public void VariableCoercionHelper_CoercedValues_Is_Null()
{
// arrange
ISchema schema = SchemaBuilder.New().AddStarWarsTypes().Create();
var variableDefinitions = new List <VariableDefinitionNode>
{
new VariableDefinitionNode(
null,
new VariableNode("abc"),
new NamedTypeNode("String"),
new StringValueNode("def"),
Array.Empty <DirectiveNode>())
};
var variableValues = new Dictionary <string, object>();
var helper = new VariableCoercionHelper();
// act
Action action = () => helper.CoerceVariableValues(
schema, variableDefinitions, variableValues, null !);
// assert
Assert.Throws <ArgumentNullException>(action);
}
public void VariableCoercionHelper_Schema_Is_Null()
{
// arrange
var variableDefinitions = new List <VariableDefinitionNode>
{
new VariableDefinitionNode(
null,
new VariableNode("abc"),
new NamedTypeNode("String"),
new StringValueNode("def"),
Array.Empty <DirectiveNode>())
};
var variableValues = new Dictionary <string, object>();
var coercedValues = new Dictionary <string, VariableValueOrLiteral>();
var helper = new VariableCoercionHelper();
// act
Action action = () => helper.CoerceVariableValues(
null !, variableDefinitions, variableValues, coercedValues);
// assert
Assert.Throws <ArgumentNullException>(action);
}
public void Coerce_Nullable_String_Variable_With_Default_Where_Value_Is_Not_Provided()
{
// arrange
ISchema schema = SchemaBuilder.New().AddStarWarsTypes().Create();
var variableDefinitions = new List <VariableDefinitionNode>
{
new VariableDefinitionNode(
null,
new VariableNode("abc"),
new NamedTypeNode("String"),
new StringValueNode("def"),
Array.Empty <DirectiveNode>())
};
var variableValues = new Dictionary <string, object>();
var coercedValues = new Dictionary <string, VariableValueOrLiteral>();
var helper = new VariableCoercionHelper();
// act
helper.CoerceVariableValues(schema, variableDefinitions, variableValues, coercedValues);
// assert
Assert.Collection(coercedValues,
t =>
{
Assert.Equal("abc", t.Key);
Assert.Equal("String", Assert.IsType <StringType>(t.Value.Type).Name);
Assert.Equal("def", t.Value.Value);
Assert.Equal("def", Assert.IsType <StringValueNode>(t.Value.ValueLiteral).Value);
});
}
public void VariableCoercionHelper_VariableDefinitions_Is_Null()
{
// arrange
ISchema schema = SchemaBuilder.New().AddStarWarsTypes().Create();
var variableValues = new Dictionary <string, object>();
var coercedValues = new Dictionary <string, VariableValueOrLiteral>();
var helper = new VariableCoercionHelper();
// act
Action action = () => helper.CoerceVariableValues(
schema, null !, variableValues, coercedValues);
// assert
Assert.Throws <ArgumentNullException>(action);
}
