Add footprints to coverage, streamline coverage script call

package.json

@@ -12,7 +12,7 @@
     "scripts": {
         "build": "rollup -c",
         "test": "mocha -r chai/register-should test/index.js",
-        "coverage": "nyc --reporter=html --reporter=text mocha -r chai/register-should test/index.js"
+        "coverage": "nyc --reporter=html --reporter=text npm test"
     },
     "dependencies": {
         "fs-extra": "^9.0.1",
@@ -33,7 +33,7 @@
     "nyc": {
         "all": true,
         "include": [
-            "src/*.js"
+            "src/**/*.js"
         ],
         "exclude": [
             "src/cli.js",

test/index.js

@@ -18,6 +18,7 @@ const cap = s => s.charAt(0).toUpperCase() + s.slice(1)
 for (const part of ['points', 'outlines', 'cases', 'pcbs']) {
     if (what && !what.includes(part)) continue
     describe(cap(part), function() {
+        this.timeout(120000)
         const dir = path.join(__dirname, part)
         for (const input_path of glob.sync(path.join(dir, '*.yaml'))) {
             const basename = path.basename(input_path, '.yaml')