first attempt at testing malformed style parsing

bin/build-style.js

@@ -4,7 +4,6 @@
 var path = require('path');
 var fs = require('fs');
 var mkdirp = require('./mkdirp');
-var name = 'style';
 var data = JSON.stringify(require(path.join(process.cwd(), process.argv[2])));
 
 var out_path = path.join(process.argv[3], 'bin/style.min.js');

bin/fuzz-style.js

@@ -0,0 +1,24 @@
+#!/usr/bin/env node
+'use strict';
+
+var fuzzer = require('fuzzer');
+var path = require('path');
+var fs = require('fs');
+var mkdirp = require('./mkdirp');
+var json = require(path.join(process.cwd(), process.argv[2]));
+
+fuzzer.seed(0);
+
+json.constants = Object.keys(json.constants).reduce(function(obj, key, index) {
+  var value = json.constants[key];
+  if (typeof value === 'string') {
+    obj[key] = fuzzer.mutate.string(value);
+  }
+  return obj;
+}, {});
+
+var data = JSON.stringify(json);
+
+var out_path = path.join(process.argv[3], 'bin/style-fuzzed.min.js');
+mkdirp.sync(path.dirname(out_path));
+fs.writeFileSync(out_path, data);

bin/package.json

@@ -1,7 +1,8 @@
 {
-    "name": "llmr-native",
-    "version": "0.0.1",
-    "dependencies": {
-        "glsl-optimizer": "git://github.com/kkaefer/glsl-optimizer.git#amalgamation"
-    }
+  "name": "llmr-native",
+  "version": "0.0.1",
+  "dependencies": {
+    "fuzzer": "^0.2.0",
+    "glsl-optimizer": "git://github.com/kkaefer/glsl-optimizer.git#amalgamation"
+  }
 }

llmr.gyp

@@ -55,6 +55,28 @@
         ],
       }
     },
+    {
+      'target_name': 'fuzz_stylesheet',
+      'type': 'none',
+      'hard_dependency': 1,
+      'actions': [
+        {
+          'action_name': 'Fuzz Stylesheet',
+          'inputs': [
+            'bin/style.js',
+          ],
+          'outputs': [
+            '<(SHARED_INTERMEDIATE_DIR)/bin/style-fuzzed.min.js'
+          ],
+          'action': ['<@(node)', 'bin/fuzz-style.js', '<@(_inputs)', '<(SHARED_INTERMEDIATE_DIR)']
+        }
+      ],
+      'direct_dependent_settings': {
+        'sources': [
+            '<(SHARED_INTERMEDIATE_DIR)/bin/style-fuzzed.min.js'
+        ],
+      }
+    },
     {
       'target_name': 'llmr-x86',
       'product_name': 'llmr-x86',
@@ -194,4 +216,4 @@
       }
     }
   ]
-}
+}

test/style.cpp

@@ -0,0 +1,26 @@
+#include "gtest/gtest.h"
+
+#include <llmr/map/map.hpp>
+
+#include "../common/headless_view.hpp"
+
+#include <iostream>
+#include <fstream>
+
+using namespace llmr;
+
+TEST(Style, Color) {
+    // Setup OpenGL
+    llmr::HeadlessView view;
+    llmr::Map map(view);
+
+    std::ifstream stylefile("./style-fuzzed.min.js");
+    ASSERT_TRUE(stylefile.good());
+    std::stringstream stylejson;
+    stylejson << stylefile.rdbuf();
+
+    map.setStyleJSON(stylejson.str());
+
+    // ASSERT_EQ(std::string(""), styles[0]->clip.mask);
+    // ASSERT_EQ(3, styles[0]->clip.length);
+}

test/test.gyp

@@ -80,6 +80,22 @@
             "../llmr.gyp:llmr-x86"
         ]
     },
+    {
+        "target_name": "style",
+        "product_name": "test_style",
+        "type": "executable",
+        "libraries": [
+            "-lpthread",
+        ],
+        "sources": [
+            "./main.cpp",
+            "./style.cpp",
+        ],
+        "dependencies": [
+            "../deps/gtest/gtest.gyp:gtest",
+            "../llmr.gyp:llmr-x86"
+        ]
+    },
     {
         "target_name": "variant",
         "product_name": "test_variant",