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testing.go
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testing.go
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// Package testing provides an adapter for the go test testing logger
package testing
import (
"fmt"
"strings"
"testing"
"github.com/fclairamb/go-log"
"github.com/fclairamb/go-log/level"
)
// NewTestLogger creates a logger based on the test framework
func NewTestLogger(t *testing.T, level level.Level) log.Logger {
return &testLogger{
t: t,
context: nil,
level: level,
}
}
// testLogger is a logger based on the test framework
type testLogger struct {
t *testing.T
context []interface{}
level level.Level
}
func (t *testLogger) log(level level.Level, msg string, args []interface{}) {
t.t.Helper()
if !t.level.ShouldLog(level) {
return
}
sb := strings.Builder{}
sb.WriteString(level.String())
sb.WriteString(": ")
sb.WriteString(msg)
if t.context != nil {
args = append(args, t.context...)
}
if len(args) > 0 {
sb.WriteString(" / ")
for i := 0; i < len(args); i++ {
if i%2 == 0 {
if i > 0 {
sb.WriteString(", ")
}
sb.WriteString(fmt.Sprintf("%v", args[i]))
} else {
sb.WriteString(fmt.Sprintf("=\"%v\"", args[i]))
}
}
}
t.t.Log(sb.String())
}
func (t *testLogger) Debug(msg string, args ...interface{}) {
t.t.Helper()
t.log(level.Debug, msg, args)
}
func (t *testLogger) Info(msg string, args ...interface{}) {
t.t.Helper()
t.log(level.Info, msg, args)
}
func (t *testLogger) Warn(msg string, args ...interface{}) {
t.t.Helper()
t.log(level.Warning, msg, args)
}
func (t *testLogger) Error(msg string, args ...interface{}) {
t.t.Helper()
t.log(level.Error, msg, args)
}
// We don't _log_ anything but we need to keep a consistent behavior
func (t *testLogger) Panic(msg string, args ...interface{}) {
panic(fmt.Errorf("%s: %s", msg, args)) //nolint:goerr113
}
func (t *testLogger) With(args ...interface{}) log.Logger {
logger := &testLogger{
t: t.t,
context: nil,
level: t.level,
}
if t.context != nil {
logger.context = append(logger.context, t.context...)
}
if len(args) > 0 {
logger.context = append(logger.context, args...)
}
return logger
}