Replace Node test runner with golang one.

Makefile

@@ -6,7 +6,6 @@ TS_FILES = \
 	msg.pb.js \
 	os.ts \
 	runtime.ts \
-	test.js \
 	timers.ts \
 	tsconfig.json \
 	types.ts \
@@ -69,7 +68,6 @@ fmt: node_modules
 	clang-format msg.proto -i
 
 test: deno
-	node test.js
+	go test -v
-	go test
 
 .PHONY: test lint clean distclean

integration_test.go

@@ -0,0 +1,86 @@
+package main
+
+import (
+	"bytes"
+	"io/ioutil"
+	"net"
+	"net/http"
+	"os"
+	"os/exec"
+	"path"
+	"strings"
+	"testing"
+)
+
+// Some tests require an HTTP server. We start one here.
+// Because we process tests synchronously in this program we must run
+// the server as a subprocess.
+// 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, denoFn string) {
+	outFile = path.Join("testdata", outFile)
+	jsFile := strings.TrimSuffix(outFile, ".out")
+
+	expected, err := ioutil.ReadFile(outFile)
+	if err != nil {
+		t.Fatal(err.Error())
+	}
+
+	cmd := exec.Command(denoFn, jsFile, "--reload")
+	var out bytes.Buffer
+	cmd.Stdout = &out
+	err = cmd.Run()
+	if err != nil {
+		t.Fatal(err.Error())
+	}
+	actual := out.Bytes()
+	if bytes.Compare(actual, expected) != 0 {
+		t.Fatalf(`Actual output does not match expected.
+-----Actual-------------------
+%s-----Expected-----------------
+%s------------------------------`, string(actual), string(expected))
+	}
+}
+
+func TestIntegration(t *testing.T) {
+	startServer()
+	cwd, err := os.Getwd()
+	if err != nil {
+		panic(err)
+	}
+	denoFn := path.Join(cwd, "deno")
+	outFiles := listTestFiles()
+	for _, outFile := range outFiles {
+		t.Run(outFile, func(t *testing.T) {
+			CheckOutput(t, outFile, denoFn)
+		})
+	}
+}

package.json

@@ -9,7 +9,6 @@
     "@types/source-map-support": "^0.4.0",
     "base64-js": "^1.3.0",
     "espree": "^3.5.3",
-    "http-server": "^0.11.1",
     "jsdoc": "^3.5.5",
     "parcel-bundler": "^1.8.1",
     "prettier": "^1.12.1",

test.js

@@ -1,52 +0,0 @@
-#!/usr/bin/env node
-// Do not include this file from other parts of the code. We use node to
-// bootstrap a test runner.
-
-const fs = require("fs");
-const path = require("path");
-const { spawn, execFileSync } = require("child_process");
-
-// Some tests require an HTTP server. We start one here.
-// Because we process tests synchronously in this program we must run
-// the server as a subprocess.
-// Note that "localhost:4545" is hardcoded into the tests at the moment,
-// so if the server runs on a different port, it will fail.
-const httpServerArgs = ["node_modules/.bin/http-server", __dirname, "-p 4545"];
-const server = spawn(process.execPath, httpServerArgs, {
-  cwd: __dirname,
-  stdio: "inherit"
-});
-// TODO: For some reason the http-server doesn't exit properly
-// when this program dies. So we force it with the exit handler here.
-server.unref();
-process.on("exit", () => server.kill("SIGINT"));
-
-const testdataDir = path.join(__dirname, "testdata");
-const denoFn = path.join(__dirname, "deno");
-const files = fs
-  .readdirSync(testdataDir)
-  .filter(fn => fn.endsWith(".out"))
-  .map(fn => path.join(testdataDir, fn));
-
-function deno(inFile) {
-  let args = [inFile];
-  console.log("deno", ...args);
-  return execFileSync(denoFn, args);
-}
-
-for (const outFile of files) {
-  const inFile = outFile.replace(/\.out$/, "");
-  let stdoutBuffer = deno(inFile);
-  let outFileBuffer = fs.readFileSync(outFile);
-  if (0 != Buffer.compare(stdoutBuffer, outFileBuffer)) {
-    throw Error(`test error
---- stdoutBuffer - ${inFile}
-${stdoutBuffer.toString()}
---- outFileBuffer - ${outFile}
-${outFileBuffer.toString()}
----------------------
-    `);
-  }
-}
-
-console.log("Tests done");

yarn.lock

@@ -181,10 +181,6 @@ async-limiter@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.0.tgz#78faed8c3d074ab81f22b4e985d79e8738f720f8"
 
-async@^1.5.2:
-  version "1.5.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
-
 atob@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.1.tgz#ae2d5a729477f289d60dd7f96a6314a22dd6c22a"
@@ -1044,10 +1040,6 @@ colormin@^1.0.5:
     css-color-names "0.0.4"
     has "^1.0.1"
 
-colors@1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/colors/-/colors-1.0.3.tgz#0433f44d809680fdeb60ed260f1b0c262e82a40b"
-
 colors@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
@@ -1118,10 +1110,6 @@ core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
-corser@~2.0.0:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/corser/-/corser-2.0.1.tgz#8eda252ecaab5840dcd975ceb90d9370c819ff87"
-
 create-ecdh@^4.0.0:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.3.tgz#c9111b6f33045c4697f144787f9254cdc77c45ff"
@@ -1282,12 +1270,6 @@ debug@2.6.9, debug@^2.1.2, debug@^2.2.0, debug@^2.3.3, debug@^2.6.8, debug@^2.6.
   dependencies:
     ms "2.0.0"
 
-debug@^3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
-  dependencies:
-    ms "2.0.0"
-
 decamelize@^1.0.0, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -1424,15 +1406,6 @@ duplexer2@~0.1.4:
   dependencies:
     readable-stream "^2.0.2"
 
-ecstatic@^3.0.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/ecstatic/-/ecstatic-3.2.0.tgz#1b1aee1ca7c6b99cfb5cf6c9b26b481b90c4409f"
-  dependencies:
-    he "^1.1.1"
-    mime "^1.4.1"
-    minimist "^1.1.0"
-    url-join "^2.0.2"
-
 editorconfig@^0.13.2:
   version "0.13.3"
   resolved "https://registry.yarnpkg.com/editorconfig/-/editorconfig-0.13.3.tgz#e5219e587951d60958fd94ea9a9a008cdeff1b34"
@@ -1539,10 +1512,6 @@ etag@~1.8.1:
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
 
-eventemitter3@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.0.tgz#090b4d6cdbd645ed10bf750d4b5407942d7ba163"
-
 events@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/events/-/events-1.1.1.tgz#9ebdb7635ad099c70dcc4c2a1f5004288e8bd924"
@@ -1622,12 +1591,6 @@ flatten@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/flatten/-/flatten-1.0.2.tgz#dae46a9d78fbe25292258cc1e780a41d95c03782"
 
-follow-redirects@^1.0.0:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.4.1.tgz#d8120f4518190f55aac65bb6fc7b85fcd666d6aa"
-  dependencies:
-    debug "^3.1.0"
-
 for-in@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
@@ -1786,10 +1749,6 @@ hash.js@^1.0.0, hash.js@^1.0.3:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.0"
 
-he@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
-
 hmac-drbg@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
@@ -1840,27 +1799,6 @@ http-errors@~1.6.2:
     setprototypeof "1.1.0"
     statuses ">= 1.4.0 < 2"
 
-http-proxy@^1.8.1:
-  version "1.17.0"
-  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.17.0.tgz#7ad38494658f84605e2f6db4436df410f4e5be9a"
-  dependencies:
-    eventemitter3 "^3.0.0"
-    follow-redirects "^1.0.0"
-    requires-port "^1.0.0"
-
-http-server@^0.11.1:
-  version "0.11.1"
-  resolved "https://registry.yarnpkg.com/http-server/-/http-server-0.11.1.tgz#2302a56a6ffef7f9abea0147d838a5e9b6b6a79b"
-  dependencies:
-    colors "1.0.3"
-    corser "~2.0.0"
-    ecstatic "^3.0.0"
-    http-proxy "^1.8.1"
-    opener "~1.4.0"
-    optimist "0.6.x"
-    portfinder "^1.0.13"
-    union "~0.4.3"
-
 https-browserify@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-1.0.0.tgz#ec06c10e0a34c0f2faf199f7fd7fc78fffd03c73"
@@ -2316,10 +2254,6 @@ mime@1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.4.1.tgz#121f9ebc49e3766f311a76e1fa1c8003c4b03aa6"
 
-mime@^1.4.1:
-  version "1.6.0"
-  resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
-
 minimalistic-assert@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz#2e194de044626d4a10e7f7fbc00ce73e83e4d5c7"
@@ -2338,14 +2272,10 @@ minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@^1.1.0, minimist@^1.1.3, minimist@^1.2.0:
+minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-minimist@~0.0.1:
-  version "0.0.10"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
-
 minipass@^2.2.1, minipass@^2.2.4:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/minipass/-/minipass-2.3.0.tgz#2e11b1c46df7fe7f1afbe9a490280add21ffe384"
@@ -2366,7 +2296,7 @@ mixin-deep@^1.2.0:
     for-in "^1.0.2"
     is-extendable "^1.0.1"
 
-mkdirp@0.5.x, mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
+mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -2582,23 +2512,12 @@ once@^1.3.0:
   dependencies:
     wrappy "1"
 
-opener@~1.4.0:
-  version "1.4.3"
-  resolved "https://registry.yarnpkg.com/opener/-/opener-1.4.3.tgz#5c6da2c5d7e5831e8ffa3964950f8d6674ac90b8"
-
 opn@^5.1.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/opn/-/opn-5.3.0.tgz#64871565c863875f052cfdf53d3e3cb5adb53b1c"
   dependencies:
     is-wsl "^1.1.0"
 
-optimist@0.6.x:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
 optionator@^0.8.1:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
@@ -2744,14 +2663,6 @@ physical-cpu-count@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/physical-cpu-count/-/physical-cpu-count-2.0.0.tgz#18de2f97e4bf7a9551ad7511942b5496f7aba660"
 
-portfinder@^1.0.13:
-  version "1.0.13"
-  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.13.tgz#bb32ecd87c27104ae6ee44b5a3ccbf0ebb1aede9"
-  dependencies:
-    async "^1.5.2"
-    debug "^2.2.0"
-    mkdirp "0.5.x"
-
 posix-character-classes@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
@@ -3074,10 +2985,6 @@ q@^1.1.2:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/q/-/q-1.5.1.tgz#7e32f75b41381291d04611f1bf14109ac00651d7"
 
-qs@~2.3.3:
-  version "2.3.3"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-2.3.3.tgz#e9e85adbe75da0bbe4c8e0476a086290f863b404"
-
 query-string@^4.1.0:
   version "4.3.4"
   resolved "https://registry.yarnpkg.com/query-string/-/query-string-4.3.4.tgz#bbb693b9ca915c232515b228b1a02b609043dbeb"
@@ -3221,10 +3128,6 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
-requires-port@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
-
 requizzle@~0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/requizzle/-/requizzle-0.2.1.tgz#6943c3530c4d9a7e46f1cddd51c158fc670cdbde"
@@ -3786,12 +3689,6 @@ union-value@^1.0.0:
     is-extendable "^0.1.1"
     set-value "^0.4.3"
 
-union@~0.4.3:
-  version "0.4.6"
-  resolved "https://registry.yarnpkg.com/union/-/union-0.4.6.tgz#198fbdaeba254e788b0efcb630bc11f24a2959e0"
-  dependencies:
-    qs "~2.3.3"
-
 uniq@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/uniq/-/uniq-1.0.1.tgz#b31c5ae8254844a3a8281541ce2b04b865a734ff"
@@ -3825,10 +3722,6 @@ urix@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/urix/-/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
 
-url-join@^2.0.2:
-  version "2.0.5"
-  resolved "https://registry.yarnpkg.com/url-join/-/url-join-2.0.5.tgz#5af22f18c052a000a48d7b82c5e9c2e2feeda728"
-
 url@^0.11.0:
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/url/-/url-0.11.0.tgz#3838e97cfc60521eb73c525a8e55bfdd9e2e28f1"
@@ -3901,10 +3794,6 @@ wordwrap@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
 
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-
 wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"