reg/vendor/github.com/docker/docker-ce/components/engine/integration-cli/docker_cli_rm_test.go

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package main
import (
"github.com/docker/docker/integration-cli/checker"
"github.com/docker/docker/integration-cli/cli/build"
"github.com/go-check/check"
)
func (s *DockerSuite) TestRmContainerOrphaning(c *check.C) {
dockerfile1 := `FROM busybox:latest
ENTRYPOINT ["true"]`
img := "test-container-orphaning"
dockerfile2 := `FROM busybox:latest
ENTRYPOINT ["true"]
MAINTAINER Integration Tests`
// build first dockerfile
buildImageSuccessfully(c, img, build.WithDockerfile(dockerfile1))
img1 := getIDByName(c, img)
// run container on first image
dockerCmd(c, "run", img)
// rebuild dockerfile with a small addition at the end
buildImageSuccessfully(c, img, build.WithDockerfile(dockerfile2))
// try to remove the image, should not error out.
out, _, err := dockerCmdWithError("rmi", img)
c.Assert(err, check.IsNil, check.Commentf("Expected to removing the image, but failed: %s", out))
// check if we deleted the first image
out, _ = dockerCmd(c, "images", "-q", "--no-trunc")
c.Assert(out, checker.Contains, img1, check.Commentf("Orphaned container (could not find %q in docker images): %s", img1, out))
}