113 lines
2.4 KiB
Go
113 lines
2.4 KiB
Go
// Copyright 2025, IPng Networks GmbH, Pim van Pelt <pim@ipng.ch>
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package logger
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import (
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"bytes"
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"io"
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"os"
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"strings"
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"testing"
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"govpp-snmp-agentx/config"
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)
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func TestPrintf(t *testing.T) {
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// Capture stdout
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oldStdout := os.Stdout
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r, w, _ := os.Pipe()
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os.Stdout = w
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Printf("test message: %s", "hello")
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// Close writer and restore stdout
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w.Close()
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os.Stdout = oldStdout
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// Read captured output
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var buf bytes.Buffer
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_, _ = io.Copy(&buf, r)
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output := buf.String()
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// Check output format: "INFO file.go:function message"
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if !strings.HasPrefix(output, "INFO ") {
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t.Errorf("Expected output to start with 'INFO ', got: %s", output)
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}
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if !strings.Contains(output, "logger_test.go:logger.TestPrintf") {
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t.Errorf("Expected output to contain caller info, got: %s", output)
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}
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if !strings.Contains(output, "test message: hello") {
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t.Errorf("Expected output to contain message, got: %s", output)
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}
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}
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func TestDebugfWithDebugEnabled(t *testing.T) {
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// Save original debug state
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originalDebug := config.Debug
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defer func() { config.Debug = originalDebug }()
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// Enable debug
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config.Debug = true
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// Capture stdout
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oldStdout := os.Stdout
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r, w, _ := os.Pipe()
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os.Stdout = w
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Debugf("debug message: %s", "test")
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// Close writer and restore stdout
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w.Close()
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os.Stdout = oldStdout
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// Read captured output
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var buf bytes.Buffer
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_, _ = io.Copy(&buf, r)
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output := buf.String()
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// Check output format: "DEBUG file.go:function message"
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if !strings.HasPrefix(output, "DEBUG ") {
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t.Errorf("Expected output to start with 'DEBUG ', got: %s", output)
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}
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if !strings.Contains(output, "debug message: test") {
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t.Errorf("Expected output to contain message, got: %s", output)
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}
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}
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func TestDebugfWithDebugDisabled(t *testing.T) {
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// Save original debug state
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originalDebug := config.Debug
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defer func() { config.Debug = originalDebug }()
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// Disable debug
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config.Debug = false
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// Capture stdout
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oldStdout := os.Stdout
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r, w, _ := os.Pipe()
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os.Stdout = w
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Debugf("debug message: %s", "test")
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// Close writer and restore stdout
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w.Close()
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os.Stdout = oldStdout
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// Read captured output
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var buf bytes.Buffer
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_, _ = io.Copy(&buf, r)
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output := buf.String()
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// Should be empty when debug is disabled
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if output != "" {
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t.Errorf("Expected no output when debug is disabled, got: %s", output)
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}
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}
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func TestSync(t *testing.T) {
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// Test that Sync doesn't panic (it's a no-op now)
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Sync()
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} |