WIP - Use GraphQL methods (#83)

* Add GraphQL validations

* Add GraphQL validations

* Remove query parser

* Refactor fixture

* Rename mock method

* Ignore KnownDirectivesRule

* Update readme

Author: estrada9166

CHANGELOG.md

@@ -2,5 +2,6 @@
 
 Select a easygraphql-tester version below to view the changelog history:
 
-* [easygraphql-tester v4](doc/changelogs/CHANGELOG_V4.md) - **Current**
+* [easygraphql-tester v5](doc/changelogs/CHANGELOG_V5.md) - **Current**
+* [easygraphql-tester v4](doc/changelogs/CHANGELOG_V4.md)
 * [easygraphql-tester v3](doc/changelogs/CHANGELOG_V3.md)

README.MD

@@ -241,6 +241,8 @@ Call the method `.mock()` and pass an object with this options:
   it will return the fixture value.
 + validateDeprecated: If you want to validate if the query is requesting a deprecated field, set this option to `true`
   and it'll return an error if a field is deprecated.
++ mockErrors: If you want to mock the errors instead of throwing it, set this option to `true` and now, the responsw will have
+  `{ data: ..., errors: [...] }`
 
 The result will have top level fields, it means that the result will be an object
 with a property that is going to be `data` and inside it the name (top level field) 
@@ -426,115 +428,6 @@ const { data: { createUser } } = tester.mock({ query: mutation, variables: input
 }
 ```
 
-## Errors
-
-If there is an error on the query or mutation [`easygraphql-tester`](https://github.com/EasyGraphQL/easygraphql-tester) will let you know what
-is happening.
-
-### Invalid field on query
-```js
-'use strict'
-
-const EasyGraphQLTester = require('easygraphql-tester')
-const fs = require('fs')
-const path = require('path')
-
-const userSchema = fs.readFileSync(path.join(__dirname, 'schema', 'user.gql'), 'utf8')
-const familySchema = fs.readFileSync(path.join(__dirname, 'schema', 'family.gql'), 'utf8')
-
-const tester = new EasyGraphQLTester([userSchema, familySchema])
-
-const query = `
-  {
-    getUsers {
-      email
-      username
-      invalidName
-    }
-  }
-`
-
-tester.mock(query) // Error: Query getUsers: The selected field invalidName doesn't exists
-```
-
-### Invalid arguments on query
-```js
-'use strict'
-
-const EasyGraphQLTester = require('easygraphql-tester')
-const fs = require('fs')
-const path = require('path')
-
-const userSchema = fs.readFileSync(path.join(__dirname, 'schema', 'user.gql'), 'utf8')
-const familySchema = fs.readFileSync(path.join(__dirname, 'schema', 'family.gql'), 'utf8')
-
-const tester = new EasyGraphQLTester([userSchema, familySchema])
-
-const getUserByUsername = `
-  {
-    getUserByUsername(invalidArg: test) {
-      email
-    }
-  }
-`
-
-tester.mock(getUserByUsername) // Error: invalidArg argument is not defined on getUserByUsername arguments
-```
-
-### Not defined argument on query
-```js
-'use strict'
-
-const EasyGraphQLTester = require('easygraphql-tester')
-const fs = require('fs')
-const path = require('path')
-
-const userSchema = fs.readFileSync(path.join(__dirname, 'schema', 'user.gql'), 'utf8')
-const familySchema = fs.readFileSync(path.join(__dirname, 'schema', 'family.gql'), 'utf8')
-
-const tester = new EasyGraphQLTester([userSchema, familySchema])
-
-const getUserByUsername = `
-  {
-    getUserByUsername(username: test, name: "name test") {
-      email
-    }
-  }
-`
-
-tester.mock(getUserByUsername) // Error: name argument is not defined on getUserByUsername arguments
-```
-
-### Missing field on input
-```js
-'use strict'
-
-const EasyGraphQLTester = require('easygraphql-tester')
-const fs = require('fs')
-const path = require('path')
-
-const userSchema = fs.readFileSync(path.join(__dirname, 'schema', 'user.gql'), 'utf8')
-const familySchema = fs.readFileSync(path.join(__dirname, 'schema', 'family.gql'), 'utf8')
-
-const tester = new EasyGraphQLTester([userSchema, familySchema])
-
-const mutation = `
-  mutation CreateFamily($input: CreateFamilyInput!) {
-    createFamily(input: $input) {
-      lastName
-    }
-  }
-`
-const test = tester.mock(mutation, {
-  input: {
-    lastName: 'test'
-  }
-})
-// Error: email argument is missing on createFamily
-```
-
-There are more errors, these ones are just some of the validations that are made.
-
 ## Demo
 Here is a [Demo](https://codesandbox.io/embed/42m2rx71j4?previewwindow=tests&view=preview) that can be useful!
 

doc/changelogs/CHANGELOG_V5.md

@@ -0,0 +1,23 @@
+# easygraphql-tester V5 ChangeLog
+
+<table>
+<tr>
+<th>Current</th>
+</tr>
+<tr>
+<td>
+<a href="#5.0.0">5.0.0</a><br/>
+</td>
+</tr>
+</table>
+
+<a id="5.0.0"></a>
+## Version 5.0.0
+
+### Notable Changes
+
+* **Execute with GraphQL**: Execute the operation with GraphQL internal method.
+* **Validate with GraphQL**: Validate the operation with GraphQL internal method, ignore KnownDirectivesRule.
+* **Parse the operation with GraphQL**: Parse the document with GraphQL internal method, and remove query-parser.
+
+### Commits