Restore existing jobs and fix rebase (7c99eff3) issues

tests/e2e/e2e_test.go

@@ -3,8 +3,13 @@ package e2e
 import (
 	nomadApi "github.com/hashicorp/nomad/api"
 	"github.com/stretchr/testify/suite"
+	"gitlab.hpi.de/codeocean/codemoon/poseidon/api"
+	"gitlab.hpi.de/codeocean/codemoon/poseidon/api/dto"
 	"gitlab.hpi.de/codeocean/codemoon/poseidon/config"
 	"gitlab.hpi.de/codeocean/codemoon/poseidon/logging"
+	"gitlab.hpi.de/codeocean/codemoon/poseidon/tests"
+	"gitlab.hpi.de/codeocean/codemoon/poseidon/tests/helpers"
+	"net/http"
 	"os"
 	"testing"
 	"time"
@@ -51,8 +56,35 @@ func TestMain(m *testing.M) {
 	if err != nil {
 		log.WithError(err).Fatal("Could not create Nomad client")
 	}
-	// ToDo: Add Nomad job here when it is possible to create execution environments. See #26.
 	log.Info("Test Run")
+	createDefaultEnvironment()
+
+	// wait for environment to become ready
+	<-time.After(10 * time.Second)
+
 	code := m.Run()
+	cleanupJobsForEnvironment(&testing.T{}, "0")
 	os.Exit(code)
 }
+
+func createDefaultEnvironment() {
+	path := helpers.BuildURL(api.BasePath, api.EnvironmentsPath, tests.DefaultEnvironmentIDAsString)
+
+	request := dto.ExecutionEnvironmentRequest{
+		PrewarmingPoolSize: 10,
+		CPULimit:           100,
+		MemoryLimit:        100,
+		Image:              "drp.codemoon.xopic.de/openhpi/co_execenv_python:3.8",
+		NetworkAccess:      false,
+		ExposedPorts:       nil,
+	}
+
+	resp, err := helpers.HttpPutJSON(path, request)
+	if err != nil || resp.StatusCode != http.StatusCreated && resp.StatusCode != http.StatusNoContent {
+		log.Fatal("Couldn't create default environment for e2e tests")
+	}
+	err = resp.Body.Close()
+	if err != nil {
+		log.Fatal("Failed closing body")
+	}
+}