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package container
import (
"os"
"testing"
containertypes "github.com/docker/docker/api/types/container"
"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/integration/internal/container"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
"gotest.tools/v3/skip"
)
func TestLinksEtcHostsContentMatch(t *testing.T) {
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, testEnv.IsRootless, "rootless mode has different view of /etc/hosts")
hosts, err := os.ReadFile("/etc/hosts")
skip.If(t, os.IsNotExist(err))
ctx := setupTest(t)
apiClient := testEnv.APIClient()
cID := container.Run(ctx, t, apiClient, container.WithNetworkMode("host"))
res, err := container.Exec(ctx, apiClient, cID, []string{"cat", "/etc/hosts"})
assert.NilError(t, err)
assert.Assert(t, is.Len(res.Stderr(), 0))
assert.Equal(t, 0, res.ExitCode)
assert.Check(t, is.Equal(string(hosts), res.Stdout()))
}
func TestLinksContainerNames(t *testing.T) {
skip.If(t, testEnv.DaemonInfo.OSType == "windows")
ctx := setupTest(t)
apiClient := testEnv.APIClient()
containerA := "first_" + t.Name()
containerB := "second_" + t.Name()
container.Run(ctx, t, apiClient, container.WithName(containerA))
container.Run(ctx, t, apiClient, container.WithName(containerB), container.WithLinks(containerA+":"+containerA))
containers, err := apiClient.ContainerList(ctx, containertypes.ListOptions{
Filters: filters.NewArgs(filters.Arg("name", containerA)),
})
assert.NilError(t, err)
assert.Check(t, is.Equal(1, len(containers)))
assert.Check(t, is.DeepEqual([]string{"/" + containerA, "/" + containerB + "/" + containerA}, containers[0].Names))
}
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