package e2e

import "testing"

// TestCINetwork checks that CI_NETWORK reaches the container create call.
// An engine network is how a CI container gets IPv6 or an isolated segment.
func TestCINetwork(t *testing.T) {
	networkMode := func(m *mockDocker) any {
		host, _ := m.createBody()["HostConfig"].(map[string]any)
		return host["NetworkMode"]
	}

	t.Run("unset leaves the engine default", func(t *testing.T) {
		e, m, admin := ciEnv(t)
		m.queueExec(execResp{output: "hi\n"})
		sha := ciSeedToml(e, ciSimpleTOML)
		runID := ciTrigger(e, admin, sha, nil)
		if got := ciWaitForRun(e, runID); got != "success" {
			t.Fatalf("status = %q", got)
		}
		if got := networkMode(m); got != nil {
			t.Errorf("NetworkMode = %v, want absent", got)
		}
	})

	t.Run("set joins that network", func(t *testing.T) {
		e, m, admin := ciEnv(t, "CI_NETWORK", "hearthforge-ci")
		m.queueExec(execResp{output: "hi\n"})
		sha := ciSeedToml(e, ciSimpleTOML)
		runID := ciTrigger(e, admin, sha, nil)
		if got := ciWaitForRun(e, runID); got != "success" {
			t.Fatalf("status = %q", got)
		}
		if got := networkMode(m); got != "hearthforge-ci" {
			t.Errorf("NetworkMode = %v", got)
		}
	})
}