public async Task ExecuteOperationMiddleware_Mutation_ExecutedSerially()
{
// arrange
var state = 0;
var schema = Schema.Create(
FileResource.Open("MutationExecutionSchema.graphql"),
cnf =>
{
cnf.BindResolver(() => state)
.To("Query", "state");
cnf.BindResolver(() => state)
.To("CurrentState", "theNumber");
cnf.BindResolver(
ctx => state = ctx.Argument <int>("newNumber"))
.To("Mutation", "changeTheNumber");
});
DocumentNode query = Parser.Default.Parse(
FileResource.Open("MutationExecutionQuery.graphql"));
OperationDefinitionNode operation = query.Definitions
.OfType <OperationDefinitionNode>()
.FirstOrDefault();
var request = new QueryRequest("{ a }").ToReadOnly();
var services = new DictionaryServiceProvider(
new KeyValuePair <Type, object>(
typeof(IErrorHandler),
ErrorHandler.Default));
var context = new QueryContext(schema, services, request)
{
Document = query,
Operation = operation
};
var options = new QueryExecutionOptions();
var strategyResolver = new ExecutionStrategyResolver(options);
var middleware = new ExecuteOperationMiddleware(
c => Task.CompletedTask,
strategyResolver,
new Cache <DirectiveLookup>(10));
// act
await middleware.InvokeAsync(context);
// assert
Assert.NotNull(context.Result);
context.Result.Snapshot();
}
public async Task ExecuteOperationMiddleware_Mutation_ExecutedSerially()
{
// arrange
var state = 0;
var schema = Schema.Create(
FileResource.Open("MutationExecutionSchema.graphql"),
cnf =>
{
cnf.BindResolver(() => state)
.To("Query", "state");
cnf.BindResolver(() => state)
.To("CurrentState", "theNumber");
cnf.BindResolver(
ctx => state = ctx.Argument <int>("newNumber"))
.To("Mutation", "changeTheNumber");
});
DocumentNode query = Parser.Default.Parse(
FileResource.Open("MutationExecutionQuery.graphql"));
OperationDefinitionNode operationNode = query.Definitions
.OfType <OperationDefinitionNode>()
.FirstOrDefault();
var operation = new Operation
(
query,
operationNode,
new VariableValueBuilder(
schema,
operationNode)
.CreateValues(new Dictionary <string, object>()),
schema.MutationType,
null
);
IReadOnlyQueryRequest request = new QueryRequest("{ a }");
var observable = new DiagnosticListener("Foo");
var services = new DictionaryServiceProvider(
new KeyValuePair <Type, object>(
typeof(IErrorHandler),
ErrorHandler.Default),
new KeyValuePair <Type, object>(
typeof(DiagnosticListener),
observable),
new KeyValuePair <Type, object>(
typeof(DiagnosticSource),
observable));
var context = new QueryContext
(
schema,
services.CreateRequestServiceScope(),
request,
fs => fs.Field.Middleware
)
{
Document = query,
Operation = operation
};
var options = new QueryExecutionOptions();
var strategyResolver = new ExecutionStrategyResolver(options);
var diagnostics = new QueryExecutionDiagnostics(
new DiagnosticListener("Foo"),
new IDiagnosticObserver[0],
TracingPreference.Never);
var middleware = new ExecuteOperationMiddleware(
c => Task.CompletedTask,
strategyResolver,
new Cache <DirectiveMiddlewareCompiler>(10),
diagnostics);
// act
await middleware.InvokeAsync(context);
// assert
Assert.NotNull(context.Result);
context.Result.Snapshot();
}