public void FieldIsNotDefinedOnTypeInFragment()
{
// arrange
Schema schema = ValidationUtils.CreateSchema();
DocumentNode query = Parser.Default.Parse(@"
fragment fieldNotDefined on Dog {
meowVolume
}
fragment aliasedLyingFieldTargetNotDefined on Dog {
barkVolume: kawVolume
}
");
// act
var validator = new FieldMustBeDefinedRule();
QueryValidationResult result = validator.Validate(schema, query);
// assert
Assert.True(result.HasErrors);
Assert.Collection(result.Errors,
t => Assert.Equal(
"The field `meowVolume` does not exist " +
"on the type `Dog`.", t.Message),
t => Assert.Equal(
"The field `kawVolume` does not exist " +
"on the type `Dog`.", t.Message));
}
public void InterfaceFieldSelectionOnPet()
{
// arrange
Schema schema = ValidationUtils.CreateSchema();
DocumentNode query = Parser.Default.Parse(@"
fragment interfaceFieldSelection on Pet {
name
}
");
// act
var validator = new FieldMustBeDefinedRule();
QueryValidationResult result = validator.Validate(schema, query);
// assert
Assert.False(result.HasErrors);
}
public void DefinedOnImplementorsButNotInterfaceOnPet()
{
// arrange
Schema schema = ValidationUtils.CreateSchema();
DocumentNode query = Parser.Default.Parse(@"
fragment definedOnImplementorsButNotInterface on Pet {
nickname
}
");
// act
var validator = new FieldMustBeDefinedRule();
QueryValidationResult result = validator.Validate(schema, query);
// assert
Assert.True(result.HasErrors);
Assert.Collection(result.Errors,
t => Assert.Equal(
"The field `nickname` does not exist " +
"on the type `Pet`.", t.Message));
}
public void DirectFieldSelectionOnUnion()
{
// arrange
Schema schema = ValidationUtils.CreateSchema();
DocumentNode query = Parser.Default.Parse(@"
fragment directFieldSelectionOnUnion on CatOrDog {
name
barkVolume
}
");
// act
var validator = new FieldMustBeDefinedRule();
QueryValidationResult result = validator.Validate(schema, query);
// assert
Assert.True(result.HasErrors);
Assert.Collection(result.Errors,
t => Assert.Equal(
"A union type cannot declare a field directly. " +
"Use inline fragments or fragments instead", t.Message));
}
public void InDirectFieldSelectionOnUnion()
{
// arrange
Schema schema = ValidationUtils.CreateSchema();
DocumentNode query = Parser.Default.Parse(@"
fragment inDirectFieldSelectionOnUnion on CatOrDog {
__typename
... on Pet {
name
}
... on Dog {
barkVolume
}
}
");
// act
var validator = new FieldMustBeDefinedRule();
QueryValidationResult result = validator.Validate(schema, query);
// assert
Assert.False(result.HasErrors);
}