moby/client/options_test.go
Sebastiaan van Stijn eae20b1a1b
client: extract FromEnv parts to separate WithXX options
Implements three options;

- WithTLSClientConfigFromEnv()
- WithHostFromEnv()
- WithVersionFromEnv()

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-02-10 17:15:40 +01:00

54 lines
1.5 KiB
Go

package client
import (
"testing"
"time"
"github.com/docker/docker/api"
"gotest.tools/v3/assert"
"gotest.tools/v3/env"
)
func TestOptionWithHostFromEnv(t *testing.T) {
c, err := NewClientWithOpts(WithHostFromEnv())
assert.NilError(t, err)
assert.Check(t, c.client != nil)
assert.Equal(t, c.host, DefaultDockerHost)
assert.Equal(t, c.proto, defaultProto)
assert.Equal(t, c.addr, defaultAddr)
assert.Equal(t, c.basePath, "")
defer env.Patch(t, "DOCKER_HOST", "tcp://foo.example.com:2376/test/")()
c, err = NewClientWithOpts(WithHostFromEnv())
assert.NilError(t, err)
assert.Check(t, c.client != nil)
assert.Equal(t, c.host, "tcp://foo.example.com:2376/test/")
assert.Equal(t, c.proto, "tcp")
assert.Equal(t, c.addr, "foo.example.com:2376")
assert.Equal(t, c.basePath, "/test/")
}
func TestOptionWithTimeout(t *testing.T) {
timeout := 10 * time.Second
c, err := NewClientWithOpts(WithTimeout(timeout))
assert.NilError(t, err)
assert.Check(t, c.client != nil)
assert.Equal(t, c.client.Timeout, timeout)
}
func TestOptionWithVersionFromEnv(t *testing.T) {
c, err := NewClientWithOpts(WithVersionFromEnv())
assert.NilError(t, err)
assert.Check(t, c.client != nil)
assert.Equal(t, c.version, api.DefaultVersion)
assert.Equal(t, c.manualOverride, false)
defer env.Patch(t, "DOCKER_API_VERSION", "2.9999")()
c, err = NewClientWithOpts(WithVersionFromEnv())
assert.NilError(t, err)
assert.Check(t, c.client != nil)
assert.Equal(t, c.version, "2.9999")
assert.Equal(t, c.manualOverride, true)
}