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path: root/test/integration/container.go
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package test

import (
	"context"
	"net/http"
	"net/url"
	"strconv"
	"strings"
	"testing"

	xcontainer "github.com/docker/docker/api/types/container"
	"github.com/docker/docker/api/types/network"
	"github.com/docker/go-connections/nat"
	"github.com/stretchr/testify/require"
	"github.com/testcontainers/testcontainers-go"
	"github.com/testcontainers/testcontainers-go/wait"
	"github.com/xlgmokha/x/pkg/env"
	"github.com/xlgmokha/x/pkg/x"
)

func normalizeIssuer(t *testing.T, issuer string) (string, int) {
	for _, loopback := range []string{"0.0.0.0", "127.0.0.1", "[::]", "localhost"} {
		issuer = strings.Replace(issuer, loopback, testcontainers.HostInternal, 1)
	}

	u, err := url.Parse(issuer)
	require.NoError(t, err)
	port, err := strconv.Atoi(u.Port())
	require.NoError(t, err)

	return issuer, port
}

func NewContainer(t *testing.T, ctx context.Context, envVars map[string]string) *testcontainers.DockerContainer {
	require.Equal(t, http.StatusOK, HttpGet(t, ctx, envVars["OIDC_ISSUER"]+"/.well-known/openid-configuration").StatusCode)
	container, err := testcontainers.Run(
		ctx,
		env.Fetch("IMAGE_TAG", "sparkled:invalid"),
		containerOptions(t, envVars)...,
	)
	require.NoError(t, err)
	return container
}

func containerOptions(t *testing.T, envVars map[string]string) []testcontainers.ContainerCustomizer {
	options := []testcontainers.ContainerCustomizer{
		testcontainers.WithEnv(envVars),
		testcontainers.WithLogConsumers(&LogConsumer{t: t}),
		// testcontainers.WithWaitStrategy(wait.ForLog("Listening on").WithStartupTimeout(10 * time.Second)),
		testcontainers.WithWaitStrategy(wait.ForListeningPort(x.Must(nat.NewPort("tcp", "10000")))),
	}

	if isGitlabCI(t) {
		options = append(options, testcontainers.WithHostConfigModifier(func(cfg *xcontainer.HostConfig) {
			cfg.NetworkMode = xcontainer.NetworkMode(network.NetworkHost)
		}))
	} else {
		issuer, port := normalizeIssuer(t, envVars["OIDC_ISSUER"])
		envVars["OIDC_ISSUER"] = issuer

		options = append(options, testcontainers.WithExposedPorts("8080/tcp", "9901/tcp", "10000/tcp"))
		options = append(options, testcontainers.WithHostPortAccess(port))
	}

	return options
}

func isGitlabCI(t *testing.T) bool {
	t.Logf("CI? %v", env.Fetch("CI", ""))
	return env.Fetch("CI", "") == "true"
}