Merge pull request #126 from Sage/directory-coverage

Directory coverage

Author: kof

lib/coverage.js

@@ -59,7 +59,6 @@ exports.instrument = function(options) {
             files = Array.isArray(files) ? files : [files];
             return files.some(function(f) {
                 if (typeof f === 'string') return file.indexOf(f) === 0;
-                else if (f instanceof RegExp) return f.test(file);
                 else throw new Error("invalid entry in options.coverage.files: " + typeof f);
             });
         } else {

test/fixtures/coverage-multiple-code.js

@@ -0,0 +1 @@
+module.exports = require('./coverage-code')

test/testrunner.js

@@ -191,6 +191,40 @@ chain.add('coverage', function() {
     });
 });
 
+chain.add('coverage-multiple', function() {
+    tr.options.coverage = true;
+    tr.run({
+        code: fixtures + '/coverage-multiple-code.js',
+        tests: fixtures + '/coverage-test.js',
+        coverage: {
+            files: [
+                fixtures + '/coverage-multiple-code.js',
+                fixtures + '/coverage-code.js'
+            ],
+        },
+    }, function(err, res) {
+        var stat = {
+            files: 1,
+            tests: 2,
+            assertions: 3,
+            failed: 0,
+            passed: 3,
+            coverage: {
+                files: 1,
+                statements: { covered: 7, total: 8 },
+                branches: { covered: 0, total: 0 },
+                functions: { covered: 3, total: 4 },
+                lines: { covered: 7, total: 8 }
+            }
+        };
+        delete res.runtime;
+        a.equal(err, null, 'no errors');
+        a.deepEqual(stat, res, 'coverage multiple code testing works');
+        tr.options.coverage = false;
+        chain.next();
+    });
+});
+
 if (generators.support) {
     chain.add('generators', function() {
         tr.run({