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Add docker api version parameter (#372)

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* Add docker api version parameter

* Note for minimum supported version

* Tests for EnvConfig
This commit is contained in:
Kaloyan Raev 2019-08-25 13:37:20 +03:00 • committed by Simon Aronsson
parent 7f7db72686
commit f820eb5b3a
4 changed files with 63 additions and 8 deletions
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39
internal/flags/flags_test.go Normal file
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package flags
import (
"os"
"testing"
"github.com/spf13/cobra"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestEnvConfig_Defaults(t *testing.T) {
cmd := new(cobra.Command)
SetDefaults()
RegisterDockerFlags(cmd)
err := EnvConfig(cmd)
require.NoError(t, err)
assert.Equal(t, "unix:///var/run/docker.sock", os.Getenv("DOCKER_HOST"))
assert.Equal(t, "", os.Getenv("DOCKER_TLS_VERIFY"))
assert.Equal(t, DockerAPIMinVersion, os.Getenv("DOCKER_API_VERSION"))
}
func TestEnvConfig_Custom(t *testing.T) {
cmd := new(cobra.Command)
SetDefaults()
RegisterDockerFlags(cmd)
err := cmd.ParseFlags([]string{"--host", "some-custom-docker-host", "--tlsverify", "--api-version", "1.99"})
require.NoError(t, err)
err = EnvConfig(cmd)
require.NoError(t, err)
assert.Equal(t, "some-custom-docker-host", os.Getenv("DOCKER_HOST"))
assert.Equal(t, "1", os.Getenv("DOCKER_TLS_VERIFY"))
assert.Equal(t, "1.99", os.Getenv("DOCKER_API_VERSION"))
}