mirror of
https://github.com/wpilibsuite/allwpilib
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d89b7dd412
The old headers were moved into folders because doing so avoids polluting the system include directories. Folder names were also normalized to lowercase.
108 lines
4.1 KiB
C++
108 lines
4.1 KiB
C++
/*----------------------------------------------------------------------------*/
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/* Copyright (c) 2014-2018 FIRST. All Rights Reserved. */
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/* Open Source Software - may be modified and shared by FRC teams. The code */
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/* must be accompanied by the FIRST BSD license file in the root directory of */
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/* the project. */
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/*----------------------------------------------------------------------------*/
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#include "frc/Preferences.h" // NOLINT(build/include_order)
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#include <cstdio>
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#include <fstream>
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#include <networktables/NetworkTableInstance.h>
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#include <ntcore.h>
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#include "frc/Timer.h"
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#include "gtest/gtest.h"
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using namespace frc;
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static const char* kFileName = "networktables.ini";
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static const double kSaveTime = 1.2;
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/**
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* If we write a new networktables.ini with some sample values, test that
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* we get those same values back using the Preference class.
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*/
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TEST(PreferencesTest, ReadPreferencesFromFile) {
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auto inst = nt::NetworkTableInstance::GetDefault();
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inst.StopServer();
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std::remove(kFileName);
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std::ofstream preferencesFile(kFileName);
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preferencesFile << "[NetworkTables Storage 3.0]" << std::endl;
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preferencesFile
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<< "string \"/Preferences/testFileGetString\"=\"Hello, preferences file\""
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<< std::endl;
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preferencesFile << "double \"/Preferences/testFileGetInt\"=1" << std::endl;
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preferencesFile << "double \"/Preferences/testFileGetDouble\"=0.5"
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<< std::endl;
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preferencesFile << "double \"/Preferences/testFileGetFloat\"=0.25"
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<< std::endl;
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preferencesFile << "boolean \"/Preferences/testFileGetBoolean\"=true"
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<< std::endl;
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preferencesFile
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<< "double \"/Preferences/testFileGetLong\"=1000000000000000000"
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<< std::endl;
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preferencesFile.close();
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inst.StartServer();
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Preferences* preferences = Preferences::GetInstance();
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EXPECT_EQ("Hello, preferences file",
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preferences->GetString("testFileGetString"));
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EXPECT_EQ(1, preferences->GetInt("testFileGetInt"));
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EXPECT_FLOAT_EQ(0.5, preferences->GetDouble("testFileGetDouble"));
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EXPECT_FLOAT_EQ(0.25f, preferences->GetFloat("testFileGetFloat"));
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EXPECT_TRUE(preferences->GetBoolean("testFileGetBoolean"));
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EXPECT_EQ(1000000000000000000ll, preferences->GetLong("testFileGetLong"));
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}
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/**
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* If we set some values using the Preferences class, test that they show up
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* in networktables.ini
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*/
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TEST(PreferencesTest, WritePreferencesToFile) {
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auto inst = nt::NetworkTableInstance::GetDefault();
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inst.StartServer();
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Preferences* preferences = Preferences::GetInstance();
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preferences->Remove("testFileGetString");
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preferences->Remove("testFileGetInt");
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preferences->Remove("testFileGetDouble");
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preferences->Remove("testFileGetFloat");
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preferences->Remove("testFileGetBoolean");
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preferences->Remove("testFileGetLong");
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Wait(kSaveTime);
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preferences->PutString("testFilePutString", "Hello, preferences file");
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preferences->PutInt("testFilePutInt", 1);
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preferences->PutDouble("testFilePutDouble", 0.5);
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preferences->PutFloat("testFilePutFloat", 0.25f);
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preferences->PutBoolean("testFilePutBoolean", true);
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preferences->PutLong("testFilePutLong", 1000000000000000000ll);
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Wait(kSaveTime);
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static char const* kExpectedFileContents[] = {
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"[NetworkTables Storage 3.0]",
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"string \"/Preferences/.type\"=\"RobotPreferences\"",
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"boolean \"/Preferences/testFilePutBoolean\"=true",
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"double \"/Preferences/testFilePutDouble\"=0.5",
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"double \"/Preferences/testFilePutFloat\"=0.25",
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"double \"/Preferences/testFilePutInt\"=1",
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"double \"/Preferences/testFilePutLong\"=1e+18",
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"string \"/Preferences/testFilePutString\"=\"Hello, preferences file\""};
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std::ifstream preferencesFile(kFileName);
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for (auto& kExpectedFileContent : kExpectedFileContents) {
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ASSERT_FALSE(preferencesFile.eof())
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<< "Preferences file prematurely reached EOF";
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std::string line;
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std::getline(preferencesFile, line);
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ASSERT_EQ(kExpectedFileContent, line)
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<< "A line in networktables.ini was not correct";
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}
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}
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