A flaky test with behavior that depends on the density of the device

Flaky6SpacerTest.kt

/* Copyright 2023 Google LLC.	
   SPDX-License-Identifier: Apache-2.0 */

@Ignore("Flaky test, don't do this!)
@Test
fun checkHeightOfColumn() {
    lateinit var density: Density
    lateinit var layoutCoordinates: LayoutCoordinates
    composeTestRule.setContent {
        density = LocalDensity.current
        Column(
            Modifier.onPlaced { layoutCoordinates = it }
        ) {
            repeat(6) {
                Spacer(Modifier.height(10.dp))
            }
        }
    }
    composeTestRule.waitForIdle()
    assertEquals(with(density) { 60.dp.roundToPx() }, layoutCoordinates.size.height)
}