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// Copyright 2018 Ryan Dahl <ry@tinyclouds.org>
// All rights reserved. MIT License.
package deno
import (
"bytes"
"io/ioutil"
"net"
"net/http"
"os"
"os/exec"
"path"
"strings"
"testing"
)
var denoFn string
// Some tests require an HTTP server. We start one here.
// Note that "localhost:4545" is hardcoded into the tests at the moment,
// so if the server runs on a different port, it will fail.
func startServer() {
l, err := net.Listen("tcp", ":4545")
if err != nil {
panic(err)
}
rootHandler := http.FileServer(http.Dir("."))
go func() {
if err := http.Serve(l, rootHandler); err != nil {
panic(err)
}
}()
}
func listTestFiles() []string {
files, err := ioutil.ReadDir("testdata")
if err != nil {
panic(err)
}
out := make([]string, 0)
for _, file := range files {
fn := file.Name()
if strings.HasSuffix(fn, ".out") {
out = append(out, fn)
}
}
return out
}
func checkOutput(t *testing.T, outFile string) {
outFile = path.Join("testdata", outFile)
jsFile := strings.TrimSuffix(outFile, ".out")
expected, err := ioutil.ReadFile(outFile)
if err != nil {
t.Fatal(err.Error())
}
actual, _, err := deno(jsFile)
if err != nil {
t.Fatal(err.Error())
}
if bytes.Compare(actual, expected) != 0 {
t.Fatalf(`Actual output does not match expected.
-----Actual-------------------
%s-----Expected-----------------
%s------------------------------`, string(actual), string(expected))
}
}
func deno(inputFn string) (actual []byte, cachedir string, err error) {
cachedir, err = ioutil.TempDir("", "TestIntegration")
if err != nil {
panic(err)
}
cmd := exec.Command(denoFn, "--cachedir="+cachedir, inputFn)
var out bytes.Buffer
cmd.Stdout = &out
err = cmd.Run()
if err == nil {
actual = out.Bytes()
}
return
}
func integrationTestSetup() {
if denoFn == "" {
startServer()
cwd, err := os.Getwd()
if err != nil {
panic(err)
}
denoFn = path.Join(cwd, "deno")
}
}
func TestIntegrationFiles(t *testing.T) {
integrationTestSetup()
outFiles := listTestFiles()
for _, outFile := range outFiles {
t.Run(outFile, func(t *testing.T) {
checkOutput(t, outFile)
})
}
}
func TestIntegrationUrlArgs(t *testing.T) {
integrationTestSetup()
// Using good port 4545
_, cachedir, err := deno("http://localhost:4545/testdata/001_hello.js")
if err != nil {
t.Fatalf("Expected success. %s", err.Error())
}
cacheFn := path.Join(cachedir, "src/localhost:4545/testdata/001_hello.js")
println("good cacheFn", cacheFn)
if !exists(cacheFn) {
t.Fatalf("Expected 200 at '%s'", cacheFn)
}
// TODO check output
// Using bad port 4546 instead of 4545.
_, cachedir, err = deno("http://localhost:4546/testdata/001_hello.js")
if err == nil {
t.Fatalf("Expected 404. %s", err.Error())
}
// Check that cache dir is emtpy.
cacheFn = path.Join(cachedir, "src/localhost:4546/testdata/001_hello.js")
println("bad cacheFn", cacheFn)
if exists(cacheFn) {
t.Fatalf("Expected 404 at '%s'", cacheFn)
}
}
func TestErrors(t *testing.T) {
integrationTestSetup()
_, _, err := deno("testdata/013_async_throw.ts")
if err == nil {
t.Fatalf("Expected error.")
}
_, _, err = deno("testdata/007_stack_trace.ts")
if err == nil {
t.Fatalf("Expected error.")
}
}
func TestTestsTs(t *testing.T) {
integrationTestSetup()
cmd := exec.Command(denoFn, "tests.ts")
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err := cmd.Run()
if err != nil {
t.Fatal(err.Error())
}
}
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