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moby--moby/integration/build/build_squash_test.go
Sebastiaan van Stijn 9a3911ced8
Fix TestBuildWithSession, TestBuildSquashParent using wrong daemon during test
These tests were spinning up a new daemon, but after the daemon was spun up,
the default test-daemon was used by the client.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2018-12-24 13:03:54 +01:00

109 lines
2.9 KiB
Go

package build
import (
"bytes"
"context"
"io"
"io/ioutil"
"strings"
"testing"
"github.com/docker/docker/api/types"
"github.com/docker/docker/integration/internal/container"
"github.com/docker/docker/internal/test/daemon"
"github.com/docker/docker/internal/test/fakecontext"
"github.com/docker/docker/pkg/stdcopy"
"gotest.tools/assert"
is "gotest.tools/assert/cmp"
"gotest.tools/skip"
)
func TestBuildSquashParent(t *testing.T) {
skip.If(t, testEnv.DaemonInfo.OSType == "windows")
skip.If(t, !testEnv.DaemonInfo.ExperimentalBuild)
skip.If(t, testEnv.IsRemoteDaemon, "cannot run daemon when remote daemon")
d := daemon.New(t, daemon.WithExperimental)
d.StartWithBusybox(t)
defer d.Stop(t)
client := d.NewClientT(t)
dockerfile := `
FROM busybox
RUN echo hello > /hello
RUN echo world >> /hello
RUN echo hello > /remove_me
ENV HELLO world
RUN rm /remove_me
`
// build and get the ID that we can use later for history comparison
ctx := context.Background()
source := fakecontext.New(t, "", fakecontext.WithDockerfile(dockerfile))
defer source.Close()
name := "test"
resp, err := client.ImageBuild(ctx,
source.AsTarReader(t),
types.ImageBuildOptions{
Remove: true,
ForceRemove: true,
Tags: []string{name},
})
assert.NilError(t, err)
_, err = io.Copy(ioutil.Discard, resp.Body)
resp.Body.Close()
assert.NilError(t, err)
inspect, _, err := client.ImageInspectWithRaw(ctx, name)
assert.NilError(t, err)
origID := inspect.ID
// build with squash
resp, err = client.ImageBuild(ctx,
source.AsTarReader(t),
types.ImageBuildOptions{
Remove: true,
ForceRemove: true,
Squash: true,
Tags: []string{name},
})
assert.NilError(t, err)
_, err = io.Copy(ioutil.Discard, resp.Body)
resp.Body.Close()
assert.NilError(t, err)
cid := container.Run(t, ctx, client,
container.WithImage(name),
container.WithCmd("/bin/sh", "-c", "cat /hello"),
)
reader, err := client.ContainerLogs(ctx, cid, types.ContainerLogsOptions{
ShowStdout: true,
})
assert.NilError(t, err)
actualStdout := new(bytes.Buffer)
actualStderr := ioutil.Discard
_, err = stdcopy.StdCopy(actualStdout, actualStderr, reader)
assert.NilError(t, err)
assert.Check(t, is.Equal(strings.TrimSpace(actualStdout.String()), "hello\nworld"))
container.Run(t, ctx, client,
container.WithImage(name),
container.WithCmd("/bin/sh", "-c", "[ ! -f /remove_me ]"),
)
container.Run(t, ctx, client,
container.WithImage(name),
container.WithCmd("/bin/sh", "-c", `[ "$(echo $HELLO)" == "world" ]`),
)
origHistory, err := client.ImageHistory(ctx, origID)
assert.NilError(t, err)
testHistory, err := client.ImageHistory(ctx, name)
assert.NilError(t, err)
inspect, _, err = client.ImageInspectWithRaw(ctx, name)
assert.NilError(t, err)
assert.Check(t, is.Len(testHistory, len(origHistory)+1))
assert.Check(t, is.Len(inspect.RootFS.Layers, 2))
}