstalled(arg, this.$projectData));
 
 		return true;
 	}
diff --git a/lib/definitions/platform.d.ts b/lib/definitions/platform.d.ts
index 974d2e7067..9268d5cca8 100644
--- a/lib/definitions/platform.d.ts
+++ b/lib/definitions/platform.d.ts
@@ -130,6 +130,11 @@ interface IPlatformService extends NodeJS.EventEmitter {
 
 	cleanDestinationApp(platform: string, appFilesUpdaterOptions: IAppFilesUpdaterOptions, platformTemplate: string, projectData: IProjectData, platformSpecificData: IPlatformSpecificData): Promise<void>;
 	validatePlatformInstalled(platform: string, projectData: IProjectData): void;
+
+	/**
+	 * Ensures the passed platform is a valid one (from the supported ones)
+	 * and that it can be built on the current OS
+	 */
 	validatePlatform(platform: string, projectData: IProjectData): void;
 
 	/**
diff --git a/test/platform-commands.ts b/test/platform-commands.ts
index 429168da5e..8791bfec88 100644
--- a/test/platform-commands.ts
+++ b/test/platform-commands.ts
@@ -3,6 +3,7 @@ import * as stubs from "./stubs";
 import * as PlatformAddCommandLib from "../lib/commands/add-platform";
 import * as PlatformRemoveCommandLib from "../lib/commands/remove-platform";
 import * as PlatformUpdateCommandLib from "../lib/commands/update-platform";
+import * as PlatformCleanCommandLib from "../lib/commands/platform-clean";
 import * as PlatformServiceLib from '../lib/services/platform-service';
 import * as StaticConfigLib from "../lib/config";
 import * as CommandsServiceLib from "../lib/common/services/commands-service";
@@ -19,7 +20,6 @@ import { MobilePlatformsCapabilities } from "../lib/mobile-platforms-capabilitie
 import { DevicePlatformsConstants } from "../lib/common/mobile/device-platforms-constants";
 import { XmlValidator } from "../lib/xml-validator";
 import * as ChildProcessLib from "../lib/common/child-process";
-import { CleanCommand } from "../lib/commands/platform-clean";
 import ProjectChangesLib = require("../lib/services/project-changes-service");
 
 let isCommandExecuted = true;
@@ -105,6 +105,7 @@ function createTestInjector() {
 	testInjector.registerCommand("platform|add", PlatformAddCommandLib.AddPlatformCommand);
 	testInjector.registerCommand("platform|remove", PlatformRemoveCommandLib.RemovePlatformCommand);
 	testInjector.registerCommand("platform|update", PlatformUpdateCommandLib.UpdatePlatformCommand);
+	testInjector.registerCommand("platform|clean", PlatformCleanCommandLib.CleanCommand);
 	testInjector.register("lockfile", {});
 	testInjector.register("resources", {});
 	testInjector.register("commandsServiceProvider", {
@@ -146,11 +147,13 @@ function createTestInjector() {
 describe('Platform Service Tests', () => {
 	let platformService: IPlatformService, testInjector: IInjector;
 	let commandsService: ICommandsService;
+	let fs: IFileSystem;
 	beforeEach(() => {
 		testInjector = createTestInjector();
 		testInjector.register("fs", stubs.FileSystemStub);
 		commandsService = testInjector.resolve("commands-service");
 		platformService = testInjector.resolve("platformService");
+		fs = testInjector.resolve("fs");
 	});
 
 	describe("platform commands tests", () => {
@@ -301,6 +304,12 @@ describe('Platform Service Tests', () => {
 		});
 
 		describe("#CleanPlatformCommand", () => {
+			beforeEach(() => {
+				fs.exists = (platform: string) => {
+					return false;
+				};
+			});
+
 			it("is not executed when platform is not passed", async () => {
 				isCommandExecuted = false;
 				commandsService.executeCommandUnchecked = async (commandName: string): Promise<boolean> => {
@@ -330,18 +339,25 @@ describe('Platform Service Tests', () => {
 			});
 
 			it("is executed when platform is valid", async () => {
+				let commandsExecutedCount = 0;
 				isCommandExecuted = false;
 				commandsService.executeCommandUnchecked = async (commandName: string): Promise<boolean> => {
 					if (commandName !== "help") {
 						isCommandExecuted = true;
+						commandsExecutedCount++;
 					}
 
 					return false;
 				};
 
+				fs.exists = (platform: string) => {
+					return platform === "android";
+				};
+
 				await commandsService.tryExecuteCommand("platform|add", ["android"]);
 				await commandsService.tryExecuteCommand("platform|clean", ["android"]);
 				assert.isTrue(isCommandExecuted);
+				assert.isTrue(commandsExecutedCount === 2);
 			});
 
 			it("is not executed when platform is not added", async () => {
@@ -359,23 +375,30 @@ describe('Platform Service Tests', () => {
 			});
 
 			it("is executed when all platforms are valid", async () => {
+				let commandsExecutedCount = 0;
 				isCommandExecuted = false;
 				commandsService.executeCommandUnchecked = async (commandName: string): Promise<boolean> => {
 
 					if (commandName !== "help") {
 						isCommandExecuted = true;
+						commandsExecutedCount++;
 					}
 
 					return false;
 				};
 
+				fs.exists = (platform: string) => {
+					return ["android", "ios"].indexOf(platform) !== -1;
+				};
+
 				await commandsService.tryExecuteCommand("platform|add", ["android"]);
 				await commandsService.tryExecuteCommand("platform|add", ["ios"]);
 				await commandsService.tryExecuteCommand("platform|clean", ["android", "ios"]);
 				assert.isTrue(isCommandExecuted);
+				assert.isTrue(commandsExecutedCount === 3);
 			});
 
-			it("is not executed when at least on platform is not added", async () => {
+			it("is not executed when at least one platform is not added", async () => {
 				isCommandExecuted = false;
 				commandsService.executeCommandUnchecked = async (commandName: string): Promise<boolean> => {
 					if (commandName !== "help") {
@@ -385,6 +408,10 @@ describe('Platform Service Tests', () => {
 					return false;
 				};
 
+				fs.exists = (platform: string) => {
+					return platform === "android";
+				};
+
 				await commandsService.tryExecuteCommand("platform|clean", ["android", "ios"]);
 				assert.isFalse(isCommandExecuted);
 			});
@@ -405,7 +432,6 @@ describe('Platform Service Tests', () => {
 
 			it("will call removePlatform and addPlatform on the platformService passing the provided platforms", async () => {
 				let platformActions: { action: string, platforms: string[] }[] = [];
-				testInjector.registerCommand("platform|clean", CleanCommand);
 				let cleanCommand = testInjector.resolveCommand("platform|clean");
 
 				platformService.removePlatforms = async (platforms: string[]) => {