public void TryAdd_ReplacesExistingPropertyValue()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
target.List = new List <int>()
{
1, 2, 3
};
var value = new List <string>()
{
"stringValue1", "stringValue2"
};
var segment = "List";
var resolver = new DefaultContractResolver();
// Act
var status = adapter.TryAdd(target, segment, resolver, value, out string errorMessage);
// Assert
Assert.True(status);
Assert.Null(errorMessage);
Assert.Equal(value, target.List);
}
public void TryRemove_ThrowsPathNotFoundException_ForNonExistingProperty()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act
var removeStatus = adapter.TryRemove(target, segment, resolver, out string removeErrorMessage);
// Assert
Assert.False(removeStatus);
Assert.Equal($"The target location specified by path segment '{segment}' was not found.", removeErrorMessage);
}
public void TryAdd_AddsNewProperty()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act
var status = adapter.TryAdd(target, segment, resolver, "new", out string errorMessage);
// Assert
Assert.True(status);
Assert.Null(errorMessage);
Assert.Equal("new", target.NewProperty);
}
public void TryReplace_ThrowsPropertyInvalidException_IfNewValueIsNotTheSameTypeAsInitialValue()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
target.NewProperty = 1;
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act
var status = adapter.TryReplace(target, segment, resolver, "test", out string errorMessage);
// Assert
Assert.False(status);
Assert.Equal($"The value 'test' is invalid for target location.", errorMessage);
}
public void TryTest_DoesNotThrowException_IfTestSuccessful()
{
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
target.NewProperty = "Joana";
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act
var testStatus = adapter.TryTest(target, segment, resolver, "Joana", out string errorMessage);
// Assert
Assert.Equal("Joana", target.NewProperty);
Assert.True(testStatus);
Assert.True(string.IsNullOrEmpty(errorMessage), "Expected no error message");
}
public void TryTest_ThrowsJsonPatchException_IfTestFails()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
target.NewProperty = "Joana";
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
var expectedErrorMessage = $"The current value 'Joana' at path '{segment}' is not equal to the test value 'John'.";
// Act
var testStatus = adapter.TryTest(target, segment, resolver, "John", out string errorMessage);
// Assert
Assert.False(testStatus);
Assert.Equal(expectedErrorMessage, errorMessage);
}
public void TryReplace_RemovesExistingValue_BeforeAddingNewValue()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new WriteOnceDynamicTestObject();
target.NewProperty = new object();
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act
var status = adapter.TryReplace(target, segment, resolver, "new", out string errorMessage);
// Assert
Assert.True(status);
Assert.Null(errorMessage);
Assert.Equal("new", target.NewProperty);
}
public void TryTraverse_FindsNextTarget()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
target.NestedObject = new DynamicTestObject();
target.NestedObject.NewProperty = "A";
var segment = "NestedObject";
var resolver = new DefaultContractResolver();
// Act
var status = adapter.TryTraverse(target, segment, resolver, out object nextTarget, out string errorMessage);
// Assert
Assert.True(status);
Assert.Null(errorMessage);
Assert.Equal(target.NestedObject, nextTarget);
}
public void TryGet_GetsPropertyValue_ForExistingProperty()
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act 1
var addStatus = adapter.TryAdd(target, segment, resolver, "new", out string errorMessage);
// Assert 1
Assert.True(addStatus);
Assert.Null(errorMessage);
Assert.Equal("new", target.NewProperty);
// Act 2
var getStatus = adapter.TryGet(target, segment, resolver, out object getValue, out string getErrorMessage);
// Assert 2
Assert.True(getStatus);
Assert.Null(getErrorMessage);
Assert.Equal(getValue, target.NewProperty);
}
public void TryRemove_SetsPropertyToDefaultOrNull(object value, object expectedValue)
{
// Arrange
var adapter = new DynamicObjectAdapter();
dynamic target = new DynamicTestObject();
var segment = "NewProperty";
var resolver = new DefaultContractResolver();
// Act 1
var addStatus = adapter.TryAdd(target, segment, resolver, value, out string errorMessage);
// Assert 1
Assert.True(addStatus);
Assert.Null(errorMessage);
Assert.Equal(value, target.NewProperty);
// Act 2
var removeStatus = adapter.TryRemove(target, segment, resolver, out string removeErrorMessage);
// Assert 2
Assert.True(removeStatus);
Assert.Null(removeErrorMessage);
Assert.Equal(expectedValue, target.NewProperty);
}