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package logging_test
import (
"bytes"
"context"
"fmt"
"regexp"
"testing"
"github.com/aws/smithy-go/logging"
)
func TestNewStandardLogger(t *testing.T) {
var buffer bytes.Buffer
logger := logging.NewStandardLogger(&buffer)
const matchStr = `SDK \d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2} %s foo bar baz\n`
logger.Logf(logging.Debug, "foo %s baz", "bar")
match := regexp.MustCompile(fmt.Sprintf(matchStr, "DEBUG"))
if !match.Match(buffer.Bytes()) {
t.Error("log entry did not match expected")
}
logger.Logf(logging.Warn, "foo %s baz", "bar")
match = regexp.MustCompile(fmt.Sprintf(matchStr, "WARN"))
if !match.Match(buffer.Bytes()) {
t.Error("log entry did not match expected")
}
}
func TestNop(t *testing.T) {
logging.Nop{}.Logf(logging.Debug, "foo")
}
func TestWithContext(t *testing.T) {
l := &mockContextLogger{}
expectContextStrValue := "bar"
nl := logging.WithContext(context.WithValue(context.Background(), "foo", expectContextStrValue), l)
v, ok := nl.(*mockContextLogger)
if !ok {
t.Fatalf("expect %T, got %T", &mockContextLogger{}, nl)
}
if v.ctx == nil {
t.Fatal("expect context to not be nil")
}
ctxValue := v.ctx.Value("foo")
str, ok := ctxValue.(string)
if !ok {
t.Fatalf("expect string, got %T", str)
}
if str != expectContextStrValue {
t.Errorf("expect %v, got %v", expectContextStrValue, str)
}
}
type mockContextLogger struct {
ctx context.Context
}
func (m mockContextLogger) WithContext(ctx context.Context) logging.Logger {
m.ctx = ctx
return &m
}
func (m mockContextLogger) Logf(level logging.Classification, format string, v ...interface{}) {
return
}
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