public async void Read_NonExisting_ReturnsOtherwise()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
Assert.AreEqual(1337, await service.Read <int>("test", 1337));
}
public async void Exists_NonExisting_ReturnsFalse()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
Assert.IsFalse(await service.Exists("test"));
}
public async void Exists_Existing_ReturnsTrue()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
storage.Settings["test"] = 42;
Assert.IsTrue(await service.Exists("test"));
}
public async void Write_NonExisting_CreatesSetting()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
await service.Write <int>("test", 42);
Assert.AreEqual(42, storage.Settings["test"]);
}
public async void Read_Existing_ReturnsCastedObject()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
storage.Settings["test"] = 42;
Assert.AreEqual(42, await service.Read <int>("test", 0));
}
public async void Remove_NonExisting_DoesNothing()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
await service.Remove("test");
Assert.IsFalse(storage.Settings.ContainsKey("test"));
}
public async void Remove_Existing_RemovesSetting()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
storage.Settings["test"] = 42;
await service.Remove("test");
Assert.IsFalse(storage.Settings.ContainsKey("test"));
}
public async void Read_WrongType_ThrowsException()
{
var storage = new MockSettingsStorage();
var service = new SettingsService(storage);
storage.Settings["test"] = "sample string";
try
{
await service.Read <int>("test", 0);
Assert.Fail("No exception was thrown");
}
catch (InvalidCastException ex)
{
Assert.AreEqual("Specified cast is not valid.", ex.Message);
}
catch { Assert.Fail("Wrong exception was thrown"); }
}
