chaijs 1.10 allows to write lint-friendly tests

More details chaijs/chai#297

.jshintrc

@@ -46,6 +46,5 @@
   "strict": false,
   "white": false,
   "eqnull": true,
-  "esnext": true,
-  "expr": true
+  "esnext": true
 }

tests/describe-component-test.js

@@ -82,7 +82,7 @@ describeComponent('pretty-color', {
 
   it("has the correct className", function() {
     // first call to this.$() renders the component.
-    expect(this.$().is('.pretty-color')).to.be.true;
+    expect(this.$().is('.pretty-color')).to.be.true();
   });
 
   it("uses the correct custom template", function() {

tests/describe-model-test.js

@@ -44,7 +44,7 @@ describeModel('whazzit', 'model:whazzit without adapter', {
 
   it('model exists as subject', function() {
     var model = this.subject();
-    expect(model).to.exist;
+    expect(model).to.exist();
     expect(model).to.be.an.instanceof(DS.Model);
     expect(model).to.be.an.instanceof(Whazzit);
   });
@@ -86,13 +86,13 @@ describeModel('whazzit', 'model:whazzit with custom adapter', {
     var model = this.subject(),
         store = this.store();
 
-    expect(whazzitAdapterFindAllCalled).to.be.false;
+    expect(whazzitAdapterFindAllCalled).to.be.false();
 
     store = this.store();
 
     return Ember.run(function() {
       return store.find('whazzit').then(function() {
-        expect(whazzitAdapterFindAllCalled).to.be.true;
+        expect(whazzitAdapterFindAllCalled).to.be.true();
         done();
       });
     });
@@ -125,4 +125,3 @@ describeModel('whazzit', 'model:whazzit with application adapter', {
   });
 
 });
-

tests/it-test.js

@@ -42,13 +42,13 @@ describe('it', function() {
   });
 
   it('does not throw errors when you mark a pending spec', function() {
-    expect(pendingError).to.be.null;
+    expect(pendingError).to.be.null();
     var pendingSpec = window.mocha.suite.suites.find(function(suite) {
       return suite.tests.find(function(test) {
         return test.title === 'is a pending spec';
       });
     });
-    expect(pendingSpec).to.be.ok;
+    expect(pendingSpec).to.be.ok();
   });
 
 
@@ -67,13 +67,13 @@ describe('it', function() {
   });
 
   it('skips tests with the .skip modifier', function() {
-    expect(skippedError).to.be.null;
+    expect(skippedError).to.be.null();
     var pendingSpec = Mocha.suite.suites.find(function(suite) {
       return suite.tests.find(function(test) {
         return test.title === 'a skipped spec';
       });
     });
-    expect(pendingSpec).to.be.defined;
+    expect(pendingSpec).to.be.defined();
   });
 
   var callback = function() {