Ilia Denisov
63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
package testkit
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import (
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"context"
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"sync"
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"galaxy/authsession/internal/domain/gatewayprojection"
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"galaxy/authsession/internal/ports"
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)
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// RecordingProjectionPublisher is a deterministic
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// GatewaySessionProjectionPublisher double that records every published
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// snapshot.
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type RecordingProjectionPublisher struct {
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mu sync.Mutex
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// Err is returned directly from PublishSession when set.
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Err error
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// Errors is an optional FIFO error script consumed before Err. Nil entries
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// represent successful publish attempts.
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Errors []error
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published []gatewayprojection.Snapshot
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}
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// PublishSession records snapshot and returns the configured error, if any.
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func (p *RecordingProjectionPublisher) PublishSession(ctx context.Context, snapshot gatewayprojection.Snapshot) error {
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if err := ctx.Err(); err != nil {
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return err
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}
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if err := snapshot.Validate(); err != nil {
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return err
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}
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p.mu.Lock()
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defer p.mu.Unlock()
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p.published = append(p.published, cloneProjectionSnapshot(snapshot))
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if len(p.Errors) > 0 {
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err := p.Errors[0]
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p.Errors = append([]error(nil), p.Errors[1:]...)
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return err
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}
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return p.Err
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}
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// PublishedSnapshots returns a stable snapshot of every published projection.
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func (p *RecordingProjectionPublisher) PublishedSnapshots() []gatewayprojection.Snapshot {
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p.mu.Lock()
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defer p.mu.Unlock()
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snapshots := make([]gatewayprojection.Snapshot, 0, len(p.published))
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for _, snapshot := range p.published {
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snapshots = append(snapshots, cloneProjectionSnapshot(snapshot))
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}
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return snapshots
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}
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var _ ports.GatewaySessionProjectionPublisher = (*RecordingProjectionPublisher)(nil)
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