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44 changes: 44 additions & 0 deletions tests/code/withcontext.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,44 @@
package code

import (
"context"
"database/sql"
"fmt"
)

type Env struct {
DB *sql.DB
Shutdown func()
}

func withcontext(ctx context.Context, env *Env) error {
db, close, err := initDatabase(ctx, env)
if err != nil {
return fmt.Errorf("creating database: %w", err)
}

prev := env.Shutdown
env.Shutdown = func() {
if prev != nil {
prev()
}
if close != nil {
close()
}
}

env.DB = db

return nil
}

func initDatabase(ctx context.Context, env *Env) (*sql.DB, func(), error) {
_, cancelFunc := context.WithCancel(ctx)

db, err := sql.Open("sqlite", "testing")
if err != nil {
cancelFunc()
return nil, cancelFunc, fmt.Errorf("opening database: %w", err)
}
return db, cancelFunc, nil
}
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