public void ConfigSettingsBase_PropertyChanges_ShouldCreateFileWithChanges()
{
var path = "somepath.json";
var mockFile = new Mock <IFileBase>();
var mockDirectory = new Mock <IDirectoryBase>();
var config = new ConfigSettingsBaseForTesting(path, mockFile.Object, mockDirectory.Object);
config.SaveIfNotExists();
var expectedData = JsonConvert.SerializeObject(new TestData {
SomeInt = DefaultSomeInt, SomeString = DefaultSomeString
});
mockFile.Verify(o => o.Exists(path), Times.Exactly(2));
mockFile.Verify(o => o.WriteAllText(path, expectedData), Times.Once);
config.SomeString = "other string";
config.SomeInt = 4321;
var expectedData2 = JsonConvert.SerializeObject(new TestData {
SomeInt = DefaultSomeInt, SomeString = "other string"
});
mockFile.Verify(o => o.WriteAllText(path, expectedData2), Times.Once);
Assert.AreEqual("other string", config.SomeString);
var expectedData3 = JsonConvert.SerializeObject(new TestData {
SomeInt = 4321, SomeString = "other string"
});
mockFile.Verify(o => o.WriteAllText(path, expectedData3), Times.Once);
Assert.AreEqual(4321, config.SomeInt);
}
public void ConfigSettingsBase_Load_GivenNoConfigFile_ExpectDefaults()
{
var path = "somepath.json";
var mockFile = new Mock <IFileBase>();
mockFile.Setup(o => o.Exists(path)).Returns(false);
var mockDirectory = new Mock <IDirectoryBase>();
var config = new ConfigSettingsBaseForTesting(path, mockFile.Object, mockDirectory.Object);
mockFile.Verify(o => o.Exists(path), Times.Once);
mockFile.Verify(o => o.ReadAllText(path), Times.Never);
Assert.AreEqual(DefaultSomeInt, config.SomeInt);
Assert.AreEqual(DefaultSomeString, config.SomeString);
}
public void ConfigSettingsBase_SaveIfNotExists_ShouldCreateFileWithDefaults()
{
var path = "somepath.json";
var mockFile = new Mock <IFileBase>();
var mockDirectory = new Mock <IDirectoryBase>();
var config = new ConfigSettingsBaseForTesting(path, mockFile.Object, mockDirectory.Object);
config.SaveIfNotExists();
var expectedData = JsonConvert.SerializeObject(new TestData {
SomeInt = DefaultSomeInt, SomeString = DefaultSomeString
});
mockFile.Verify(o => o.Exists(path), Times.Exactly(2));
mockDirectory.Verify(o => o.CreateIfNotExists(It.IsAny <string>()), Times.Once);
mockFile.Verify(o => o.WriteAllText(path, expectedData), Times.Once);
}
public void ConfigSettingsBase_Load_GivenInvalidConfigFile_ExpectException()
{
var path = "somepath.json";
var mockFile = new Mock <IFileBase>();
mockFile.Setup(o => o.Exists(path)).Returns(true);
mockFile.Setup(o => o.ReadAllText(path)).Returns("some broken data");
var mockDirectory = new Mock <IDirectoryBase>();
var config = new ConfigSettingsBaseForTesting(path, mockFile.Object, mockDirectory.Object);
var expectedData = JsonConvert.SerializeObject(new TestData {
SomeInt = DefaultSomeInt, SomeString = DefaultSomeString
});
mockFile.Verify(o => o.Exists(path), Times.Once);
Assert.AreEqual(DefaultSomeInt, config.SomeInt);
Assert.AreEqual(DefaultSomeString, config.SomeString);
}