Merge pull request #4 from gistrec/tests

Move tests to master branch
gistrec · Feb 7, 2020 · bf016d0 · bf016d0
2 parents 405b74a + 7ce4b6d
commit bf016d0
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Showing 11 changed files with 289 additions and 43 deletions.
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -0,0 +1,43 @@
+version: 2
+jobs:
+    gtest:
+        working_directory: ~/root
+        docker:
+            - image: gcc:latest
+        steps:
+            - run:
+                name: Downloading dependencies
+                command: |
+                    apt-get update
+                    apt-get install -y cmake
+                    apt-get install -y libgtest-dev
+            - run:
+                name: Installing dependencies
+                working_directory: /usr/src/gtest/
+                command: |
+                    cmake CMakeLists.txt
+                    make
+                    cp /usr/src/gtest/*.a /usr/lib
+            - checkout
+            - run:
+                name: "Pull Submodules"
+                command: |
+                    git submodule init
+                    git submodule update --recursive --remote
+            - run:
+                name: Building tests
+                command: make gtests
+            - run:
+                name: Running tests
+                command: ./GTests --gtest_filter=*
+workflows:
+    version: 2
+    build_and_test:
+        jobs:
+            - gtest:
+                filters:
+                    branches:
+                        only:
+                            - master
+                            - develop
+                            - tests
diff --git a/.gitignore b/.gitignore
@@ -37,4 +37,4 @@ x64/
 x86/
 Debug/
 Release/
-FileBroadcaster
+packages/
diff --git a/FileBroadcaster.sln b/FileBroadcaster.sln
@@ -5,6 +5,8 @@ VisualStudioVersion = 15.0.27703.2047
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "FileBroadcaster", "src\FileBroadcaster.vcxproj", "{CB24E1BF-BA1E-405A-809C-7EA285F3AF1E}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tests", "tests\tests.vcxproj", "{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x64 = Debug|x64
@@ -21,6 +23,14 @@ Global
 		{CB24E1BF-BA1E-405A-809C-7EA285F3AF1E}.Release|x64.Build.0 = Release|x64
 		{CB24E1BF-BA1E-405A-809C-7EA285F3AF1E}.Release|x86.ActiveCfg = Release|Win32
 		{CB24E1BF-BA1E-405A-809C-7EA285F3AF1E}.Release|x86.Build.0 = Release|Win32
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Debug|x64.ActiveCfg = Debug|x64
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Debug|x64.Build.0 = Debug|x64
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Debug|x86.ActiveCfg = Debug|Win32
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Debug|x86.Build.0 = Debug|Win32
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Release|x64.ActiveCfg = Release|x64
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Release|x64.Build.0 = Release|x64
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Release|x86.ActiveCfg = Release|Win32
+		{6E714D4E-EAB6-43B3-AD29-FB75743CA1BD}.Release|x86.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

diff --git a/Makefile b/Makefile
@@ -1,5 +1,12 @@
-all:
+program:
 	g++ src/Main.cpp      \
 	-std=c++14 -pthread   \
 	-Ilib/cxxopts/include \
 	-o FileBroadcaster
+
+gtests:
+	g++ tests/Tests.cpp   \
+	-std=c++14 -pthread   \
+	-Ilib/cxxopts/include \
+	-lgtest               \
+	-o GTests
diff --git a/README.md b/README.md
@@ -1,53 +1,65 @@
 # File-Broadcaster
 
+<p align="left">
+    <a href="https://circleci.com/gh/gistrec/File-Broadcaster/tree/master">
+        <img src="https://img.shields.io/circleci/build/github/gistrec/File-Broadcaster/master" alt="Build status"></a>
+    <a>
+      <img src="https://img.shields.io/codacy/grade/4c8169bcab3a4df18baad4e5658ec8ce" alt="Code quality"></a>
+    <a href="https://github.com/gistrec/File-Broadcaster/releases">
+        <img src="https://img.shields.io/github/v/release/gistrec/File-Broadcaster" alt="Release"></a>
+    <a>
+      <img src="https://img.shields.io/badge/platform-windows%20%7C%20linux-brightgreen" alt="Code quality"></a>
+    <a href="https://github.com/gistrec/File-Broadcaster/blob/master/LICENSE">
+        <img src="https://img.shields.io/github/license/gistrec/File-Broadcaster?color=brightgreen" alt="License"></a>
+</p>
+
 UDP File sender and receiver  
 Can use broadcast address to send file on all computers in LAN
 
-
 ## Features
 
-  - Send file to one or all computers in LAN
-  - Reliability of data transmission
-  - Server timeout detection  
-  - Change MTU
-
+- Send file to one or all computers in LAN
+- Reliability of data transmission
+- Server timeout detection  
+- Change MTU
 
 ## Overview
 
-  - [Requirements](#requirements)
-  - [Download](#download)
-  - [Installation](#installation)
-  - [Script Parameters](#script-parameters)
-  - [Packets Specification](#packets-specification)
-  - [Script Specification](#script-specification)
+- [Requirements](#requirements)
+- [Download](#download)
+- [Installation](#installation)
+- [Script Parameters](#script-parameters)
+- [Packets Specification](#packets-specification)
+- [Script Specification](#script-specification)
 
-# Download
+## Download
  Clone the [source repository](http://github.com/gistrec/File-Broadcaster) from Github. 
- * On the command line, enter:
+* On the command line, enter:
     ````
     git clone https://github.com/gistrec/File-Broadcaster.git
     git submodule init
     git submodule update --recursive --remote
     ````
- * You can probably use [Github for Windows](http://windows.github.com/) or [Github for Mac](http://mac.github.com/) instead of the command line, however these aren't tested/supported and we only use the command line for development. Use [this link](https://git-scm.com/downloads) to download the command line version.
+
+* You can probably use [Github for Windows](http://windows.github.com/) or [Github for Mac](http://mac.github.com/) instead of the command line, however these aren't tested/supported and we only use the command line for development. Use [this link](https://git-scm.com/downloads) to download the command line version.
 
 
 ## Requirements
- * Windows:
-   * Visual Studio 2015 or 2017
- * Linux:
-   * g++
-   * pthread
-   * arpa
+* Windows:
+    * Visual Studio 2015 or 2017
+* Linux:
+    * g++
+    * pthread
+    * arpa
 
   
 
 ## Installation
- * Windows
-   * Open FileBroadcaster.sln via Visual Studio
-   * Build project 
- * Linux
-   * Open a terminal/console/command prompt, change to the directory where you cloned project, and type:
+* Windows
+    * Open FileBroadcaster.sln via Visual Studio
+    * Build project 
+* Linux
+    * Open a terminal/console/command prompt, change to the directory where you cloned project, and type:
       ````
       make all
       ````

diff --git a/src/Receiver.cpp b/src/Receiver.cpp
@@ -33,7 +33,7 @@ void checkParts() {
     while (ttl && emptyParts.size() > 0) {
         for (auto index : emptyParts) {
             snprintf(buffer, 7, "RESEND");                                //
-            Utils::writeBytesFromInt(buffer + 6, index, 4);               // Create request packet
+            Utils::writeBytesFromNumber(buffer + 6, index, 4);            // Create request packet
             sendto(_socket, buffer, 10, 0, (sockaddr*) &broadcast_address,//
                    sizeof(broadcast_address));                            //
 
@@ -69,16 +69,16 @@ void run(cxxopts::ParseResult &options) {
         ttl = ttl_max; // Update ttl
 
         if (strncmp(buffer, "NEW_PACKET", 10) == 0) {
-            file_length = Utils::getIntFromBytes(buffer + 10, 4); // Read section "file length"
+            file_length = Utils::getNumberFromBytes(buffer + 10, 4); // Read section "file length"
 
             file = new char[file_length];
             memset(file, 0, file_length);
 
             std::cout << "Receive information about new file size: " << file_length << std::endl;
             std::cout << "Number of parts: " << int((float)file_length / (float)mtu + 0.5) << std::endl;
         } else if (strncmp(buffer, "TRANSFER", 8) == 0) {
-            int part = Utils::getIntFromBytes(buffer +  8, 4); // Read section "index"
-            int size = Utils::getIntFromBytes(buffer + 12, 4); // Read section "size"
+            int part = Utils::getNumberFromBytes(buffer +  8, 4); // Read section "index"
+            int size = Utils::getNumberFromBytes(buffer + 12, 4); // Read section "size"
             parts.insert(part);
             std::cout << "Receive " << part << " part with size " << size << std::endl;
 

diff --git a/src/Sender.cpp b/src/Sender.cpp
@@ -16,8 +16,8 @@ void sendPart(int part_index) {
     if (packet_length > mtu) packet_length = mtu;        //
 
     snprintf(buffer, 9, "TRANSFER");
-    Utils::writeBytesFromInt(buffer +  8, (size_t)part_index,    4);                 // Write section "number"
-    Utils::writeBytesFromInt(buffer + 12, (size_t)packet_length, 4);                 // Write section "length"
+    Utils::writeBytesFromNumber(buffer +  8, (size_t)part_index,    4);               // Write section "number"
+    Utils::writeBytesFromNumber(buffer + 12, (size_t)packet_length, 4);               // Write section "length"
     memcpy(buffer + 16, (void *)(intptr_t)(file + part_index * mtu), packet_length); // Write section "data"
 
     // Sending part to the broadcast address
@@ -49,7 +49,7 @@ void run(cxxopts::ParseResult &options) {
     std::cout << "Ok: File successfully copied to RAM" << std::endl;
 
     snprintf(buffer, 11, "NEW_PACKET");                            //
-    Utils::writeBytesFromInt(buffer + 10, file_length, 4);         // Sending information
+    Utils::writeBytesFromNumber(buffer + 10, file_length, 4);      // Sending information
     sendto(_socket, buffer, 14, 0, (sockaddr*) &broadcast_address, // about size of new file
            sizeof(broadcast_address));                             //
 
@@ -85,7 +85,7 @@ void run(cxxopts::ParseResult &options) {
         }
 
         if (strncmp(buffer, "RESEND", 6) == 0) {
-            int part = Utils::getIntFromBytes(buffer + 6, 4);
+            int part = Utils::getNumberFromBytes(buffer + 6, 4);
 
             auto now      = std::chrono::system_clock::now();
             auto now_ms   = std::chrono::time_point_cast<std::chrono::seconds>(now);

diff --git a/src/Utils.hpp b/src/Utils.hpp
@@ -37,13 +37,13 @@ namespace Utils {
      * @param  buffer - bytes array
      * @param  count  - bytes count
      */
-    int getIntFromBytes(char* buffer, int count) {
-        int value = 0;
+    size_t getNumberFromBytes(char* buffer, int count) {
+        size_t number = 0;
         for (int i = 0; i < count; i++) {
-            value = value << 8;
-            value = value | (buffer[i] & 0xFF);
+            number = number << 8;
+            number = number | (buffer[i] & 0xFF);
         }
-        return value;
+        return number;
     }
 
     /**
@@ -52,9 +52,9 @@ namespace Utils {
      * @param value  - number
      * @param count  - count bytes
      */
-    void writeBytesFromInt(char* buffer, size_t value, int count) {
+    void writeBytesFromNumber(char* buffer, size_t number, int count) {
         for (int i = 0; i < count; i++) {
-            buffer[count - i - 1] = (char) (value >> (i * 8));
+            buffer[count - i - 1] = (char) (number >> (i * 8));
         }
     }
 }

diff --git a/tests/Tests.cpp b/tests/Tests.cpp
@@ -0,0 +1,35 @@
+#include <gtest/gtest.h>
+
+#include "../src/Utils.hpp"
+
+class BytesConverter : public ::testing::TestWithParam<std::tuple<size_t, int>> {
+public:
+    size_t value;
+    int    count;
+
+protected:
+    void SetUp() override {
+        std::tie(value, count) = GetParam();
+    }
+};
+
+INSTANTIATE_TEST_CASE_P(
+    CombinationsTest, BytesConverter,
+    ::testing::Combine(
+        ::testing::Values(0U, 1U, 2U, 1000U, 65535U, 2147483647U),
+        ::testing::Values(4, 8, 16)));
+
+TEST_P(BytesConverter, getIntFromBytes) {
+    char buffer[16] = { 0 };
+
+    Utils::writeBytesFromNumber(buffer, value, count);
+
+    size_t result = Utils::getNumberFromBytes(buffer, count);
+
+    EXPECT_EQ(result, value);
+}
+
+int main(int argc, char** argv) {
+    testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
diff --git a/tests/packages.config b/tests/packages.config
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Microsoft.googletest.v140.windesktop.msvcstl.static.rt-dyn" version="1.8.0" targetFramework="native" />
+</packages>