public void TryGetProperty_should_return_false_on_KeyNotFoundException()
{
var pp = PropertyProvider.FromValue(new A());
object dummy;
Assert.False(pp.TryGetProperty("S", out dummy));
}
public void FromValue_should_return_self_if_already_property_provider()
{
var existing = new Properties();
var pp = PropertyProvider.FromValue(existing);
Assert.Same(existing, pp);
}
public void Format_parse_and_render_string_format()
{
var pp = PropertyProvider.FromValue(new {
planet = "Phazon",
});
Assert.Equal("Hello, Phazon", PropertyProvider.Format("Hello, ${planet}", pp));
}
public void GetPropertyType_checks_each()
{
var composite = PropertyProvider.Compose(
PropertyProvider.FromValue(new { a = 1, b = 2.0 }),
PropertyProvider.FromValue(new { c = "1", d = 2.0m })
);
Assert.Equal(typeof(string), composite.GetPropertyType("c"));
}
public void Format_should_fill_nominal()
{
var f = PropertyProviderFormat.Parse("Hello, ${planet}");
var pp = PropertyProvider.FromValue(new {
planet = "Phazon",
});
Assert.Equal("Hello, Phazon", f.Format(pp));
}
public void Format_should_invoke_delegates()
{
var f = PropertyProviderFormat.Parse("Hello, ${planet}");
Func <string> thunk = () => "Phazon";
var pp = PropertyProvider.FromValue(new {
planet = thunk,
});
Assert.Equal("Hello, Phazon", f.Format(pp));
}
public void FromValue_property_provider_should_obtain_values()
{
var pp = PropertyProvider.FromValue(new {
planet = "Terra",
});
object home;
Assert.True(pp.TryGetProperty("Planet", typeof(string), out home));
Assert.Equal("Terra", home);
}
public void TryGetProperty_should_surface_certain_apparent_exceptions()
{
var pp = PropertyProvider.FromValue(new A());
object dummy;
// Throws on exceptions which aren't ArgumentException-derived
Assert.Throws <TargetInvocationException>(() => pp.TryGetProperty("U", out dummy));
Assert.False(pp.TryGetProperty("T", out dummy));
}
public void Format_should_invoke_delegates_with_arg()
{
var f = PropertyProviderFormat.Parse("Hello, ${Planet}");
Func <string, string> thunk2 = k => (k + " Phazon");
var pp = PropertyProvider.FromValue(new {
planet = thunk2,
});
Assert.Equal("Hello, Planet Phazon", f.Format(pp));
}
public void TryGetProperty_checks_each()
{
var composite = PropertyProvider.Compose(
PropertyProvider.FromValue(new { a = "1", b = "2" }),
PropertyProvider.FromValue(new { c = "1", d = "2" })
);
object result;
Assert.True(composite.TryGetProperty("c", out result));
Assert.Equal("1", result);
}
protected override int MatchCriteriaCore(object criteria)
{
if (criteria == null)
{
return(0);
}
int score = 0;
IPropertyProvider source = PropertyProvider.FromValue(criteria);
score += this.EnumerateExtensions().Contains(source.GetString("Extension")) ? 1 : 0;
return(score);
}
protected override int MatchCriteriaCore(object criteria)
{
if (criteria == null)
{
return(0);
}
int result = 0;
var pp = PropertyProvider.FromValue(criteria);
result += EnumerateExtensions().Contains(pp.GetString("Extension")) ? 1 : 0;
return(result);
}
public void GetProperty_should_use_indexer_nominal()
{
var pp = PropertyProvider.FromValue(new A());
Assert.Equal("U", pp.GetProperty("R"));
}
public void TryGetProperty_should_return_false_on_null()
{
var pp = PropertyProvider.FromValue(new A());
Assert.Null(pp.GetProperty("ZZZ"));
}
public void FromValue_null_should_return_null_instance()
{
var pp = PropertyProvider.FromValue(null);
Assert.Same(PropertyProvider.Null, pp);
}
public void GetBoolean_will_throw_on_problem_parsing()
{
var pp = PropertyProvider.FromValue(new { a = "nope" });
Assert.Throws <FormatException>(() => pp.GetBoolean("a"));
}
public void GetBoolean_will_convert_from_text(string text, bool expected)
{
var pp = PropertyProvider.FromValue(new { a = text });
Assert.Equal(expected, pp.GetBoolean("a"));
}