#168 fix bug when there is not subdirectories

accurest-core/src/main/groovy/io/codearte/accurest/TestGenerator.groovy

@@ -76,8 +76,8 @@ class TestGenerator {
 
 	private static String buildPackage(final String packageNameForClass, final String includedDirectoryRelativePath) {
 		String directory = beforeLast(includedDirectoryRelativePath, File.separator)
-		return "$packageNameForClass.${directoryToPackage(directory)}"
-	}
+        return !directory.empty ? "$packageNameForClass.${directoryToPackage(directory)}" : packageNameForClass
+    }
 
 	private static String normalizePath(String path) {
 		return FilenameUtils.separatorsToUnix(path)

accurest-core/src/main/groovy/io/codearte/accurest/util/NamesUtil.groovy

@@ -9,7 +9,7 @@ class NamesUtil {
         if (string?.indexOf(separator) > -1) {
             return string.substring(0, string.lastIndexOf(separator))
         }
-        return string
+        return ''
     }
 
 	static String afterLast(String string, String separator) {

accurest-core/src/test/groovy/io/codearte/accurest/GeneratorScannerSpec.groovy

@@ -7,7 +7,7 @@ class GeneratorScannerSpec extends Specification {
 
 	private SingleTestGenerator classGenerator = Mock(SingleTestGenerator)
 
-	def "should find all .json files and generate 3 classes for them"() {
+	def "should find all .json files and generate 6 classes for them"() {
 		given:
 			File resource = new File(this.getClass().getResource("/directory/with/stubs/stubsRepositoryIndicator").toURI())
 			AccurestConfigProperties properties = new AccurestConfigProperties()
@@ -16,7 +16,7 @@ class GeneratorScannerSpec extends Specification {
 		when:
 			testGenerator.generateTestClasses("com.ofg")
 		then:
-			5 * classGenerator.buildClass(_, _, _) >> "qwerty"
+			6 * classGenerator.buildClass(_, _, _) >> "qwerty"
 	}
 
 	def "should filter other directory"() {
@@ -30,7 +30,7 @@ class GeneratorScannerSpec extends Specification {
 			testGenerator.generateTestClasses("com.ofg")
 		then:
 			1 * classGenerator.buildClass(_, 'differentSpec', _) >> "qwerty"
-			2 * classGenerator.buildClass(_, 'exceptionsSpec', _) >> "qwerty"
+			3 * classGenerator.buildClass(_, 'exceptionsSpec', _) >> "qwerty"
 	}
 
 	def "should ignore file"() {
@@ -55,6 +55,7 @@ class GeneratorScannerSpec extends Specification {
         when:
         	testGenerator.generateTestClasses("com.ofg")
         then:
+			1 * classGenerator.buildClass(_, 'exceptionsSpec', 'com.ofg') >> "spec"
 			1 * classGenerator.buildClass(_, 'exceptionsSpec', 'com.ofg.v1') >> "spec1"
 			1 * classGenerator.buildClass(_, 'exceptionsSpec', 'com.ofg.v2') >> "spec2"
     }