public void ObjectMemberExpressionEvaluator()
{
Assert.Null(ObjectMemberEvaluator.Evaluate(null, 3, true));
Assert.Equal(2, ObjectMemberEvaluator.Evaluate(new object[] { 1, 2, 3, 4 }, 1, true));
Assert.Equal(4, ObjectMemberEvaluator.Evaluate(new List <int> {
1, 2, 3, 4
}, 3, true));
Assert.Equal("abc", ObjectMemberEvaluator.Evaluate(new Dictionary <int, object>
{
[1] = "abc",
[2] = "b"
}, 1, true));
Assert.Equal("aaa", ObjectMemberEvaluator.Evaluate(new Fixture()
{
x = 12, y = "aaa"
}, "y", true));
Assert.Throws <UnsupportedNullValueIndexerException>(() => ObjectMemberEvaluator.Evaluate(new List <int> {
1, 2, 3, 4
}, null, true));
Assert.Throws <UnsupportedEmptyNameMembeException>(() => ObjectMemberEvaluator.Evaluate(new List <int> {
1, 2, 3, 4
}, "", true));
Assert.Throws <UnsupportedObjectIndexerException>(() => ObjectMemberEvaluator.Evaluate(new List <int> {
1, 2, 3, 4
}, true, true));
Assert.Equal("aaa", ObjectMemberEvaluator.Evaluate(new Fixture()
{
x = 12, y = "aaa"
}, "y", false));
Assert.Throws <UnsupportedEmptyNameMembeException>(() => ObjectMemberEvaluator.Evaluate(new List <int> {
1, 2, 3, 4
}, "", false));
}
public void CannotGetFromTuple()
{
var tuple = (x : 189, y : "codemonk");
Assert.Equal(189, ObjectMemberEvaluator.Evaluate(tuple, "Item1", false));
Assert.Equal("Not found member(x) in (ValueTuple`2)", Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate(tuple, nameof(tuple.x), false)).Message);
Assert.Equal("Not found member(x) in (ValueTuple`2)", Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate(tuple, "x", false)).Message);
}
public void GetFromObjectField()
{
object state = new Fixture()
{
x = 12, y = "aaa"
};
Assert.Equal(12, ObjectMemberEvaluator.Evaluate(state, "x", false));
Assert.Equal("aaa", ObjectMemberEvaluator.Evaluate(state, "y", false));
Assert.Equal("Not found member(abc) in (Fixture)", Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate(state, "abc", false)).Message);
}
public void GetFromObjectMethod()
{
object state = "this is a string";
Assert.Throws <System.Reflection.AmbiguousMatchException>(() => ObjectMemberEvaluator.Evaluate(state, "ToString", false));
var fixture = new Fixture()
{
x = 12, y = "aaa"
};
var toString = ObjectMemberEvaluator.Evaluate(fixture, "ToString", false) as Func <object[], object>;
Assert.NotNull(toString);
Assert.Equal(fixture.ToString(), toString(null));
var getString = ObjectMemberEvaluator.Evaluate(fixture, "GetString", false) as Func <object[], object>;
Assert.NotNull(getString);
Assert.Equal(fixture.GetString("demo"), getString(new object[] { "demo" }));
var add = ObjectMemberEvaluator.Evaluate(fixture, "Add", false) as Func <object[], object>;
Assert.NotNull(add);
Assert.Equal(fixture.Add(13), add(new object[] { 13 }));
fixture.DoSomething();
Assert.Equal("function called", fixture.y);
fixture.y = "function not call";
Assert.Equal("function not call", fixture.y);
var watch = Stopwatch.StartNew();
watch.Start();
var doSomething = ObjectMemberEvaluator.Evaluate(fixture, "DoSomething", false) as Func <object[], object>;
watch.Stop();
var elapsedTicks = watch.ElapsedTicks;
Assert.NotNull(doSomething);
doSomething(null);
Assert.Equal("function called", fixture.y);
fixture.y = "function not call";
watch.Restart();
var doSomethingAgain = ObjectMemberEvaluator.Evaluate(fixture, "DoSomething", false) as Func <object[], object>;
watch.Stop();
Assert.True(watch.ElapsedTicks < elapsedTicks);
Assert.NotNull(doSomethingAgain);
doSomethingAgain(null);
Assert.Equal("function called", fixture.y);
Assert.Equal("Not found member(abc) in (Fixture)", Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate(fixture, "abc", false)).Message);
}
public void GetFromObjectProperty()
{
object state = new { X = 12, N = "demo", x = true };
Assert.Equal(12, ObjectMemberEvaluator.Evaluate(state, "X", false));
Assert.Equal("demo", ObjectMemberEvaluator.Evaluate(state, "N", false));
Assert.Equal(true, ObjectMemberEvaluator.Evaluate(state, "x", false));
Assert.Equal(3, ObjectMemberEvaluator.Evaluate("abc", "Length", false));
state = new Fixture()
{
x = 12, y = "aaa"
};
Assert.Equal("Not found member(Y) in (Fixture)", Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate(state, "Y", false)).Message);
Assert.Equal("Not found member(abc) in (String)", Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate("abc", "abc", false)).Message);
}
public void GetFromDictionary()
{
var dict = new Dictionary <string, object>()
{
["x"] = 12, ["y"] = "aaa"
};
Assert.Equal(dict["x"], ObjectMemberEvaluator.Evaluate(dict, "x", false));
Assert.Equal(dict["y"], ObjectMemberEvaluator.Evaluate(dict, "y", false));
Assert.Equal(99, ObjectMemberEvaluator.Evaluate(new Dictionary <string, int> {
["x"] = 11, ["y"] = 99
}, "y", false));
Assert.Equal(2, ObjectMemberEvaluator.Evaluate(new Dictionary <int, object>
{
[1] = "a",
[2] = "b"
}, "Count", false));
Assert.Throws <KeyNotFoundException>(() => ObjectMemberEvaluator.Evaluate(dict, "abc", false));
Assert.Throws <MemberNotFoundException>(() => ObjectMemberEvaluator.Evaluate(new Dictionary <int, object>
{
[1] = "a",
[2] = "b"
}, "1", false));
}
public void ErrorInput()
{
Assert.Null(ObjectMemberEvaluator.Evaluate(null, "Item1", false));
Assert.Throws <UnsupportedEmptyNameMembeException>(() => ObjectMemberEvaluator.Evaluate(new object(), "", false));
}
