public void AsString()
{
var cd = new CompositeSettingsDictionary();
var first = new SettingsDictionary()
{
["a"] = "b",
};
var second = new SettingsDictionary()
{
["c:prod"] = "d"
};
cd.Add(first);
cd.Add(second);
var settings = new Settings(cd);
var toString = settings.ToString();
Console.WriteLine(toString);
var expected = "-------------------- Layer 0 ----------------------" + Environment.NewLine
+ "| a | b |" + Environment.NewLine
+ "-------------------- Layer 1 ----------------------" + Environment.NewLine
+ "| c:prod | d |" + Environment.NewLine
+ "---------------------------------------------------" + Environment.NewLine;
Assert.AreEqual(expected, toString);
}
public void EmptyCompositeDictionaryAsStringReturnsCorrectResult()
{
var settingsString = new CompositeSettingsDictionary()
.AsString();
Assert.AreEqual(string.Empty, settingsString);
}
public void QualifiedKeyInSameLayerHasPrecedence()
{
var cd = new CompositeSettingsDictionary();
var first = new SettingsDictionary()
{
["a"] = "a",
["a:prod"] = "b"
};
cd.Add(first);
bool found = cd.TryGetValue("a", "prod", out var result);
Assert.IsTrue(found);
Assert.AreEqual("b", result);
}
public void CanExpandVariables()
{
var cd = new CompositeSettingsDictionary();
var first = new SettingsDictionary()
{
["a"] = "a",
["env"] = "test",
["a:prod"] = "b"
};
cd.Add(first);
var actual = cd.ExpandVariables("appSettings.${ENV}.json");
Assert.AreEqual("appSettings.test.json", actual);
}
public void KeyInLowerLayerHidesOtherKeys()
{
var cd = new CompositeSettingsDictionary();
var first = new SettingsDictionary()
{
["a"] = "a"
};
var second = new SettingsDictionary()
{
["a"] = "b"
};
cd.Add(first);
cd.Add(second);
bool found = cd.TryGetValue("a", null, out var result);
Assert.IsTrue(found);
Assert.AreEqual("a", result);
}
public void UnqualifiedKeyInLowerLayerHidesQualifiedKeysInLayersAbove()
{
var cd = new CompositeSettingsDictionary();
var first = new SettingsDictionary()
{
["a"] = "a"
};
var second = new SettingsDictionary()
{
["a:prod"] = "b"
};
cd.Add(first);
cd.Add(second);
bool found = cd.TryGetValue("a", "prod", out var result);
Assert.IsTrue(found);
Assert.AreEqual("a", result);
}
