@Test public void evictAll() { Picasso picasso = new Picasso.Builder(RuntimeEnvironment.application).indicatorsEnabled(true).build(); picasso.cache.set("key", Bitmap.createBitmap(1, 1, ALPHA_8)); assertThat(picasso.cache.size()).isEqualTo(1); picasso.evictAll(); assertThat(picasso.cache.size()).isEqualTo(0); }