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// Copyright (c) 2012-2016 Eli Janssen
// Use of this source code is governed by an MIT-style
// license that can be found in the LICENSE file.
package mlog
import (
"bytes"
"fmt"
"io"
"testing"
"time"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
"gotest.tools/v3/assert/opt"
"gotest.tools/v3/golden"
)
func assertPanic(t *testing.T, f func()) {
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic")
}
}()
f()
}
func TestLoggerMsgs(t *testing.T) {
var infoTests = map[string]struct {
flags FlagSet
method string
message string
extra interface{}
}{
"infom1": {Llevel | Lsort, "infom", "test", Map{"x": "y"}},
"infom2": {Llevel | Lsort, "infom", "test", Map{"x": "y", "y": "z", "t": "u", "u": "v"}},
"infom3": {Llevel | Lsort, "infom", "test", Map{"y": "z", "x": "y", "u": "v", "t": "u"}},
"infom4": {Llevel | Lsort, "infom", "test", Map{"x": 1, "y": 2, "z": 3, "haz_string": "such tests"}},
"debug1": {Llevel | Lsort | Ldebug, "debugm", "test", nil},
"debug2": {Llevel | Lsort | Ldebug, "debugm", "test", nil},
"infof1": {Llevel, "infof", "test: %d", 5},
"infof2": {Llevel, "infof", "test: %s", "test"},
"infof3": {Llevel, "infof", "test: %s %s", []interface{}{"test", "pickles"}},
"infox1": {Llevel, "infox", "test", []*Attr{{"x", "y"}}},
"infox2": {Llevel, "infox", "test", []*Attr{{"x", "y"}, {"y", "z"}}},
"infox3": {Llevel, "infox", "test", nil},
"debugx1": {Llevel | Ldebug, "debugx", "test", []*Attr{{"x", "y"}}},
"debugx2": {Llevel | Ldebug, "debugx", "test", []*Attr{{"x", "y"}, {"y", "z"}}},
"debugx3": {Llevel | Ldebug, "debugx", "test", nil},
}
buf := &bytes.Buffer{}
logger := New(io.Discard, Llevel|Lsort)
logger.out = buf
for name, tt := range infoTests {
buf.Truncate(0)
logger.flags = uint64(tt.flags)
switch tt.method {
case "debugx":
m, ok := tt.extra.([]*Attr)
if !ok && tt.extra != nil {
t.Errorf("%s: failed type assertion", name)
continue
}
logger.Debugx(tt.message, m...)
case "infox":
m, ok := tt.extra.([]*Attr)
if !ok && tt.extra != nil {
t.Errorf("%s: failed type assertion", name)
continue
}
logger.Infox(tt.message, m...)
case "debugm":
m, ok := tt.extra.(Map)
if !ok && tt.extra != nil {
t.Errorf("%s: failed type assertion", name)
continue
}
logger.Debugm(tt.message, m)
case "infom":
m, ok := tt.extra.(Map)
if !ok && tt.extra != nil {
t.Errorf("%s: failed type assertion", name)
continue
}
logger.Infom(tt.message, m)
case "debug":
logger.Debug(tt.message)
case "info":
logger.Info(tt.message)
case "debugf":
if i, ok := tt.extra.([]interface{}); ok {
logger.Debugf(tt.message, i...)
} else {
logger.Debugf(tt.message, tt.extra)
}
case "infof":
if i, ok := tt.extra.([]interface{}); ok {
logger.Infof(tt.message, i...)
} else {
logger.Infof(tt.message, tt.extra)
}
default:
t.Errorf("%s: not sure what to do", name)
continue
}
goldenFixture := fmt.Sprintf("test_logger_msgs.%s.golden", name)
golden.AssertBytes(t, buf.Bytes(), goldenFixture, "%s: did not match expectation", name)
}
}
func TestLoggerTimestamp(t *testing.T) {
buf := &bytes.Buffer{}
// test nanoseconds
logger := New(buf, Lstd)
tnow := time.Now()
logger.Info("test this")
ts := bytes.Split(buf.Bytes()[6:], []byte{'"'})[0]
tlog, err := time.Parse(time.RFC3339Nano, string(ts))
assert.Check(t, err, "Failed to parse time from log")
assert.Assert(t, is.DeepEqual(tnow, tlog, opt.TimeWithThreshold(2*time.Second)), "Time not even close")
buf.Truncate(0)
// test microeconds
logger.SetFlags(Lstd)
tnow = time.Now()
logger.Info("test this")
ts = bytes.Split(buf.Bytes()[6:], []byte{'"'})[0]
tlog, err = time.Parse(time.RFC3339Nano, string(ts))
assert.Check(t, err, "Failed to parse time from log")
assert.Assert(t, is.DeepEqual(tnow, tlog, opt.TimeWithThreshold(2*time.Second)), "Time not even close")
buf.Truncate(0)
// test standard (seconds)
logger.SetFlags(Lstd)
tnow = time.Now()
logger.Info("test this")
ts = bytes.Split(buf.Bytes()[6:], []byte{'"'})[0]
tlog, err = time.Parse(time.RFC3339Nano, string(ts))
assert.Check(t, err, "Failed to parse time from log")
assert.Assert(t, is.DeepEqual(tnow, tlog, opt.TimeWithThreshold(2*time.Second)), "Time not even close")
}
func TestPanics(t *testing.T) {
var infoTests = map[string]struct {
flags FlagSet
method string
message string
extra interface{}
}{
"panic": {Llevel | Lsort, "panic", "test", nil},
"panicf": {Llevel | Lsort, "panicf", "test: %d", 5},
"panicm": {Llevel | Lsort, "panicm", "test", Map{"x": "y"}},
}
buf := &bytes.Buffer{}
logger := New(io.Discard, Llevel|Lsort)
logger.out = buf
for name, tt := range infoTests {
buf.Truncate(0)
logger.flags = uint64(tt.flags)
switch tt.method {
case "panicm":
m, ok := tt.extra.(Map)
if !ok && tt.extra != nil {
t.Errorf("%s: failed type assertion", name)
continue
}
assertPanic(t, func() {
logger.Panicm(tt.message, m)
})
case "panicf":
assertPanic(t, func() {
logger.Panicf(tt.message, tt.extra)
})
case "panic":
assertPanic(t, func() {
logger.Panic(tt.message)
})
default:
t.Errorf("%s: not sure what to do", name)
continue
}
goldenFixture := fmt.Sprintf("test_logger_msgs.%s.golden", name)
golden.AssertBytes(t, buf.Bytes(), goldenFixture, "%s: did not match expectation", name)
}
}
|
