caddy-log-exporter/vendor/github.com/testcontainers/testcontainers-go/logger.go

104 lines
2.5 KiB
Go

package testcontainers
import (
"context"
"log"
"os"
"strings"
"testing"
"github.com/docker/docker/client"
)
// Logger is the default log instance
var Logger Logging = log.New(os.Stderr, "", log.LstdFlags)
func init() {
for _, arg := range os.Args {
if strings.EqualFold(arg, "-test.v=true") || strings.EqualFold(arg, "-v") {
return
}
}
// If we are not running in verbose mode, we configure a noop logger by default.
Logger = &noopLogger{}
}
// Validate our types implement the required interfaces.
var (
_ Logging = (*log.Logger)(nil)
_ ContainerCustomizer = LoggerOption{}
_ GenericProviderOption = LoggerOption{}
_ DockerProviderOption = LoggerOption{}
)
// Logging defines the Logger interface
type Logging interface {
Printf(format string, v ...interface{})
}
type noopLogger struct{}
// Printf implements Logging.
func (n noopLogger) Printf(format string, v ...interface{}) {
// NOOP
}
// Deprecated: this function will be removed in a future release
// LogDockerServerInfo logs the docker server info using the provided logger and Docker client
func LogDockerServerInfo(ctx context.Context, client client.APIClient, logger Logging) {
// NOOP
}
// TestLogger returns a Logging implementation for testing.TB
// This way logs from testcontainers are part of the test output of a test suite or test case.
func TestLogger(tb testing.TB) Logging {
tb.Helper()
return testLogger{TB: tb}
}
// WithLogger returns a generic option that sets the logger to be used.
//
// Consider calling this before other "With functions" as these may generate logs.
//
// This can be given a TestLogger to collect the logs from testcontainers into a
// test case.
func WithLogger(logger Logging) LoggerOption {
return LoggerOption{
logger: logger,
}
}
// LoggerOption is a generic option that sets the logger to be used.
//
// It can be used to set the logger for providers and containers.
type LoggerOption struct {
logger Logging
}
// ApplyGenericTo implements GenericProviderOption.
func (o LoggerOption) ApplyGenericTo(opts *GenericProviderOptions) {
opts.Logger = o.logger
}
// ApplyDockerTo implements DockerProviderOption.
func (o LoggerOption) ApplyDockerTo(opts *DockerProviderOptions) {
opts.Logger = o.logger
}
// Customize implements ContainerCustomizer.
func (o LoggerOption) Customize(req *GenericContainerRequest) error {
req.Logger = o.logger
return nil
}
type testLogger struct {
testing.TB
}
// Printf implements Logging.
func (t testLogger) Printf(format string, v ...interface{}) {
t.Helper()
t.Logf(format, v...)
}