Add tests for build command

test/src/commands/build.js

@@ -0,0 +1,57 @@
+import { spawnSync } from "node:child_process";
+import assert from 'node:assert/strict';
+import { mkdtemp, readFile, readdir, rm, writeFile } from "node:fs/promises";
+import { tmpdir } from "node:os";
+import { join, resolve } from "node:path";
+import { chdir } from "node:process";
+import Configuration from "../../../lib/configuration.js";
+import { existsSync } from "node:fs";
+
+describe("build command", function () {
+  const rootDirectory = process.cwd();
+  const pathToPostdoc = resolve(rootDirectory, "bin/postdoc.js");
+
+  let tmpDir;
+  before(async function (done) {
+    tmpDir = await mkdtemp(join(tmpdir(), ".foo"));
+    chdir(tmpDir);
+
+    spawnSync("node", [pathToPostdoc, "init", "--name", "."]);
+
+    const filename = "package.json";
+    const fileContent = await readFile(filename, "utf8");
+    const finalContent = fileContent.replace(
+      /"postdoc":\s*"(.*?)"/g,
+      `"postdoc": "file:${rootDirectory.replaceAll("\\", "/")}"`
+    );
+    await writeFile(filename, finalContent);
+
+    spawnSync("npm", ["install"], {shell: true});
+
+    await Configuration.initialise({});
+
+    done();
+  });
+
+  after(async function (done) {
+    chdir(rootDirectory);
+    await rm(tmpDir, { recursive: true });
+    done();
+  });
+
+  test("check if build command produced folder with builded assets", async function() {
+    const configuration = Configuration.get();
+
+    spawnSync("npm", ["run", "build"], {shell: true});
+
+    const outputFolder = configuration.directories.output;
+
+    const folderExists = existsSync(outputFolder);
+
+    assert.equal(folderExists, true);
+
+    const files = await readdir(outputFolder);
+
+    assert.equal(files.length > 0, true);
+  })
+})