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Add diff command with emtpy string testcase 

Signed-off-by: Antonio Murdaca <runcom@linux.com>
This commit is contained in:
Antonio Murdaca 2015-07-08 10:44:48 +02:00
parent 37771c122b
commit 9d84d4c2cc
1 changed files with 7 additions and 0 deletions
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7
integration-cli/docker_cli_diff_test.go
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@ -108,3 +108,10 @@ func (s *DockerSuite) TestDiffEnsureOnlyKmsgAndPtmx(c *check.C) {
}
}
}
// https://github.com/docker/docker/pull/14381#discussion_r33859347
func (s *DockerSuite) TestDiffEmptyArgClientError(c *check.C) {
out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "diff", ""))
c.Assert(err, check.NotNil)
c.Assert(strings.TrimSpace(out), check.Equals, "Container name cannot be empty")
}