public void LoadingNonExistentFileReturnsEmptyList()
{
// Arrange
const string fileName = "non.existing.file";
var list = new ColumnDefinitionList(fileName);
// Act
var loaded = list.Load().ToArray();
// Assert
Assert.AreEqual(0, loaded.Length);
}
public void DefinitionCanBeRemoved()
{
// Arrange
var fileName = Path.GetTempFileName();
var list = new ColumnDefinitionList(fileName)
{
Serializer = new Serializer()
};
list.AddColumns(new[] { new ColumnDefinition(ColumnType.User) });
// Act
var saved = list.Load().ToArray();
var countBefore = saved.Length;
list.Remove(saved);
var countAfter = list.Load().Count();
// Assert
Assert.AreNotEqual(0, countBefore);
Assert.AreEqual(0, countAfter);
}
public void SavedColumnDefinitionsCanBeLoaded()
{
// Arrange
var mentionDef = new ColumnDefinition(ColumnType.Mentions)
{
Width = 123,
TargetAccounts = new ulong[] { 1234u, 45678u },
SourceAccounts = new ulong[] { 456u }
};
var timelineDef = new ColumnDefinition(ColumnType.Timeline)
{
Width = 223,
TargetAccounts = new ulong[] { 111u, 222u },
SourceAccounts = new ulong[] { 2344u }
};
var definitions = new[]
{
mentionDef,
timelineDef
};
var fileName = Path.GetTempFileName();
var list = new ColumnDefinitionList(fileName)
{
Serializer = new Serializer()
};
// Act
list.Save(definitions);
var loaded = list.Load().ToArray();
// Assert
var col = loaded.SingleOrDefault(c => c.Type == ColumnType.Mentions);
Assert.IsNotNull(col);
Assert.AreEqual(mentionDef.Width, col.Width);
Assert.AreEqual(mentionDef.Type, col.Type);
CollectionAssert.AreEqual(mentionDef.SourceAccounts, col.SourceAccounts);
CollectionAssert.AreEqual(mentionDef.TargetAccounts, col.TargetAccounts);
col = loaded.SingleOrDefault(c => c.Type == ColumnType.Timeline);
Assert.IsNotNull(col);
Assert.AreEqual(timelineDef.Width, col.Width);
Assert.AreEqual(timelineDef.Type, col.Type);
CollectionAssert.AreEqual(timelineDef.SourceAccounts, col.SourceAccounts);
CollectionAssert.AreEqual(timelineDef.TargetAccounts, col.TargetAccounts);
}
public void AddingColumnsPreservesExistingOnes()
{
// Arrange
var fileName = Path.GetTempFileName();
var list = new ColumnDefinitionList(fileName)
{
Serializer = new Serializer()
};
var mentionDef = new ColumnDefinition(ColumnType.Mentions)
{
Width = 123,
TargetAccounts = new ulong[] { 1234u, 45678u },
SourceAccounts = new ulong[] { 456u }
};
var timelineDef = new ColumnDefinition(ColumnType.Timeline)
{
Width = 223,
TargetAccounts = new ulong[] { 111u, 222u },
SourceAccounts = new ulong[] { 2344u }
};
var definitions = new[]
{
timelineDef
};
list.Save(definitions);
// Act
list.AddColumns(new[] { mentionDef });
var loaded = list.Load().ToArray();
// Assert
Assert.AreEqual(2, loaded.Length);
Assert.IsNotNull(loaded.SingleOrDefault(c => c.Type == ColumnType.Mentions));
Assert.IsNotNull(loaded.SingleOrDefault(c => c.Type == ColumnType.Timeline));
}