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encoder_test.go
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encoder_test.go
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package prettyconsole
import (
"bytes"
"errors"
"fmt"
"log"
"regexp"
"sort"
"testing"
"time"
pkgerrors "github.com/pkg/errors"
"github.com/stretchr/testify/assert"
"go.uber.org/multierr"
"go.uber.org/zap"
"go.uber.org/zap/buffer"
"go.uber.org/zap/zapcore"
)
func TestEncodeEntry(t *testing.T) {
// Remove stacktrace line-numbers from this test file. Remember to manually
// test with -trimpath
rPath := regexp.MustCompile(`(github|\/|testing|runtime)[\w\.\\\/\-]*:\d+`)
tests := []struct {
desc string
expected string
ent zapcore.Entry
fields []zapcore.Field
}{
{
desc: "Minimal",
// 4:33PM INF >
expected: "\x1b[90m4:33PM\x1b[0m\x1b[32m \x1b[0m\x1b[32mINF\x1b[0m\x1b[32m \x1b[0m\x1b[1m\x1b[32m>\x1b[0m\x1b[0m\n",
ent: zapcore.Entry{
Level: zap.InfoLevel,
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
},
fields: []zapcore.Field{},
},
{
desc: "Basic",
// 4:33PM INF TestLogger ../<some_file>:<line_number> > log\nmessage complex=-8+12i duration=3h0m0s float=-30000000000000 int=0 string=test_\n_value time=2022-06-19T16:33:42Z
// ↳ strings=[\u001b1, 2\t]
expected: "\x1b[90m4:33PM\x1b[0m\x1b[32m \x1b[0m\x1b[32mINF\x1b[0m\x1b[32m \x1b[0m\x1b[1mTestLogger\x1b[0m\x1b[32m \x1b[0m\x1b[1m\x1b[32m>\x1b[0m\x1b[0m\x1b[32m \x1b[0mlog\x1b[32m\\n\x1b[0mmessage\x1b[32m \x1b[0m\x1b[32mcomplex=\x1b[0m-8+12i\x1b[32m \x1b[0m\x1b[32mduration=\x1b[0m3h0m0s\x1b[32m \x1b[0m\x1b[32mfloat=\x1b[0m-30000000000000\x1b[32m \x1b[0m\x1b[32mint=\x1b[0m0\x1b[32m \x1b[0m\x1b[32mstring=\x1b[0mtest_\x1b[32m\\n\x1b[0m_value\x1b[32m \x1b[0m\x1b[32mtime=\x1b[0m2022-06-19T16:33:42Z\n\x1b[32m ↳ strings\x1b[0m\x1b[32m=[\x1b[0m\x1b[32m\\u00\x1b[0m\x1b[32m1\x1b[0m\x1b[32mb\x1b[0m1\x1b[32m, \x1b[0m2\x1b[32m\\t\x1b[0m\x1b[32m]\x1b[0m\n",
ent: zapcore.Entry{
Level: zap.InfoLevel,
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
LoggerName: "TestLogger",
Message: "log\nmessage",
Caller: zapcore.NewEntryCaller(100, "/path/to/foo.go", 42, true),
},
fields: []zapcore.Field{
zap.String("string", "test_\n_value"),
zap.Strings("strings", []string{"\u001B1", "2\t"}),
zap.Complex128p("complex", &[]complex128{12i - 8}[0]),
zap.Int("int", -0),
zap.Time("time", time.Date(2022, 6, 19, 16, 33, 42, 99, time.UTC)),
zap.Duration("duration", 3*time.Hour),
zap.Float64("float", -0.3e14),
},
},
{
desc: "Namespaces",
// 4:33PM INF > test message test_string=test_message
// ↳ namespace.string2=val2 .string3=val3
// .namespace2.string4=val4 .string5=val5
// .namespace3.namespace4.string6=val6 .string7=val7
// .namespace5
expected: "\x1b[90m4:33PM\x1b[0m\x1b[32m \x1b[0m\x1b[32mINF\x1b[0m\x1b[32m \x1b[0m\x1b[1m\x1b[32m>\x1b[0m\x1b[0m\x1b[32m \x1b[0mtest message\x1b[32m \x1b[0m\x1b[32mtest_string=\x1b[0mtest_message\n\x1b[32m ↳ namespace\x1b[0m\x1b[32m.string2=\x1b[0mval2\x1b[32m \x1b[0m\x1b[32m.string3=\x1b[0mval3\n \x1b[32m.namespace2\x1b[0m\x1b[32m.string4=\x1b[0mval4\x1b[32m \x1b[0m\x1b[32m.string5=\x1b[0mval5\n \x1b[32m.namespace3\x1b[0m\x1b[32m.namespace4\x1b[0m\x1b[32m.string6=\x1b[0mval6\x1b[32m \x1b[0m\x1b[32m.string7=\x1b[0mval7\n \x1b[32m.namespace5\x1b[0m\n",
ent: zapcore.Entry{
Level: zapcore.InfoLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
},
fields: []zapcore.Field{
zap.String("test_string", "test_message"),
zap.Namespace("namespace"),
zap.String("string3", "val3"),
zap.String("string2", "val2"),
zap.Namespace("namespace2"),
zap.String("string5", "val5"),
zap.String("string4", "val4"),
zap.Namespace("namespace3"),
zap.Namespace("namespace4"),
zap.String("string7", "val7"),
zap.String("string6", "val6"),
zap.Namespace("namespace5"),
},
},
{
desc: "Pre-formatted strings",
// 4:33PM INF > test message test_string=test_message
// ↳ colours=RED STRING!
// ↳ namespace.mdb=db.users.find({
// name: "James"
// });
// .sql=SELECT * FROM
// users
// WHERE
// name = 'James'
expected: "\x1b[90m4:33PM\x1b[0m\x1b[32m \x1b[0m\x1b[32mINF\x1b[0m\x1b[32m \x1b[0m\x1b[1m\x1b[32m>\x1b[0m\x1b[0m\x1b[32m \x1b[0mtest message\x1b[32m \x1b[0m\x1b[32mtest_string=\x1b[0mtest_message\n\x1b[32m ↳ colours\x1b[0m\x1b[32m=\x1b[0m\x1b[0m\x1b[31mRED STRING!\x1b[0m\x1b[31m\n\x1b[32m ↳ namespace\x1b[0m\x1b[32m.mdb\x1b[0m\x1b[32m=\x1b[0mdb.users.find({\n \tname: \"James\"\n });\n \x1b[32m.sql\x1b[0m\x1b[32m=\x1b[0mSELECT * FROM\n \tusers\n WHERE\n \tname = 'James'\n",
ent: zapcore.Entry{
Level: zapcore.InfoLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
},
fields: []zapcore.Field{
zap.String("test_string", "test_message"),
FormattedString("colours", "\x1b[0m\x1b[31mRED STRING!\x1b[0m\x1b[31m"),
zap.Namespace("namespace"),
FormattedString("sql", "SELECT * FROM\n\tusers\nWHERE\n\tname = 'James'"),
zap.Any("mdb", FormattedStringValue("db.users.find({\n\tname: \"James\"\n});")),
},
},
{
desc: "Objects",
// 4:33PM INF > test message
// ↳ object.1.1.1_leading_value=leading_value
// .2.1=string
// .2=[1, 2, 3, 4]
// .3=2.000000
// .4.r1=[]string{
// "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8",
// "r9", "r10",
// }
// .2=trailing_value
expected: "\x1b[90m4:33PM\x1b[0m\x1b[32m \x1b[0m\x1b[32mINF\x1b[0m\x1b[32m \x1b[0m\x1b[1m\x1b[32m>\x1b[0m\x1b[0m\x1b[32m \x1b[0mtest message\n\x1b[32m ↳ object\x1b[0m\x1b[32m.1\x1b[0m\x1b[32m.1\x1b[0m\x1b[32m.1_leading_value=\x1b[0mleading_value\n \x1b[32m.2\x1b[0m\x1b[32m.1=\x1b[0mstring\n \x1b[32m.2\x1b[0m\x1b[32m=[\x1b[0m1\x1b[32m, \x1b[0m2\x1b[32m, \x1b[0m3\x1b[32m, \x1b[0m4\x1b[32m]\x1b[0m\n \x1b[32m.3\x1b[0m\x1b[32m=\x1b[0m2.000000\n \x1b[32m.4\x1b[0m\x1b[32m.r1\x1b[0m\x1b[32m=\x1b[0m[]string{\n \"r1\", \"r2\", \"r3\", \"r4\", \"r5\", \"r6\", \"r7\", \"r8\",\n \"r9\", \"r10\",\n }\x1b[32m\n \x1b[0m\x1b[32m.2=\x1b[0mtrailing_value\n",
ent: zapcore.Entry{
Level: zapcore.InfoLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
},
fields: []zapcore.Field{
zap.Object("object", testStableMap{
"1": testStableMap{
"1": testStableMap{
"1_leading_value": "leading_value",
"2": testStableMap{
"1": "string",
"2": testArray{1, 2, 3, 4},
"3": interface{}(2.0),
"4": &testStableMap{"r1": []string{"r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10"}},
},
},
"2": "trailing_value",
},
}),
},
},
{
desc: "Arrays",
// 4:33PM INF > test message
// ↳ array=[[1, 2, 3, 4],
// [],
// [1, 2, 3,
// [1]
// ],
// [1, 2, 3,
// [{3=3 4=4}]
// ],
// [{1=1 2=2}, 3, 4, 5],
// [1, 2,
// {3=3 4=4}
// ]
// ]
expected: "\x1b[90m4:33PM\x1b[0m\x1b[32m \x1b[0m\x1b[32mINF\x1b[0m\x1b[32m \x1b[0m\x1b[1m\x1b[32m>\x1b[0m\x1b[0m\x1b[32m \x1b[0mtest message\n\x1b[32m ↳ array\x1b[0m\x1b[32m=[\x1b[0m\x1b[32m[\x1b[0m1\x1b[32m, \x1b[0m2\x1b[32m, \x1b[0m3\x1b[32m, \x1b[0m4\x1b[32m]\x1b[0m\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m\x1b[32m]\x1b[0m\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m1\x1b[32m, \x1b[0m2\x1b[32m, \x1b[0m3\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m1\x1b[32m]\x1b[0m\n \x1b[32m]\x1b[0m\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m1\x1b[32m, \x1b[0m2\x1b[32m, \x1b[0m3\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m\x1b[32m{\x1b[0m\x1b[32m3=\x1b[0m3\x1b[32m \x1b[0m\x1b[32m4=\x1b[0m4\x1b[32m}\x1b[0m\x1b[32m]\x1b[0m\n \x1b[32m]\x1b[0m\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m\x1b[32m{\x1b[0m\x1b[32m1=\x1b[0m1\x1b[32m \x1b[0m\x1b[32m2=\x1b[0m2\x1b[32m}\x1b[0m\x1b[32m, \x1b[0m3\x1b[32m, \x1b[0m4\x1b[32m, \x1b[0m5\x1b[32m]\x1b[0m\x1b[32m, \x1b[0m\n \x1b[32m[\x1b[0m1\x1b[32m, \x1b[0m2\x1b[32m, \x1b[0m\n \x1b[32m{\x1b[0m\x1b[32m3=\x1b[0m3\x1b[32m \x1b[0m\x1b[32m4=\x1b[0m4\x1b[32m}\x1b[0m\n \x1b[32m]\x1b[0m\n \x1b[32m]\x1b[0m\n",
ent: zapcore.Entry{
Level: zapcore.InfoLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
},
fields: []zapcore.Field{
zap.Array("array", testArray{
testArray{1, 2, 3, 4},
testArray{},
testArray{1, 2, 3, testArray{1}},
testArray{1, 2, 3, testArray{&testStableMap{"3": 3, "4": 4}}},
testArray{testStableMap{"1": 1, "2": 2}, 3, 4, 5},
testArray{1, 2, testStableMap{"3": 3, "4": 4}},
}),
},
},
{
desc: "Minimal Error",
// 4:33PM ERR > test message
// ↳ error=Something \nwent wrong
expected: "\x1b[90m4:33PM\x1b[0m\x1b[31m \x1b[0m\x1b[31mERR\x1b[0m\x1b[31m \x1b[0m\x1b[1m\x1b[31m>\x1b[0m\x1b[0m\x1b[31m \x1b[0mtest message\n\x1b[31m ↳ error\x1b[0m\x1b[31m=\x1b[0mSomething \x1b[31m\\n\x1b[0mwent wrong\n",
ent: zapcore.Entry{
Level: zapcore.ErrorLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
},
fields: []zapcore.Field{
zap.Error(errors.New("Something \nwent wrong")),
},
},
{
desc: "Errors",
// 4:33PM ERR > test message named_stracktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry\n\t/<some_file>:<line_number>\ntesting.tRunner\n\t/<some_file>:<line_number>
// ↳ error=something \nwent wrong
// ↳ nested.cause=error with stacktrace
// .cause.cause=error with 2 causes
// .cause.cause.0=cause 1
// .stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
// runtime.goexit
// /<some_file>:<line_number>
// .cause.1.cause=deeper error with two causes
// .cause.cause.0=deeper cause 1
// .cause.1=deeper cause 2
// .stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
// runtime.goexit
// /<some_file>:<line_number>
// .stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
// runtime.goexit
// /<some_file>:<line_number>
// .stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
// runtime.goexit
// /<some_file>:<line_number>
// ↳ nil_panic_PANIC_DISPLAYING_ERROR=PANIC=Panic!
// ↳ normal_panic<nil>
// ↳ stack=an error with a stacktrace has occurred
// .stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
// runtime.goexit
// /<some_file>:<line_number>
// ↳ stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
expected: "\x1b[90m4:33PM\x1b[0m\x1b[31m \x1b[0m\x1b[31mERR\x1b[0m\x1b[31m \x1b[0m\x1b[1m\x1b[31m>\x1b[0m\x1b[0m\x1b[31m \x1b[0mtest message\x1b[31m \x1b[0m\x1b[31mnamed_stracktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\x1b[31m\\n\x1b[0m\x1b[31m\\t\x1b[0m/<some_file>:<line_number>\x1b[31m\\n\x1b[0mtesting.tRunner\x1b[31m\\n\x1b[0m\x1b[31m\\t\x1b[0m/<some_file>:<line_number>\n\x1b[31m ↳ error\x1b[0m\x1b[31m=\x1b[0msomething \x1b[31m\\n\x1b[0mwent wrong\n\x1b[31m ↳ nested\x1b[0m\x1b[31m.cause\x1b[0m\x1b[31m=\x1b[0merror with stacktrace\n \x1b[31m.cause\x1b[0m\x1b[31m.cause\x1b[0m\x1b[31m=\x1b[0merror with 2 causes\n \x1b[31m.cause\x1b[0m\x1b[31m.cause.0\x1b[0m\x1b[31m=\x1b[0mcause 1\n \x1b[31m.stacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n runtime.goexit\n \t/<some_file>:<line_number>\n \x1b[31m.cause.1\x1b[0m\x1b[31m.cause\x1b[0m\x1b[31m=\x1b[0mdeeper error with two causes\n \x1b[31m.cause\x1b[0m\x1b[31m.cause.0\x1b[0m\x1b[31m=\x1b[0mdeeper cause 1\n \x1b[31m.cause.1\x1b[0m\x1b[31m=\x1b[0mdeeper cause 2\n \x1b[31m.stacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n runtime.goexit\n \t/<some_file>:<line_number>\n \x1b[31m.stacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n runtime.goexit\n \t/<some_file>:<line_number>\n \x1b[31m.stacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n runtime.goexit\n \t/<some_file>:<line_number>\n\x1b[31m ↳ nil_panic_PANIC_DISPLAYING_ERROR\x1b[0m\x1b[31m=\x1b[0mPANIC=Panic!\n\x1b[31m ↳ normal_panic\x1b[0m<nil>\n\x1b[31m ↳ stack\x1b[0m\x1b[31m=\x1b[0man error with a stacktrace has occurred\n \x1b[31m.stacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n runtime.goexit\n \t/<some_file>:<line_number>\n\x1b[31m ↳ \x1b[0m\x1b[31mstacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n",
ent: zapcore.Entry{
Level: zapcore.ErrorLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
Stack: zap.Stack("ignored").String,
},
fields: []zapcore.Field{
zap.Error(errors.New("something \nwent wrong")),
zap.NamedError("stack", pkgerrors.New("an error with a stacktrace has occurred")),
zap.NamedError("nested", pkgerrors.Wrap(
pkgerrors.Wrapf(multierr.Combine(
pkgerrors.New("cause 1"),
pkgerrors.Wrapf(
multierr.Combine(
errors.New("deeper cause 1"),
errors.New("deeper cause 2")),
"deeper error with two causes"),
), "error with 2 causes"),
"error with stacktrace",
)),
zap.NamedError("nil_panic", (*testPanicError)(nil)),
zap.NamedError("normal_panic", &[]testPanicError{"panic!"}[0]),
zap.Stack("named_stracktrace"),
},
},
{
desc: "Go v1.20 Errors",
// 4:33PM ERR > test message
// ↳ error=error with context
// .cause=cause 1
// ↳ error=errors with context
// .cause.0=cause 1
// .cause.1=cause 2
// ↳ error.cause.0=joined cause 1
// .cause.1=joined cause 2
// ↳ error=Joined and fmt
// .cause.0.cause.0=joined 1
// .cause.1=joined 2
// .cause.1=fmt error
// ↳ nil_cause_error=Error has nil cause
// ↳ stacktrace=github.com/thessem/zap-prettyconsole.TestEncodeEntry
// /<some_file>:<line_number>
// testing.tRunner
// /<some_file>:<line_number>
expected: "\x1b[90m4:33PM\x1b[0m\x1b[31m \x1b[0m\x1b[31mERR\x1b[0m\x1b[31m \x1b[0m\x1b[1m\x1b[31m>\x1b[0m\x1b[0m\x1b[31m \x1b[0mtest message\n\x1b[31m ↳ error\x1b[0m\x1b[31m=\x1b[0merror with context\n \x1b[31m.cause\x1b[0m\x1b[31m=\x1b[0mcause 1\n\x1b[31m ↳ error\x1b[0m\x1b[31m=\x1b[0merrors with context\n \x1b[31m.cause.0\x1b[0m\x1b[31m=\x1b[0mcause 1\n \x1b[31m.cause.1\x1b[0m\x1b[31m=\x1b[0mcause 2\n\x1b[31m ↳ error\x1b[0m\x1b[31m.cause.0\x1b[0m\x1b[31m=\x1b[0mjoined cause 1\n \x1b[31m.cause.1\x1b[0m\x1b[31m=\x1b[0mjoined cause 2\n\x1b[31m ↳ error\x1b[0m\x1b[31m=\x1b[0mJoined and fmt\n \x1b[31m.cause.0\x1b[0m\x1b[31m.cause.0\x1b[0m\x1b[31m=\x1b[0mjoined 1\n \x1b[31m.cause.1\x1b[0m\x1b[31m=\x1b[0mjoined 2\n \x1b[31m.cause.1\x1b[0m\x1b[31m=\x1b[0mfmt error\n\x1b[31m ↳ nil_cause_error\x1b[0m\x1b[31m=\x1b[0mError has nil cause\n\x1b[31m ↳ \x1b[0m\x1b[31mstacktrace=\x1b[0mgithub.com/thessem/zap-prettyconsole.TestEncodeEntry\n \t/<some_file>:<line_number>\n testing.tRunner\n \t/<some_file>:<line_number>\n",
ent: zapcore.Entry{
Level: zapcore.ErrorLevel,
Message: "test message",
Time: time.Date(2018, 6, 19, 16, 33, 42, 99, time.UTC),
Stack: zap.Stack("ignored").String,
},
fields: []zapcore.Field{
zap.Error(fmt.Errorf("error with context: %w", errors.New("cause 1"))),
zap.Error(fmt.Errorf("errors with context: %w, %w", errors.New("cause 1"), errors.New("cause 2"))),
zap.Error(errors.Join(errors.New("joined cause 1"), errors.New("joined cause 2"))),
zap.Error(fmt.Errorf("Joined and fmt: %w and %w", errors.Join(fmt.Errorf("joined 1"), fmt.Errorf("joined 2")), fmt.Errorf("fmt error"))),
zap.NamedError("nil_cause_error", nilCauseError{}),
zap.NamedError("nill_error", nil),
},
},
}
enc := NewEncoder(NewEncoderConfig())
for _, tt := range tests {
t.Run(tt.desc, func(t *testing.T) {
buf, err := enc.EncodeEntry(tt.ent, tt.fields)
expected := rPath.ReplaceAllString(tt.expected, "/<some_file>:<line_number>")
if assert.NoError(t, err, "Unexpected encoding error.") {
log.Println(buf)
got := rPath.ReplaceAllString(buf.String(), "/<some_file>:<line_number>")
assert.Equalf(t, expected, got, "Incorrect encoded entry, received: \n%v", got)
}
})
}
}
type testStableMap map[string]interface{}
func (t testStableMap) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
// Put these in alphabetical order so order doesn't change test-to-test
keys := make([]string, 0, len(t))
for k := range t {
keys = append(keys, k)
}
sort.Strings(keys)
for _, k := range keys {
switch v := t[k].(type) {
case zapcore.ObjectMarshaler:
_ = encoder.AddObject(k, v)
case zapcore.ArrayMarshaler:
_ = encoder.AddArray(k, v)
case string:
encoder.AddString(k, v)
case int:
encoder.AddInt(k, v)
default:
_ = encoder.AddReflected(k, v)
}
}
return nil
}
type testPanicError string
func (t *testPanicError) Error() string {
panic("Panic!")
}
type nilCauseError struct{}
func (nilCauseError) Error() string {
return "Error has nil cause"
}
func (nilCauseError) Cause() error {
return nil
}
type testArray []interface{}
func (t testArray) MarshalLogArray(encoder zapcore.ArrayEncoder) error {
for _, val := range t {
switch v := val.(type) {
case zapcore.ObjectMarshaler:
_ = encoder.AppendObject(v)
case zapcore.ArrayMarshaler:
_ = encoder.AppendArray(v)
case string:
encoder.AppendString(v)
case int:
encoder.AppendInt(v)
default:
_ = encoder.AppendReflected(v)
}
}
return nil
}
func TestIndentingWriter(t *testing.T) {
tests := []struct {
desc string
expected string
input string
}{
{
desc: "Empty",
input: "",
expected: "",
},
{
desc: "No newlines",
input: "hello",
expected: "hello",
},
{
desc: "Newlines",
input: "hello\nHow are\n\nYou?\n",
expected: "hello\t\t How are\t\t \t\t You?\t\t ",
},
{
desc: "Trailing newline",
input: "T\n",
expected: "T\t\t ",
},
{
desc: "Leading newline",
input: "\nT",
expected: "\t\t T",
},
{
desc: "Only newline",
input: "\n",
expected: "\t\t ",
},
}
for _, tt := range tests {
t.Run(tt.desc, func(t *testing.T) {
buf := buffer.Buffer{}
iw := indentingWriter{indent: 2, buf: &buf, lineEnding: []byte{'\t', '\t'}}
n, err := iw.Write([]byte(tt.input))
assert.NoError(t, err)
assert.Equal(t, buf.Len(), n)
assert.Equal(t, tt.expected, buf.String())
})
}
}
func TestWith(t *testing.T) {
cfg := NewEncoderConfig()
cfg.TimeKey = zapcore.OmitKey
enc := NewEncoder(cfg)
buf := testBufferWriterSync{}
pretty := zap.New(zapcore.NewCore(enc, &buf, zap.NewAtomicLevel()))
// Regular With
// WRN > wtf bark1=barv1 fook1=foov1
pretty1 := pretty.With(zap.String("fook1", "foov1"))
pretty1.Warn("wtf", zap.String("bark1", "barv1"))
expected := "\x1b[33mWRN\x1b[0m\x1b[33m \x1b[0m\x1b[1m\x1b[33m>\x1b[0m\x1b[0m\x1b[33m \x1b[0mwtf\x1b[33m \x1b[0m\x1b[33mbark1=\x1b[0mbarv1\x1b[33m \x1b[0m\x1b[33mfook1=\x1b[0mfoov1\n"
got := buf.buf.String()
assert.Equalf(t, expected, got, "Incorrect encoded entry, recieved: \n%v", got)
buf.buf.Reset()
// Adding a namespace with With
// WRN > wtf fook1=foov1
// ↳ fook11.bark11=barv11 .bark12=barv12
pretty11 := pretty1.With(zap.Namespace("fook11"))
pretty11 = pretty11.With(zap.String("bark12", "barv12"))
pretty11.Warn("wtf", zap.String("bark11", "barv11"))
expected = "\x1b[33mWRN\x1b[0m\x1b[33m \x1b[0m\x1b[1m\x1b[33m>\x1b[0m\x1b[0m\x1b[33m \x1b[0mwtf\x1b[33m \x1b[0m\x1b[33mfook1=\x1b[0mfoov1\n\x1b[33m ↳ fook11\x1b[0m\x1b[33m.bark11=\x1b[0mbarv11\x1b[33m \x1b[0m\x1b[33m.bark12=\x1b[0mbarv12\n"
got = buf.buf.String()
assert.Equalf(t, expected, got, "Incorrect encoded entry, recieved: \n%v", got)
buf.buf.Reset()
// Making sure pretty didn't get modified above
// WRN > wtf bark2=barv2 fook2=foov2
pretty2 := pretty.With(zap.String("fook2", "foov2"))
pretty2.Warn("wtf", zap.String("bark2", "barv2"))
expected = "\x1b[33mWRN\x1b[0m\x1b[33m \x1b[0m\x1b[1m\x1b[33m>\x1b[0m\x1b[0m\x1b[33m \x1b[0mwtf\x1b[33m \x1b[0m\x1b[33mbark2=\x1b[0mbarv2\x1b[33m \x1b[0m\x1b[33mfook2=\x1b[0mfoov2\n"
got = buf.buf.String()
assert.Equalf(t, expected, got, "Incorrect encoded entry, recieved: \n%v", got)
buf.buf.Reset()
}
type testBufferWriterSync struct {
buf bytes.Buffer
}
func (w *testBufferWriterSync) Sync() error {
return nil
}
func (w *testBufferWriterSync) Write(p []byte) (int, error) {
return w.buf.Write(p)
}