Add some end to end testing to cover our ass and avoid losing pages

Ref #1114

This commit show a bug btw, related to pagination.

docs/__tests__/__snapshots__/index.js.snap

@@ -0,0 +1,22 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`should build docs correctly 1`] = `
+Array [
+  "404.html",
+  "docs/getting-started/index.html",
+  "index.html",
+  "news/2017/06/introducing-1.0.0-alpha/index.html",
+  "news/after/:after/index.html",
+  "news/index.html",
+  "showcase/index.html",
+  "showcase/tag/blog/index.html",
+  "showcase/tag/business/index.html",
+  "showcase/tag/community/index.html",
+  "showcase/tag/docs/index.html",
+  "showcase/tag/event/index.html",
+  "showcase/tag/learning/index.html",
+  "showcase/tag/multi-languages/index.html",
+  "showcase/tag/open-source/index.html",
+  "showcase/tag/service/index.html",
+]
+`;

docs/__tests__/index.js

@@ -0,0 +1,12 @@
+import globby from "globby";
+
+it("should build docs correctly", () => {
+  const testFolder = __dirname + "/../dist";
+  const files = globby.sync("**/*", {
+    cwd: testFolder,
+    nodir: true
+  });
+
+  // should have html files
+  expect(files.filter(file => file.endsWith(".html"))).toMatchSnapshot();
+});

package.json

@@ -26,6 +26,7 @@
     "eslint-plugin-react-native": "^2.3.2",
     "flow-bin": "^0.47.0",
     "git-exec-and-restage": "^1.0.1",
+    "globby": "^6.1.0",
     "husky": "^0.13.3",
     "jest": "^20.0.0",
     "lerna": "^2.0.0-rc.5",
@@ -50,9 +51,9 @@
     "lint:eslint": "eslint --ignore-path .gitignore --fix packages e2e-tests",
     "lint:flow": "flow check",
     "lint": "npm-run-all --parallel lint:*",
-    "tests": "cross-env jest --runInBand --coverage packages",
+    "tests": "jest --runInBand --coverage packages",
     "docs:start": "cd docs && npm start",
-    "docs:test": "cd docs && npm test",
+    "docs:test": "cd docs && npm test && jest docs",
     "docs:deploy": "cd docs && npm run deploy",
     "pretest": "npm run -s transpile && npm run -s lint",
     "test": "npm run -s tests",