spot-the-diff.go

func waitForStatus(c *check.C, name string, prev string, expected string) {
	prev = prev + "\n"
	expected = expected + "\n"
	for {
		out, _ := dockerCmd(c, "inspect", "--format={{.State.Status}}", name)
		if out == expected {
			return
		}
		c.Check(out, checker.Equals, prev)
		if out != prev {
			return
		}
		time.Sleep(100 * time.Millisecond)
	}
}

func waitForHealthStatus(c *check.C, name string, prev string, expected string) {
	prev = prev + "\n"
	expected = expected + "\n"
	for {
		out, _ := dockerCmd(c, "inspect", "--format={{.State.Health.Status}}", name)
		if out == expected {
			return
		}
		c.Check(out, checker.Equals, prev)
		if out != prev {
			return
		}
		time.Sleep(100 * time.Millisecond)
	}
}