import { test } from '@japa/runner'
import { DiskSpace } from '#services/disk_space'

test.group('DiskSpace', () => {
  test('short below the floor, fine again a margin above it; off without a floor', async ({ assert }) => {
    let gb = 15
    const space = new DiskSpace('probing', '/', 12, async () => gb * 1e9, 0)
    assert.isFalse(await space.short())
    gb = 11.5
    assert.isTrue(await space.short())
    // Back over the floor, not yet over the margin: still short.
    gb = 12.5
    assert.isTrue(await space.short())
    gb = 13.1
    assert.isFalse(await space.short())
    assert.isFalse(await new DiskSpace('probing', '/', 0, async () => 0, 0).short())
  })

  test('measures a real filesystem', async ({ assert }) => {
    assert.isFalse(await new DiskSpace('probing', '/', 0.001).short())
  })
})