public void ReturnsFalseForMissingKey()
{
// Given
TestMetadata metadata = new TestMetadata();
// When
bool result = metadata.TryGetValue <object>("Foo", out object value);
// Then
result.ShouldBeFalse();
value.ShouldBeNull();
}
public void ReturnsConvertedValue()
{
// Given
TestMetadata metadata = new TestMetadata()
{
{ "Foo", "2" }
};
// When
bool result = metadata.TryGetValue("Foo", out int value);
// Then
result.ShouldBeTrue();
value.ShouldBe(2);
}
public void ReturnsObjectValue()
{
// Given
TestMetadata metadata = new TestMetadata()
{
{ "Foo", 2 }
};
// When
bool result = metadata.TryGetValue <object>("Foo", out object value);
// Then
result.ShouldBeTrue();
value.ShouldBeOfType <int>().ShouldBe(2);
}
public void EvaluatesSimpleScriptWhenConversionFails()
{
// Given
TestExecutionContext context = new TestExecutionContext();
context.ScriptHelper = new ScriptHelper(context);
TestMetadata metadata = new TestMetadata();
// When
bool result = metadata.TryGetValue("=> 1 + 2", out TryGetValueTests value);
// Then
result.ShouldBeFalse();
value.ShouldBeNull();
}
public void ReturnsFalseIfNoConversion()
{
// Given
TestMetadata metadata = new TestMetadata()
{
{ "Foo", "abc" }
};
// When
bool result = metadata.TryGetValue("Foo", out TryGetValueTests value);
// Then
result.ShouldBeFalse();
value.ShouldBeNull();
}
public void EvaluatesSimpleScript()
{
// Given
TestExecutionContext context = new TestExecutionContext();
context.ScriptHelper = new ScriptHelper(context);
TestMetadata metadata = new TestMetadata();
// When
bool result = metadata.TryGetValue("=> 1 + 2", out int value);
// Then
result.ShouldBeTrue();
value.ShouldBe(3);
}
public void EvaluatesScriptWithMetadataAccess()
{
// Given
TestExecutionContext context = new TestExecutionContext();
context.ScriptHelper = new ScriptHelper(context);
TestMetadata metadata = new TestMetadata()
{
{ "Foo", 3 }
};
// When
bool result = metadata.TryGetValue("=> 1 + (int)Foo", out int value);
// Then
result.ShouldBeTrue();
value.ShouldBe(4);
}
/// <inheritdoc /> bool IReadOnlyDictionary <string, object> .TryGetValue(string key, out object value) => _metadata.TryGetValue(key, out value);
/// <inhertdoc /> public bool TryGetValue(string key, out object value) => _metadata.TryGetValue(key, out value);
/// <inhertdoc /> public bool TryGetValue <T>(string key, out T value) => _metadata.TryGetValue <T>(key, out value);