public async Task ReturnsQueryStats_WhenInTransaction()
{
BoltClientTestHelper.GetDriverAndSession(out var mockDriver, out _, out _);
bool completedRaised = false;
QueryStats stats = null;
var client = new BoltGraphClient(mockDriver);
client.OperationCompleted += (o, e) =>
{
stats = e.QueryStats;
completedRaised = true;
};
await client.ConnectAsync();
using (var tx = client.BeginTransaction())
{
await client.Cypher.WithQueryStats.Match("n").Return(n => n.Count()).ExecuteWithoutResultsAsync();
completedRaised.Should().BeTrue();
stats.Should().NotBeNull();
}
}
public async Task DoesntDoAnything()
{
BoltClientTestHelper.GetDriverAndSession(out var mockDriver, out _, out _);
var client = new BoltGraphClient(mockDriver);
await client.ConnectAsync();
using (var tx = client.BeginTransaction())
{
await tx.KeepAliveAsync();
}
}
public async Task QueryInTransaction_ThrowsExceptionWhen_ExecutingCypherQueryAgainstADifferentDatabaseName()
{
BoltClientTestHelper.GetDriverAndSession(out var mockDriver, out _, out var mockTransaction);
var client = new BoltGraphClient(mockDriver);
await client.ConnectAsync();
using (var tx = client.BeginTransaction())
{
var ex = Assert.Throws <InvalidOperationException>(() => client.Cypher.WithDatabase("foo").Match("n").Return(n => n.Count()));
ex.Should().NotBeNull();
}
}
public async Task IsTrueWhen_Open()
{
BoltClientTestHelper.GetDriverAndSession(out var mockDriver, out _, out _);
var client = new BoltGraphClient(mockDriver);
await client.ConnectAsync();
using (var tx = client.BeginTransaction())
{
await client.Cypher.Match("n").Return(n => n.Count()).ExecuteWithoutResultsAsync();
tx.IsOpen.Should().BeTrue();
}
}
public async Task CallsRollsback_IfTransactionIsOpen()
{
BoltClientTestHelper.GetDriverAndSession(out var mockDriver, out _, out var mockTransaction);
var client = new BoltGraphClient(mockDriver);
await client.ConnectAsync();
using (var tx = client.BeginTransaction())
{
await client.Cypher.Match("n").Return(n => n.Count()).ExecuteWithoutResultsAsync();
}
await mockTransaction.Received(1).RollbackAsync();
}
public async Task ThrowsClosedTransactionException_WhenTransactionAlreadyClosed()
{
BoltClientTestHelper.GetDriverAndSession(out var mockDriver, out _, out var mockTransaction);
var client = new BoltGraphClient(mockDriver);
await client.ConnectAsync();
using (var tx = client.BeginTransaction())
{
await client.Cypher.Match("n").Return(n => n.Count()).ExecuteWithoutResultsAsync();
await tx.CommitAsync();
var ex = await Assert.ThrowsAsync <ClosedTransactionException>(async() => await tx.CommitAsync());
ex.Should().NotBeNull();
}
}