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|
package docker
import (
"encoding/json"
"net/http"
"reflect"
"strconv"
"testing"
)
func TestListContainers(t *testing.T) {
t.Parallel()
jsonContainers := `[
{
"Id": "8dfafdbc3a40",
"Image": "base:latest",
"Command": "echo 1",
"Created": 1367854155,
"Ports":[{"PrivatePort": 2222, "PublicPort": 3333, "Type": "tcp"}],
"Status": "Exit 0"
},
{
"Id": "9cd87474be90",
"Image": "base:latest",
"Command": "echo 222222",
"Created": 1367854155,
"Ports":[{"PrivatePort": 2222, "PublicPort": 3333, "Type": "tcp"}],
"Status": "Exit 0"
},
{
"Id": "3176a2479c92",
"Image": "base:latest",
"Command": "echo 3333333333333333",
"Created": 1367854154,
"Ports":[{"PrivatePort": 2221, "PublicPort": 3331, "Type": "tcp"}],
"Status": "Exit 0"
},
{
"Id": "4cb07b47f9fb",
"Image": "base:latest",
"Command": "echo 444444444444444444444444444444444",
"Ports":[{"PrivatePort": 2223, "PublicPort": 3332, "Type": "tcp"}],
"Created": 1367854152,
"Status": "Exit 0"
}
]`
var expected []APIContainers
err := json.Unmarshal([]byte(jsonContainers), &expected)
if err != nil {
t.Fatal(err)
}
client := newTestClient(&FakeRoundTripper{message: jsonContainers, status: http.StatusOK})
containers, err := client.ListContainers(ListContainersOptions{})
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(containers, expected) {
t.Errorf("ListContainers: Expected %#v. Got %#v.", expected, containers)
}
}
func TestListContainersParams(t *testing.T) {
t.Parallel()
tests := []struct {
input ListContainersOptions
params map[string][]string
}{
{ListContainersOptions{}, map[string][]string{}},
{ListContainersOptions{All: true}, map[string][]string{"all": {"1"}}},
{ListContainersOptions{All: true, Limit: 10}, map[string][]string{"all": {"1"}, "limit": {"10"}}},
{
ListContainersOptions{All: true, Limit: 10, Since: "adf9983", Before: "abdeef"},
map[string][]string{"all": {"1"}, "limit": {"10"}, "since": {"adf9983"}, "before": {"abdeef"}},
},
{
ListContainersOptions{Filters: map[string][]string{"status": {"paused", "running"}}},
map[string][]string{"filters": {"{\"status\":[\"paused\",\"running\"]}"}},
},
{
ListContainersOptions{All: true, Filters: map[string][]string{"exited": {"0"}, "status": {"exited"}}},
map[string][]string{"all": {"1"}, "filters": {"{\"exited\":[\"0\"],\"status\":[\"exited\"]}"}},
},
}
const expectedPath = "/containers/json"
for _, tt := range tests {
test := tt
t.Run("", func(t *testing.T) {
t.Parallel()
fakeRT := &FakeRoundTripper{message: "[]", status: http.StatusOK}
client := newTestClient(fakeRT)
if _, err := client.ListContainers(test.input); err != nil {
t.Error(err)
}
got := map[string][]string(fakeRT.requests[0].URL.Query())
if !reflect.DeepEqual(got, test.params) {
t.Errorf("Expected %#v, got %#v.", test.params, got)
}
if path := fakeRT.requests[0].URL.Path; path != expectedPath {
t.Errorf("Wrong path on request. Want %q. Got %q.", expectedPath, path)
}
if meth := fakeRT.requests[0].Method; meth != http.MethodGet {
t.Errorf("Wrong HTTP method. Want GET. Got %s.", meth)
}
})
}
}
func TestListContainersFailure(t *testing.T) {
t.Parallel()
tests := []struct {
status int
message string
}{
{400, "bad parameter"},
{500, "internal server error"},
}
for _, tt := range tests {
test := tt
t.Run(strconv.Itoa(test.status), func(t *testing.T) {
t.Parallel()
client := newTestClient(&FakeRoundTripper{message: test.message, status: test.status})
expected := Error{Status: test.status, Message: test.message}
containers, err := client.ListContainers(ListContainersOptions{})
if !reflect.DeepEqual(expected, *err.(*Error)) {
t.Errorf("Wrong error in ListContainers. Want %#v. Got %#v.", expected, err)
}
if len(containers) > 0 {
t.Errorf("ListContainers failure. Expected empty list. Got %#v.", containers)
}
})
}
}
|
