@Test public void shouldCheckIfTestSku() throws Exception {

    SkuDetails sku = new SkuDetails(INAPP, "123", "1.99", "ACME", "A great ACME flamethrower");
    assertThat(sku.isTestSku()).isFalse();
    SkuDetails test = new SkuDetails(INAPP, "android.test.foo", "1.99", "ACME", "A great ACME flamethrower");
    assertThat(test.isTestSku()).isTrue();
}