Add tests and examples with multiple spreads

Author: b0gok

docs/rules/jsx-sort-default-props.md

@@ -65,6 +65,25 @@ StatelessComponentWithSpreadInPropTypes.defaultProps = {
   a: "a",
   ...defaults,
 };
+
+export default class ClassWithSpreadInPropTypes extends BaseClass {
+  static propTypes = {
+    a: PropTypes.string,
+    b: PropTypes.string,
+    c: PropTypes.string,
+    d: PropTypes.string,
+    e: PropTypes.string,
+    f: PropTypes.string
+  }
+  static defaultProps = {
+    b: "b",
+    a: "a",
+    ...c.defaultProps,
+    f: "f",
+    e: "e",
+    ...d.defaultProps
+  }
+}
 ```
 
 The following patterns are considered okay and do **not** cause warnings:
@@ -126,6 +145,25 @@ StatelessComponentWithSpreadInPropTypes.defaultProps = {
   c: "c",
   ...defaults,
 };
+
+export default class ClassWithSpreadInPropTypes extends BaseClass {
+  static propTypes = {
+    a: PropTypes.string,
+    b: PropTypes.string,
+    c: PropTypes.string,
+    d: PropTypes.string,
+    e: PropTypes.string,
+    f: PropTypes.string
+  }
+  static defaultProps = {
+    a: "a",
+    b: "b",
+    ...c.defaultProps,
+    e: "e",
+    f: "f",
+    ...d.defaultProps
+  }
+}
 ```
 
 ## Rule Options

tests/lib/rules/jsx-sort-default-props.js

@@ -262,6 +262,28 @@ ruleTester.run('jsx-sort-default-props', rule, {
       '}'
     ].join('\n'),
     parser: 'babel-eslint'
+  }, {
+    code: [
+      'export default class ClassWithSpreadInPropTypes extends BaseClass {',
+      '  static propTypes = {',
+      '    a: PropTypes.string,',
+      '    b: PropTypes.string,',
+      '    c: PropTypes.string,',
+      '    d: PropTypes.string,',
+      '    e: PropTypes.string,',
+      '    f: PropTypes.string',
+      '  }',
+      '  static defaultProps = {',
+      '    a: "a",',
+      '    b: "b",',
+      '    ...c.defaultProps,',
+      '    e: "e",',
+      '    f: "f",',
+      '    ...d.defaultProps',
+      '  }',
+      '}'
+    ].join('\n'),
+    parser: 'babel-eslint'
   }, {
     code: [
       'const defaults = {',
@@ -537,6 +559,29 @@ ruleTester.run('jsx-sort-default-props', rule, {
       column: 5,
       type: 'Property'
     }]
+  }, {
+    code: [
+      'export default class ClassWithSpreadInPropTypes extends BaseClass {',
+      '  static propTypes = {',
+      '    a: PropTypes.string,',
+      '    b: PropTypes.string,',
+      '    c: PropTypes.string,',
+      '    d: PropTypes.string,',
+      '    e: PropTypes.string,',
+      '    f: PropTypes.string',
+      '  }',
+      '  static defaultProps = {',
+      '    b: "b",',
+      '    a: "a",',
+      '    ...c.defaultProps,',
+      '    f: "f",',
+      '    e: "e",',
+      '    ...d.defaultProps',
+      '  }',
+      '}'
+    ].join('\n'),
+    parser: 'babel-eslint',
+    errors: 2
   }, {
     code: [
       'const defaults = {',