feat: lang arg + test

Author: vltansky

lib/cli.js

@@ -76,7 +76,7 @@ const onLoad = async (targetDir, version, argv) => {
   const questions = [
     {
       type: "autocomplete",
-      name: "lang",
+      name: "langChoice",
       message: "Select language",
       choices: langListOut,
       suggest: async (input, choices) => {
@@ -86,15 +86,17 @@ const onLoad = async (targetDir, version, argv) => {
       },
     },
   ];
-
-  let { lang } = await prompts(questions);
-  if (lang === "custom") {
-    let { customLang } = await prompts({
-      type: "text",
-      name: "customLang",
-      message: "Enter custom language code",
-    });
-    lang = customLang;
+  let lang = argv.lang || null;
+  if (!lang) {
+    let { langChoice } = await prompts(questions);
+    if (langChoice === "custom") {
+      let { customLang } = await prompts({
+        type: "text",
+        name: "customLang",
+        message: "Enter custom language code",
+      });
+      langChoice = customLang;
+    }
   }
   try {
     const indexFile = targetDir + "/index.html";

tests/test.js

@@ -34,7 +34,12 @@ const cases = [
 const versionFolder = (version = null) =>
   version ? `./out/${version}` : defaultDir;
 
-const runCli = async ({ version = null, dir = null, skip = false }) => {
+const runCli = async ({
+  version = null,
+  dir = null,
+  skip = false,
+  lang = null,
+}) => {
   let argvs = [];
   let prevCwd;
   if (dir) {
@@ -51,6 +56,9 @@ const runCli = async ({ version = null, dir = null, skip = false }) => {
   if (skip) {
     argvs.push("-y");
   }
+  if (lang) {
+    argvs.push("--lang=" + lang);
+  }
 
   await cli(argvs);
   if (prevCwd) {
@@ -158,3 +166,15 @@ describe("Unexpected errors", () => {
     }
   });
 });
+
+describe("lang", () => {
+  test("lang", async () => {
+    await runCli({
+      lang: "en-US",
+      dir: "./out/lang_en-US",
+    });
+    const fileContent = await fs.readFile("./out/lang_en-US/index.html");
+    expect(fileContent.indexOf(`lang="en-US"`) > -1).toBe(true);
+    // await fs.remove(versionFolder(version));
+  });
+});