fix(testers): ensure RuleTester verifies meta property

Related to #165

Author: nikku

lib/testers/rule-tester.js

@@ -41,7 +41,8 @@ function verify(ruleName, rule, testCases) {
 
       testCases.valid.forEach(({ config = {}, it: _it, moddleElement, name }, idx) => (
 
-        (_it || it)(getTitle(idx, name), function() {
+        (_it || it)(getTitle(idx, name), async function() {
+
           return (
             Promise.resolve(moddleElement)
               .then(moddleRoot => {
@@ -70,9 +71,14 @@ function verify(ruleName, rule, testCases) {
             ];
           }
 
+          const {
+            meta
+          } = await linter.resolveRule(name, config);
+
           const expectedResults = report.map(report => {
             return {
               ...report,
+              meta,
               category: 'error'
             };
           });

test/spec/testers/rule-tester-spec.mjs

@@ -149,6 +149,34 @@ describe('rule-tester', function() {
 
     });
 
+
+    describe('with <meta>', function() {
+
+      const meta = { foo: 1 };
+
+      verify('with-local-config', (config) => {
+        return {
+          check: (node, reporter) => {
+            reporter.report(node.get('id'), config);
+          },
+          meta
+        };
+      }, {
+        valid: [],
+        invalid: [
+          {
+            name: 'with config',
+            config: 'foo',
+            moddleElement: createModdle('<bpmn:Task id="Task_1" />', 'bpmn:Task'),
+            report: {
+              id: 'Task_1',
+              message: 'foo'
+            }
+          }
+        ]
+      });
+
+    });
   });
 
 });