test(query): cover with unit tests

src/field.js

@@ -11,6 +11,8 @@ from 'graphql/type';
 import {getProjection} from './projection';
 
 /**
+ * TODO: return with field name
+ *
  * @method getField
  * @param {Object} field
  * @param {Object} types

src/query.spec.js

@@ -1,8 +1,55 @@
 import {expect} from 'chai';
+import {
+  GraphQLString,
+  GraphQLFloat
+} from 'graphql/type';
+
 import {getArgs, getRootFields} from './query';
+import {getModels} from './model';
+import {getTypes} from './type';
+import User from '../fixture/user';
 
 describe('query', () => {
-  it('should get args properly');
-  it('should get singular root field properly');
-  it('should get plural root field properly');
+  let models;
+  let types;
+
+  before(() => {
+    models = getModels([User]);
+    types = getTypes(models);
+  });
+
+  it('should get args properly', () => {
+    let args = getArgs(types, models);
+
+    expect(args).to.be.eql({
+      User: {
+        _id: {
+          name: '_id',
+          type: GraphQLString
+        },
+        age: {
+          type: GraphQLFloat
+        }
+      }
+    });
+  });
+
+  it('should get root field properly', () => {
+    let rootFields = getRootFields(types, models);
+
+    expect(rootFields).to.containSubset({
+      user: {
+        args: {
+          _id: {},
+          age: {}
+        }
+      },
+      users: {
+        args: {
+          _id: {},
+          age: {}
+        }
+      }
+    });
+  });
 });