Fix wrapped propTypes detection (fixes #1366)

Author: yannickcr

lib/rules/prop-types.js

@@ -786,7 +786,7 @@ module.exports = {
           break;
         case 'CallExpression':
           if (
-            propWrapperFunctions.has(propTypes.callee.name) &&
+            propWrapperFunctions.has(sourceCode.getText(propTypes.callee)) &&
             propTypes.arguments && propTypes.arguments[0]
           ) {
             markPropTypesAsDeclared(node, propTypes.arguments[0]);

tests/lib/rules/prop-types.js

@@ -2239,6 +2239,26 @@ ruleTester.run('prop-types', rule, {
       errors: [
         {message: '\'lastname\' is missing in props validation'}
       ]
+    }, {
+      code: [
+        'class Test extends Foo.Component {',
+        '  render() {',
+        '    return (',
+        '      <div>{this.props.firstname} {this.props.lastname}</div>',
+        '    );',
+        '  }',
+        '}',
+        'Test.propTypes = Object.freeze({',
+        '  firstname: PropTypes.string',
+        '});'
+      ].join('\n'),
+      parser: 'babel-eslint',
+      settings: Object.assign({}, settings, {
+        propWrapperFunctions: ['Object.freeze']
+      }),
+      errors: [
+        {message: '\'lastname\' is missing in props validation'}
+      ]
     }, {
       code: [
         '/** @jsx Foo */',