95 lines
2.6 KiB
Go
95 lines
2.6 KiB
Go
package graphvent
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import (
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"testing"
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"fmt"
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"time"
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"runtime/pprof"
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"runtime/debug"
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"os"
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badger "github.com/dgraph-io/badger/v3"
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)
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type GraphTester testing.T
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const listner_timeout = 50 * time.Millisecond
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func (t * GraphTester) WaitForStatus(ctx * Context, listener chan Signal, status string, timeout time.Duration, str string) Signal {
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timeout_channel := time.After(timeout)
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for true {
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select {
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case signal := <- listener:
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if signal == nil {
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ctx.Log.Logf("test", "SIGNAL_CHANNEL_CLOSED: %s", listener)
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t.Fatal(str)
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}
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if signal.Type() == "status" {
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sig, ok := signal.(StatusSignal)
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if ok == true {
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ctx.Log.Logf("test", "Status received: %s", sig.Status)
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if sig.Status == status {
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return signal
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}
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} else {
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ctx.Log.Logf("test", "Failed to cast status to StatusSignal: %+v", signal)
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}
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}
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case <-timeout_channel:
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pprof.Lookup("goroutine").WriteTo(os.Stdout, 1)
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t.Fatal(str)
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return nil
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}
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}
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return nil
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}
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func (t * GraphTester) CheckForNone(listener chan Signal, str string) {
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timeout := time.After(listner_timeout)
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select {
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case sig := <- listener:
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pprof.Lookup("goroutine").WriteTo(os.Stdout, 1)
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t.Fatal(fmt.Sprintf("%s : %+v", str, sig))
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case <-timeout:
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}
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}
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const SimpleListenerNodeType = NodeType("SIMPLE_LISTENER")
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func NewSimpleListener(ctx *Context, buffer int) (*Node, *ListenerExt) {
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listener := NewNode(ctx, RandID(), SimpleListenerNodeType)
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policy := NewAllNodesPolicy([]string{"signal.status", "requirements.write", "requirements.read", "dependencies.write", "dependencies.read", "owner.read", "owner.write"})
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listener_extension := NewListenerExt(buffer)
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listener.Extensions[ListenerExtType] = listener_extension
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listener.Extensions[ACLExtType] = NewACLExt(map[PolicyType]Policy{
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AllNodesPolicyType: &policy,
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})
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listener.Extensions[LockableExtType] = NewLockableExt(nil, nil, nil, nil)
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return listener, listener_extension
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}
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func logTestContext(t * testing.T, components []string) *Context {
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db, err := badger.Open(badger.DefaultOptions("").WithInMemory(true))
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if err != nil {
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t.Fatal(err)
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}
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ctx, err := NewContext(db, NewConsoleLogger(components))
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fatalErr(t, err)
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err = ctx.RegisterNodeType(SimpleListenerNodeType, []ExtType{ACLExtType, ListenerExtType, LockableExtType})
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fatalErr(t, err)
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return ctx
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}
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func testContext(t * testing.T) * Context {
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return logTestContext(t, []string{})
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}
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func fatalErr(t * testing.T, err error) {
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if err != nil {
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debug.PrintStack()
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t.Fatal(err)
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}
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}
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