Remove unused imports

app/src/test/java/com/example/hpos/ExampleUnitTest.kt

@@ -1,9 +1,8 @@
 package com.example.hpos
 
+import org.junit.Assert.assertEquals
 import org.junit.Test
 
-import org.junit.Assert.*
-
 /**
  * Example local unit test, which will execute on the development machine (host).
  *

app/src/test/java/com/example/hpos/OtherTests.kt

@@ -1,8 +1,7 @@
 package com.example.hpos
 
 import org.junit.Test
-import java.util.*
-import java.util.concurrent.atomic.AtomicLong
+import java.util.Date
 
 class OtherTests {
 

app/src/test/java/com/example/hpos/TestDataGenerator.kt

@@ -1,10 +1,6 @@
 package com.example.hpos
 
-import org.junit.Test
 import java.io.File
-import java.io.InputStream
-import java.util.*
-import kotlin.collections.ArrayList
 
 class TestDataGenerator {