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Add one test case for check diff in container and committed image

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The test steps are:
1. Start a container and touch a file under /tmp
2. Use diff to check the container
3. commit the change into a new image
4. Use diff to check the image

Signed-off-by: Yiqiao Pu <ypu@redhat.com>

Closes: #643
Approved by: mheon
This commit is contained in:
Yiqiao Pu
2018-04-19 17:45:00 +08:00
committed by Atomic Bot
parent 27107fdac1
commit f2658ecda2
1 changed files with 21 additions and 0 deletions
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21
test/e2e/diff_test.go
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@ -2,6 +2,7 @@ package integration
import (
"os"
"sort"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
@ -47,4 +48,24 @@ var _ = Describe("Podman diff", func() {
Expect(session.ExitCode()).To(Equal(0))
Expect(session.IsJSONOutputValid()).To(BeTrue())
})
It("podman diff container and committed image", func() {
session := podmanTest.Podman([]string{"run", "--name=diff-test", ALPINE, "touch", "/tmp/diff-test"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"diff", "diff-test"})
session.WaitWithDefaultTimeout()
containerDiff := session.OutputToStringArray()
sort.Strings(containerDiff)
Expect(session.LineInOutputContains("C /tmp")).To(BeTrue())
Expect(session.LineInOutputContains("A /tmp/diff-test")).To(BeTrue())
session = podmanTest.Podman([]string{"commit", "diff-test", "diff-test-img"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"diff", "diff-test-img"})
session.WaitWithDefaultTimeout()
imageDiff := session.OutputToStringArray()
sort.Strings(imageDiff)
Expect(imageDiff).To(Equal(containerDiff))
})
})