added sample app unit tests

sample/src/main/java/org/aerogear/graphqlandroid/validate/ValidateUserInputs.kt

@@ -0,0 +1,61 @@
+package org.aerogear.graphqlandroid.validate
+
+import java.util.regex.Pattern
+
+
+object ValidateUserInputs {
+	fun checkUserTitle(x1: String): String{
+		if(validateUserTitle(x1)){
+			return x1
+		}
+		throw Exception("Exception: Null Title")
+	}
+	fun validateUserTitle(x1: String): Boolean{
+    	if (x1.isBlank()){
+    		return false
+    	}
+    	return true
+    }
+	fun checkUserFirstName(x2: String): String{
+		if(validateUserFirstName(x2)){
+			return x2
+		}
+		throw Exception("Exception: Null FirstName")
+	}
+	fun validateUserFirstName(x2: String): Boolean{
+    	if (x2.isNullOrBlank()){
+    		return false
+    	}
+    	return true
+    }
+	fun checkUserLastName(x3: String): String{
+		if(validateUserLastName(x3)){
+			return x3
+		}
+		throw Exception("Exception: Null LastName")
+	}
+	fun validateUserLastName(x3: String): Boolean{
+    	if (x3.isNullOrBlank()){
+    		return false
+    	}
+    	return true
+    }
+	fun checkUserEmail(x4: String): String{
+		if(validateUserEmail(x4)){
+			return x4
+		}
+		throw Exception("Exception: Invalid Email")
+	}
+	fun validateUserEmail(x4: String): Boolean{
+		val EMAIL_PATTERN = Pattern.compile(
+			"[a-zA-Z0-9\\+\\.\\_\\%\\-\\+]{1,256}" +
+					"\\@" +
+					"[a-zA-Z0-9][a-zA-Z0-9\\-]{0,64}" +
+					"(" +
+					"\\." +
+					"[a-zA-Z0-9][a-zA-Z0-9\\-]{0,25}" +
+					")+"
+		)
+		return EMAIL_PATTERN.matcher(x4).matches()
+    }
+}

sample/src/test/java/org/aerogear/graphqlandroid/SampleAndroidAppUnitTest.kt

@@ -0,0 +1,40 @@
+package org.aerogear.graphqlandroid
+
+import org.junit.Test
+import org.junit.Assert.*
+import org.aerogear.graphqlandroid.validate.ValidateUserInputs
+
+class SampleAndroidAppUnitTest {
+    @Test
+    fun validateUserTitleisTrue(){
+    	assertTrue(ValidateUserInputs.validateUserTitle("test title"))
+    }
+    @Test
+    fun validateUserTitleisfalse(){
+    	assertFalse(ValidateUserInputs.validateUserTitle(""))
+    }
+    @Test
+    fun validateUserFirstNameisTrue(){
+        assertTrue(ValidateUserInputs.validateUserFirstName("test first name"))
+    }
+    @Test
+    fun validateUserFirstNameisfalse(){
+        assertFalse(ValidateUserInputs.validateUserFirstName(""))
+    }
+    @Test
+    fun validateUserLastNameisTrue(){
+        assertTrue(ValidateUserInputs.validateUserLastName("test last name"))
+    }
+    @Test
+    fun validateUserLastNameisfalse(){
+        assertFalse(ValidateUserInputs.validateUserLastName(""))
+    }
+    @Test
+    fun validateUserEmailisTrue(){
+        assertTrue(ValidateUserInputs.validateUserEmail("test@test.com"))
+    }
+    @Test
+    fun validateUserEmailisfalse(){
+        assertFalse(ValidateUserInputs.validateUserEmail("test@test"))
+    }
+}