package ini

import (

"bytes"

"flag"

"io"

"os"

"path/filepath"

"runtime"

"strconv"

"strings"

"testing"

"github.com/stretchr/testify/assert"

"github.com/stretchr/testify/require"

)

const (

confData = `

; Package name

NAME = ini

; Package version

VERSION = v1

; Package import path

IMPORT_PATH = gopkg.in/%(NAME)s.%(VERSION)s

# Information about package author

# Bio can be written in multiple lines.

[author]

NAME = Unknwon ; Succeeding comment

E-MAIL = fake@localhost

GITHUB = https://github.com/%(NAME)s

BIO = """Gopher.

Coding addict.

Good man.

""" # Succeeding comment`

minimalConf = "testdata/minimal.ini"

fullConf = "testdata/full.ini"

notFoundConf = "testdata/404.ini"

)

var update = flag.Bool("update", false, "Update .golden files")

// parserInputs returns the inputs in testdata/inputs.txt.

func parserInputs(tb testing.TB) []string {

tb.Helper()

data, err := os.ReadFile("testdata/inputs.txt")

require.NoError(tb, err)

var inputs []string

for i, line := range strings.Split(string(data), "\n") {

// Git on Windows may check the file out with CRLF line endings.

line = strings.TrimSuffix(line, "\r")

if line == "" || strings.HasPrefix(line, "#") {

continue

}

quoted, err := strconv.QuotedPrefix(line)

if err == nil {

var in string

in, err = strconv.Unquote(quoted)

inputs = append(inputs, in)

}

require.NoError(tb, err, "testdata/inputs.txt:%d", i+1)

}

return inputs

}

// fuzzInputs returns the seed inputs of the fuzzers: confData, the parser

// inputs and the testdata files.

func fuzzInputs(tb testing.TB) []string {

tb.Helper()

inputs := append([]string{confData}, parserInputs(tb)...)

files, _ := filepath.Glob("testdata/*.ini")

for _, name := range files {

data, err := os.ReadFile(name)

require.NoError(tb, err)

inputs = append(inputs, string(data))

}

return inputs

}

// optionsFromBits maps the bits of flags to load options, so that fuzzers

// explore option combinations along with inputs.

func optionsFromBits(flags uint32) []LoadOption {

bit := func(i uint) bool { return flags&(1<<i) != 0 }

opts := []LoadOption{

CaseInsensitive(bit(0)),

CaseInsensitiveSections(bit(1)),

CaseInsensitiveKeys(bit(2)),

IgnoreContinuation(bit(3)),

IgnoreInlineComment(bit(4)),

SkipUnrecognizableLines(bit(5)),

AllowBooleanKeys(bit(6)),

AllowShadows(bit(7)),

AllowNestedValues(bit(8)),

AllowPythonMultilineValues(bit(9)),

SpaceBeforeInlineComment(bit(10)),

UnescapeValueDoubleQuotes(bit(11)),

UnescapeValueCommentSymbols(bit(12)),

PreserveSurroundingQuotes(bit(13)),

AllowNonUniqueSections(bit(14)),

AllowDuplicateShadowValues(bit(15)),

}

if bit(16) {

opts = append(opts, RawSections("raw", "COMMENTS"))

}

return append(opts, KeyValueDelimiters([]string{"", "=", ":", "→=", " ", "?!", "=:", ""}[(flags>>17)&7]))

}

func TestLoad(t *testing.T) {

t.Run("load from good data sources", func(t *testing.T) {

f, err := LoadSources([]any{"testdata/minimal.ini", []byte("NAME = ini\nIMPORT_PATH = gopkg.in/%(NAME)s.%(VERSION)s"), bytes.NewReader([]byte(`VERSION = v1`)), io.NopCloser(bytes.NewReader([]byte("[author]\nNAME = Unknwon")))})

require.NoError(t, err)

require.NotNil(t, f)

// Validate values make sure all sources are loaded correctly

sec := f.Section("")

assert.Equal(t, "ini", sec.Key("NAME").String())

assert.Equal(t, "v1", sec.Key("VERSION").String())

assert.Equal(t, "gopkg.in/ini.v1", sec.Key("IMPORT_PATH").String())

sec = f.Section("author")

assert.Equal(t, "Unknwon", sec.Key("NAME").String())

assert.Equal(t, "u@gogs.io", sec.Key("E-MAIL").String())

})

t.Run("load from bad data sources", func(t *testing.T) {

t.Run("invalid input", func(t *testing.T) {

_, err := Load(notFoundConf)

require.Error(t, err)

})

t.Run("unsupported type", func(t *testing.T) {

_, err := Load(123)

require.Error(t, err)

})

})

t.Run("cannot properly parse INI files containing `#` or `;` in value", func(t *testing.T) {

f, err := Load([]byte(`

[author]

NAME = U#n#k#n#w#o#n

GITHUB = U;n;k;n;w;o;n

`))

require.NoError(t, err)

require.NotNil(t, f)

sec := f.Section("author")

nameValue := sec.Key("NAME").String()

githubValue := sec.Key("GITHUB").String()

assert.Equal(t, "U", nameValue)

assert.Equal(t, "U", githubValue)

})

t.Run("cannot parse small python-compatible INI files", func(t *testing.T) {

f, err := Load([]byte(`

[long]

long_rsa_private_key = -----BEGIN RSA PRIVATE KEY-----

foo

bar

foobar

barfoo

-----END RSA PRIVATE KEY-----

`))

require.Error(t, err)

assert.Nil(t, f)

assert.Equal(t, "line 4, column 4: key-value delimiter not found: foo\n", err.Error())

})

t.Run("cannot parse big python-compatible INI files", func(t *testing.T) {

f, err := Load([]byte(`

[long]

long_rsa_private_key = -----BEGIN RSA PRIVATE KEY-----

1foo

2bar

3foobar

4barfoo

5foo

6bar

7foobar

8barfoo

9foo

10bar

11foobar

12barfoo

13foo

14bar

15foobar

16barfoo

17foo

18bar

19foobar

20barfoo

21foo

22bar

23foobar

24barfoo

25foo

26bar

27foobar

28barfoo

29foo

30bar

31foobar

32barfoo

33foo

34bar

35foobar

36barfoo

37foo

38bar

39foobar

40barfoo

41foo

42bar

43foobar

44barfoo

45foo

46bar

47foobar

48barfoo

49foo

50bar

51foobar

52barfoo

53foo

54bar

55foobar

56barfoo

57foo

58bar

59foobar

60barfoo

61foo

62bar

63foobar

64barfoo

65foo

66bar

67foobar

68barfoo

69foo

70bar

71foobar

72barfoo

73foo

74bar

75foobar

76barfoo

77foo

78bar

79foobar

80barfoo

81foo

82bar

83foobar

84barfoo

85foo

86bar

87foobar

88barfoo

89foo

90bar

91foobar

92barfoo

93foo

94bar

95foobar

96barfoo

-----END RSA PRIVATE KEY-----

`))

require.Error(t, err)

assert.Nil(t, f)

assert.Equal(t, "line 4, column 4: key-value delimiter not found: 1foo\n", err.Error())

})

}

func TestLooseLoad(t *testing.T) {

f, err := LoadSources([]any{notFoundConf, minimalConf}, IgnoreMissingFiles(true))

require.NoError(t, err)

require.NotNil(t, f)

t.Run("inverse case", func(t *testing.T) {

_, err = Load(notFoundConf)

require.Error(t, err)

})

}

func TestInsensitiveLoad(t *testing.T) {

t.Run("insensitive to section and key names", func(t *testing.T) {

f, err := Load(minimalConf, CaseInsensitive(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "u@gogs.io", f.Section("Author").Key("e-mail").String())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `[author]

e-mail = u@gogs.io

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

f, err := Load(minimalConf)

require.NoError(t, err)

require.NotNil(t, f)

assert.Empty(t, f.Section("Author").Key("e-mail").String())

})

})

// Ref: https://github.com/go-ini/ini/issues/198

t.Run("insensitive load with default section", func(t *testing.T) {

f, err := Load([]byte(`

user = unknwon

[profile]

email = unknwon@local

`), CaseInsensitive(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "unknwon", f.Section(DefaultSection).Key("user").String())

})

}

func TestLoadSources(t *testing.T) {

t.Run("with true `AllowPythonMultilineValues`", func(t *testing.T) {

t.Run("ignore nonexistent files", func(t *testing.T) {

f, err := LoadSources([]any{notFoundConf, minimalConf}, AllowPythonMultilineValues(true), IgnoreMissingFiles(true))

require.NoError(t, err)

require.NotNil(t, f)

t.Run("inverse case", func(t *testing.T) {

_, err = Load(notFoundConf, AllowPythonMultilineValues(true))

require.Error(t, err)

})

})

t.Run("insensitive to section and key names", func(t *testing.T) {

f, err := Load(minimalConf, AllowPythonMultilineValues(true), CaseInsensitive(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "u@gogs.io", f.Section("Author").Key("e-mail").String())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `[author]

e-mail = u@gogs.io

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

f, err := Load(minimalConf, AllowPythonMultilineValues(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Empty(t, f.Section("Author").Key("e-mail").String())

})

})

t.Run("insensitive to sections and sensitive to key names", func(t *testing.T) {

f, err := Load(minimalConf, CaseInsensitiveSections(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "u@gogs.io", f.Section("Author").Key("E-MAIL").String())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `[author]

E-MAIL = u@gogs.io

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

f, err := Load(minimalConf)

require.NoError(t, err)

require.NotNil(t, f)

assert.Empty(t, f.Section("Author").Key("e-mail").String())

})

})

t.Run("sensitive to sections and insensitive to key names", func(t *testing.T) {

f, err := Load(minimalConf, CaseInsensitiveKeys(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "u@gogs.io", f.Section("author").Key("e-mail").String())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `[author]

e-mail = u@gogs.io

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

f, err := Load(minimalConf)

require.NoError(t, err)

require.NotNil(t, f)

assert.Empty(t, f.Section("Author").Key("e-mail").String())

})

})

t.Run("ignore continuation lines", func(t *testing.T) {

f, err := Load([]byte(`

key1=a\b\

key2=c\d\

key3=value`), AllowPythonMultilineValues(true), IgnoreContinuation(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `a\b\`, f.Section("").Key("key1").String())

assert.Equal(t, `c\d\`, f.Section("").Key("key2").String())

assert.Equal(t, "value", f.Section("").Key("key3").String())

t.Run("inverse case", func(t *testing.T) {

f, err := Load([]byte(`

key1=a\b\

key2=c\d\`), AllowPythonMultilineValues(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `a\bkey2=c\d`, f.Section("").Key("key1").String())

})

})

t.Run("ignore inline comments", func(t *testing.T) {

f, err := Load([]byte(`

key1=value ;comment

key2=value2 #comment2

key3=val#ue #comment3`), AllowPythonMultilineValues(true), IgnoreInlineComment(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `value ;comment`, f.Section("").Key("key1").String())

assert.Equal(t, `value2 #comment2`, f.Section("").Key("key2").String())

assert.Equal(t, `val#ue #comment3`, f.Section("").Key("key3").String())

t.Run("inverse case", func(t *testing.T) {

f, err := Load([]byte(`

key1=value ;comment

key2=value2 #comment2`), AllowPythonMultilineValues(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `value`, f.Section("").Key("key1").String())

assert.Equal(t, `;comment`, f.Section("").Key("key1").Comment())

assert.Equal(t, `value2`, f.Section("").Key("key2").String())

assert.Equal(t, `#comment2`, f.Section("").Key("key2").Comment())

})

})

t.Run("skip unrecognizable lines", func(t *testing.T) {

f, err := Load([]byte(`

GenerationDepth: 13

BiomeRarityScale: 100

################

# Biome Groups #

################

BiomeGroup(NormalBiomes, 3, 99, RoofedForestEnchanted, ForestSakura, FloatingJungle

BiomeGroup(IceBiomes, 4, 85, Ice Plains)

= RainForest

`), SkipUnrecognizableLines(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "13", f.Section("").Key("GenerationDepth").String())

assert.Equal(t, "100", f.Section("").Key("BiomeRarityScale").String())

assert.False(t, f.Section("").HasKey("BiomeGroup"))

})

t.Run("allow boolean type keys", func(t *testing.T) {

f, err := Load([]byte(`

key1=hello

#key2

key3`), AllowPythonMultilineValues(true), AllowBooleanKeys(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, []string{"key1", "key3"}, f.Section("").KeyNames())

assert.True(t, f.Section("").Key("key3").MustBool(false))

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `key1 = hello

# key2

key3

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

_, err := Load([]byte(`

key1=hello

#key2

key3`), AllowPythonMultilineValues(true))

require.Error(t, err)

})

})

t.Run("allow shadow keys", func(t *testing.T) {

f, err := Load([]byte(`

[remote "origin"]

url = https://github.com/Antergone/test1.git

url = https://github.com/Antergone/test2.git

fetch = +refs/heads/*:refs/remotes/origin/*`), AllowShadows(true), AllowPythonMultilineValues(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "https://github.com/Antergone/test1.git", f.Section(`remote "origin"`).Key("url").String())

assert.Equal(

t,

[]string{

"https://github.com/Antergone/test1.git",

"https://github.com/Antergone/test2.git",

},

f.Section(`remote "origin"`).Key("url").Values(),

)

assert.Equal(t, "+refs/heads/*:refs/remotes/origin/*", f.Section(`remote "origin"`).Key("fetch").String())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `[remote "origin"]

url = https://github.com/Antergone/test1.git

url = https://github.com/Antergone/test2.git

fetch = +refs/heads/*:refs/remotes/origin/*

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

f, err := Load([]byte(`

[remote "origin"]

url = https://github.com/Antergone/test1.git

url = https://github.com/Antergone/test2.git`), AllowPythonMultilineValues(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "https://github.com/Antergone/test2.git", f.Section(`remote "origin"`).Key("url").String())

})

})

t.Run("unescape double quotes inside value", func(t *testing.T) {

f, err := Load([]byte(`

create_repo="创建了仓库 <a href=\"%s\">%s</a>"`), AllowPythonMultilineValues(true), UnescapeValueDoubleQuotes(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `创建了仓库 <a href="%s">%s</a>`, f.Section("").Key("create_repo").String())

t.Run("inverse case", func(t *testing.T) {

f, err := Load([]byte(`

create_repo="创建了仓库 <a href=\"%s\">%s</a>"`), AllowPythonMultilineValues(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `"创建了仓库 <a href=\"%s\">%s</a>"`, f.Section("").Key("create_repo").String())

})

})

t.Run("unescape comment symbols inside value", func(t *testing.T) {

f, err := Load([]byte(`

key = test value <span style="color: %s\; background: %s">more text</span>

`), AllowPythonMultilineValues(true), IgnoreInlineComment(true), UnescapeValueCommentSymbols(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `test value <span style="color: %s; background: %s">more text</span>`, f.Section("").Key("key").String())

})

t.Run("unescape double quotes with backslash continuation", func(t *testing.T) {

f, err := Load([]byte(`hello = "!f() { \

echo "hello world"; \

};f"`), UnescapeValueDoubleQuotes(true))

require.NoError(t, err)

require.NotNil(t, f)

expected := `!f() { \

echo "hello world"; \

};f`

assert.Equal(t, expected, f.Section("").Key("hello").String())

t.Run("inverse case", func(t *testing.T) {

_, err := Load([]byte(`hello = "!f() { \

echo "hello world"; \

};f"`), UnescapeValueDoubleQuotes(true), IgnoreContinuation(true))

require.Error(t, err)

})

})

t.Run("can parse small python-compatible INI files", func(t *testing.T) {

f, err := Load([]byte(`

[long]

long_rsa_private_key = -----BEGIN RSA PRIVATE KEY-----

foo

bar

foobar

barfoo

-----END RSA PRIVATE KEY-----

multiline_list =

first

second

third

`), AllowPythonMultilineValues(true), CaseInsensitive(true), RawSections("core_lesson", "comments"))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "-----BEGIN RSA PRIVATE KEY-----\n foo\n bar\n foobar\n barfoo\n -----END RSA PRIVATE KEY-----", f.Section("long").Key("long_rsa_private_key").String())

assert.Equal(t, "\n first\n second\n third", f.Section("long").Key("multiline_list").String())

})

t.Run("can parse big python-compatible INI files", func(t *testing.T) {

f, err := Load([]byte(`

[long]

long_rsa_private_key = -----BEGIN RSA PRIVATE KEY-----

1foo

2bar

3foobar

4barfoo

5foo

6bar

7foobar

8barfoo

9foo

10bar

11foobar

12barfoo

13foo

14bar

15foobar

16barfoo

17foo

18bar

19foobar

20barfoo

21foo

22bar

23foobar

24barfoo

25foo

26bar

27foobar

28barfoo

29foo

30bar

31foobar

32barfoo

33foo

34bar

35foobar

36barfoo

37foo

38bar

39foobar

40barfoo

41foo

42bar

43foobar

44barfoo

45foo

46bar

47foobar

48barfoo

49foo

50bar

51foobar

52barfoo

53foo

54bar

55foobar

56barfoo

57foo

58bar

59foobar

60barfoo

61foo

62bar

63foobar

64barfoo

65foo

66bar

67foobar

68barfoo

69foo

70bar

71foobar

72barfoo

73foo

74bar

75foobar

76barfoo

77foo

78bar

79foobar

80barfoo

81foo

82bar

83foobar

84barfoo

85foo

86bar

87foobar

88barfoo

89foo

90bar

91foobar

92barfoo

93foo

94bar

95foobar

96barfoo

-----END RSA PRIVATE KEY-----

`), AllowPythonMultilineValues(true), CaseInsensitive(true), RawSections("core_lesson", "comments"))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `-----BEGIN RSA PRIVATE KEY-----

1foo

2bar

3foobar

4barfoo

5foo

6bar

7foobar

8barfoo

9foo

10bar

11foobar

12barfoo

13foo

14bar

15foobar

16barfoo

17foo

18bar

19foobar

20barfoo

21foo

22bar

23foobar

24barfoo

25foo

26bar

27foobar

28barfoo

29foo

30bar

31foobar

32barfoo

33foo

34bar

35foobar

36barfoo

37foo

38bar

39foobar

40barfoo

41foo

42bar

43foobar

44barfoo

45foo

46bar

47foobar

48barfoo

49foo

50bar

51foobar

52barfoo

53foo

54bar

55foobar

56barfoo

57foo

58bar

59foobar

60barfoo

61foo

62bar

63foobar

64barfoo

65foo

66bar

67foobar

68barfoo

69foo

70bar

71foobar

72barfoo

73foo

74bar

75foobar

76barfoo

77foo

78bar

79foobar

80barfoo

81foo

82bar

83foobar

84barfoo

85foo

86bar

87foobar

88barfoo

89foo

90bar

91foobar

92barfoo

93foo

94bar

95foobar

96barfoo

-----END RSA PRIVATE KEY-----`,

f.Section("long").Key("long_rsa_private_key").String(),

)

})

t.Run("allow unparsable sections", func(t *testing.T) {

f, err := Load([]byte(`

Lesson_Location = 87

Lesson_Status = C

Score = 3

Time = 00:02:30

[CORE_LESSON]

my lesson state data – 1111111111111111111000000000000000001110000

111111111111111111100000000000111000000000 – end my lesson state data

[COMMENTS]

<1><L.Slide#2> This slide has the fuel listed in the wrong units <e.1>

`), AllowPythonMultilineValues(true), CaseInsensitive(true), RawSections("core_lesson", "comments"))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "3", f.Section("").Key("score").String())

assert.Empty(t, f.Section("").Body())

assert.Equal(t, `my lesson state data – 1111111111111111111000000000000000001110000

111111111111111111100000000000111000000000 – end my lesson state data`,

f.Section("core_lesson").Body(),

)

assert.Equal(t, `<1><L.Slide#2> This slide has the fuel listed in the wrong units <e.1>`, f.Section("comments").Body())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `lesson_location = 87

lesson_status = C

score = 3

time = 00:02:30

[core_lesson]

my lesson state data – 1111111111111111111000000000000000001110000

111111111111111111100000000000111000000000 – end my lesson state data

[comments]

<1><L.Slide#2> This slide has the fuel listed in the wrong units <e.1>

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

_, err := Load([]byte(`

[CORE_LESSON]

my lesson state data – 1111111111111111111000000000000000001110000

111111111111111111100000000000111000000000 – end my lesson state data`), AllowPythonMultilineValues(true))

require.Error(t, err)

})

})

t.Run("and false `SpaceBeforeInlineComment`", func(t *testing.T) {

t.Run("cannot parse INI files containing `#` or `;` in value", func(t *testing.T) {

f, err := Load([]byte(`

[author]

NAME = U#n#k#n#w#o#n

GITHUB = U;n;k;n;w;o;n

`))

require.NoError(t, err)

require.NotNil(t, f)

sec := f.Section("author")

nameValue := sec.Key("NAME").String()

githubValue := sec.Key("GITHUB").String()

assert.Equal(t, "U", nameValue)

assert.Equal(t, "U", githubValue)

})

})

t.Run("and true `SpaceBeforeInlineComment`", func(t *testing.T) {

t.Run("can parse INI files containing `#` or `;` in value", func(t *testing.T) {

f, err := Load([]byte(`

[author]

NAME = U#n#k#n#w#o#n

GITHUB = U;n;k;n;w;o;n

`), SpaceBeforeInlineComment(true))

require.NoError(t, err)

require.NotNil(t, f)

sec := f.Section("author")

nameValue := sec.Key("NAME").String()

githubValue := sec.Key("GITHUB").String()

assert.Equal(t, "U#n#k#n#w#o#n", nameValue)

assert.Equal(t, "U;n;k;n;w;o;n", githubValue)

})

})

})

t.Run("with false `AllowPythonMultilineValues`", func(t *testing.T) {

t.Run("ignore nonexistent files", func(t *testing.T) {

f, err := LoadSources([]any{notFoundConf, minimalConf}, IgnoreMissingFiles(true))

require.NoError(t, err)

require.NotNil(t, f)

t.Run("inverse case", func(t *testing.T) {

_, err = Load(notFoundConf)

require.Error(t, err)

})

})

t.Run("insensitive to section and key names", func(t *testing.T) {

f, err := Load(minimalConf, CaseInsensitive(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, "u@gogs.io", f.Section("Author").Key("e-mail").String())

t.Run("write out", func(t *testing.T) {

var buf bytes.Buffer

_, err := f.WriteTo(&buf)

require.NoError(t, err)

assert.Equal(t, `[author]

e-mail = u@gogs.io

`,

buf.String(),

)

})

t.Run("inverse case", func(t *testing.T) {

f, err := Load(minimalConf)

require.NoError(t, err)

require.NotNil(t, f)

assert.Empty(t, f.Section("Author").Key("e-mail").String())

})

})

t.Run("ignore continuation lines", func(t *testing.T) {

f, err := Load([]byte(`

key1=a\b\

key2=c\d\

key3=value`), IgnoreContinuation(true))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `a\b\`, f.Section("").Key("key1").String())

assert.Equal(t, `c\d\`, f.Section("").Key("key2").String())

assert.Equal(t, "value", f.Section("").Key("key3").String())

t.Run("inverse case", func(t *testing.T) {

f, err := Load([]byte(`

key1=a\b\

key2=c\d\`))

require.NoError(t, err)

require.NotNil(t, f)

assert.Equal(t, `a\bkey2=c\d`, f.Section("").Key("key1").String())

})

})

t.Run("ignore inline comments", func(t *testing.T) {