Adds extension test

.travis.yml

@@ -10,6 +10,8 @@ script:
   - mkdir debug && cd debug
   - cmake -DCMAKE_CXX_COMPILER=$COMPILER .. && make
   - ../bin/run-tests
+  - cd src/Extensions/JavaScript
+  - ../../../bin/l10ns extension-run-tests
 
 # Handle git submodules by ourselves.
 git:

src/Extensions/JavaScript/Tests/References/KeyExtractions/CallExpressionIdentifier.json

@@ -0,0 +1,11 @@
+{
+    "KeyExtractions/CallExpressionIdentifier.js" : 
+    [
+        {
+            "column" : 1,
+            "line" : 1,
+            "name" : "KEY",
+            "params" : []
+        }
+    ]
+}

src/Extensions/JavaScript/Tests/References/KeyExtractions/EmptyFile.json

@@ -0,0 +1,3 @@
+{
+    "KeyExtractions/EmptyFile.js" : []
+}

src/Program/CommandController.cpp

@@ -5,6 +5,7 @@
 #include "Configurations.h"
 #include "Utils.cpp"
 #include "json.hpp"
+#include "Extension.cpp"
 #include "ExtensionTestRunner.cpp"
 
 using namespace std;
@@ -120,8 +121,15 @@ int init(int argc, char* argv[]) {
             case CommandKind::Extension_RunTests:
                 run_extension_tests(session);
                 break;
-            case CommandKind::Extension_AcceptBaselines:
+            case CommandKind::Extension_AcceptBaselines: {
+                string extension_file = join_paths(*session->root_dir, "Extension.json");
+                Extension* extension = Extension::create(session, extension_file);
+                string currents_dir = join_paths(*session->root_dir, extension->test_dir + "/Currents");
+                string references_dir = replace_string(currents_dir, "Currents", "References");
+                remove_all(references_dir);
+                copy_folder(currents_dir, references_dir);
                 break;
+            }
             default:
                 break;
         }

src/Program/Extension.cpp

@@ -1,4 +1,7 @@
 
+#ifndef EXTENSION_H_
+#define EXTENSION_H_
+
 #include <stdio.h>
 #include <unistd.h>
 #include <iostream>
@@ -75,13 +78,18 @@ class Extension {
         if (command.is_null()) {
             add_diagnostic(session, D::Missing_field_in_your_extension_file, "Command", extension_file);
         }
+        auto test_dir = manifest["TestDirectory"];
+        if (test_dir.is_null()) {
+            add_diagnostic(session, D::Missing_field_in_your_extension_file, "TestDirectory", extension_file);
+        }
 
         extension->programming_language = programming_language;
         extension->file_extensions = file_extensions.get<vector<string>>();
         extension->function_names = function_names.get<vector<string>>();
         extension->capabilities = capabilities.get<vector<string>>();
         extension->dependency_test = dependency_test;
         extension->command = command;
+        extension->test_dir = test_dir;
         extension->session = session;
 
         return extension;
@@ -91,6 +99,7 @@ class Extension {
     vector<string> file_extensions;
     vector<string> function_names;
     vector<string> capabilities;
+    string test_dir;
     string dependency_test;
     string command;
     Session* session;
@@ -142,3 +151,5 @@ class Extension {
 
     }
 };
+
+#endif //EXTENSION_H_

src/Program/ExtensionTestRunner.cpp

@@ -84,20 +84,22 @@ void run_extension_tests(Session* session) {
         string currents_dir = currents_file_path.substr(0, currents_file_path.find_last_of("/"));
         recursively_create_dir(currents_dir);
         write_file(replace_string(currents_file_path, "Cases", "Currents"), result_string);
-        string reference_file_path = replace_string(test_file, "Cases", "References");
-        reference_file_path = replace_string(reference_file_path, ".js", ".json");
+        string reference_file_path = replace_string(currents_file_path, "Cases", "References");
         string reference_string = "";
         if (file_exists(reference_file_path)) {
             reference_string = read_file(reference_file_path);
         }
         string test_name = currents_file_path.substr(currents_file_path.find_last_of("/") + 1);
         test_name = replace_string(test_name, *session->root_dir, "");
-        test(test_name, [&](Test* t) {
+        test(test_name, [reference_string, result_string](Test* t) {
             if (result_string != reference_string) {
+                cout << result_string << endl;
+                cout << reference_string << endl;
                 throw runtime_error("Assertion Error!");
             }
         });
     });
+    runTests();
     printResult();
     kill_all_processes(SIGTERM);
 }

src/Program/Utils.cpp

@@ -183,19 +183,10 @@ bool file_exists(const string filename) {
 }
 
 string read_file(string filename) {
-    string line;
-    string result;
-    ifstream f(filename);
-    if (f.is_open()) {
-        while (getline(f, line)) {
-            result += line + '\n';
-        }
-        f.close();
-        return result;
-    }
-    else {
-        throw invalid_argument("Utils::readFile: Could not open file '" + filename + "'.");
-    }
+    std::ifstream t(filename);
+    std::stringstream buffer;
+    buffer << t.rdbuf();
+    return buffer.str();
 }
 
 void write_file(string filename, string content) {