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package pdebug
import (
"bytes"
"errors"
"io"
"regexp"
"testing"
"github.com/stretchr/testify/assert"
)
func setw(ctx *pdctx, w io.Writer) func() {
oldw := ctx.Writer
ctx.Writer = w
return func() { ctx.Writer = oldw }
}
func TestPrintf(t *testing.T) {
buf := &bytes.Buffer{}
wg := setw(DefaultCtx, buf)
defer wg()
Printf("Hello, World!")
if Enabled && Trace {
re := regexp.MustCompile(`\|DEBUG\| \d+\.\d+ Hello, World!\n`)
if !assert.True(t, re.MatchString(buf.String()), "Simple Printf works") {
return
}
} else {
if !assert.Equal(t, "", buf.String(), "Simple Printf should be suppressed") {
return
}
}
}
func TestMarker(t *testing.T) {
buf := &bytes.Buffer{}
wg := setw(DefaultCtx, buf)
defer wg()
f2 := func() (err error) {
g := Marker("f2").BindError(&err)
defer g.End()
Printf("Hello, World!")
return errors.New("dummy error")
}
f1 := func() {
g := Marker("f1")
defer g.End()
f2()
}
f1()
if Enabled && Trace {
re := regexp.MustCompile(`\|DEBUG\| \d+\.\d+ START f1\n\|DEBUG\| \d+\.\d+ START f2\n\|DEBUG\| \d+\.\d+ Hello, World!\n\|DEBUG\| \d+\.\d+ END f2 \(`)
if !assert.True(t, re.MatchString(buf.String()), "Markers should work") {
t.Logf("Expected '%v'", re)
t.Logf("Actual '%v'", buf.String())
return
}
} else {
if !assert.Equal(t, "", buf.String(), "Markers should work") {
return
}
}
}
func TestLegacyMarker(t *testing.T) {
buf := &bytes.Buffer{}
wg := setw(DefaultCtx, buf)
defer wg()
f2 := func() (err error) {
g := IPrintf("START f2")
defer func() {
if err == nil {
g.IRelease("END f2")
} else {
g.IRelease("END f2: %s", err)
}
}()
Printf("Hello, World!")
return errors.New("dummy error")
}
f1 := func() {
g := IPrintf("START f1")
defer g.IRelease("END f1")
f2()
}
f1()
if Enabled && Trace {
re := regexp.MustCompile(`\|DEBUG\| \d+\.\d+ START f1\n\|DEBUG\| \d+\.\d+ START f2\n\|DEBUG\| \d+\.\d+ Hello, World!\n\|DEBUG\| \d+\.\d+ END f2`)
if !assert.True(t, re.MatchString(buf.String()), "Markers should work") {
t.Logf("Expected '%v'", re)
t.Logf("Actual '%v'", buf.String())
return
}
// TODO: check for error and timestamp
} else {
if !assert.Equal(t, "", buf.String(), "Markers should work") {
return
}
}
}
|
