1 files changed, 8 insertions, 0 deletions
diff --git a/test/assertions.js b/test/assertions.js
index b40a518..a1c2eb9 100644
--- a/test/assertions.js
+++ b/test/assertions.js
@@ -9,3 +9,11 @@ should.Assertion.add('file', function(file, description) {
     this.obj.options.should.have.property('output').which.is.a.String;
     this.assert(fs.existsSync(path.resolve(this.obj.options.output, file)));
 });
+
+should.Assertion.add('jsonfile', function(file, description) {
+    this.params = { operator: 'have valid jsonfile ' + file, message: description };
+
+    this.obj.should.have.property('options').which.is.an.Object;
+    this.obj.options.should.have.property('output').which.is.a.String;
+    this.assert(JSON.parse(fs.readFileSync(path.resolve(this.obj.options.output, file), { encoding: "utf-8" })));
+});