// Write a server configuration file.
func WriteServerConfig(filePath string, cfg *ServerConfig) error {
bts, err := toml.Marshal(*cfg)
if err != nil {
return err
}
return files.WriteAndBackup(filePath, bts)
}
func TestMarshal(t *testing.T) {
for _, v := range []struct {
v interface{}
expect string
}{
{struct{ Name string }{"alice"}, "name=\"alice\"\n"},
{struct{ Age int }{7}, "age=7\n"},
{struct {
Name string
Age int
}{"alice", 7}, "name=\"alice\"\nage=7\n"},
{struct {
Name string `toml:"-"`
Age int
}{"alice", 7}, "age=7\n"},
{struct {
Name string `toml:"my_name"`
}{"bob"}, "my_name=\"bob\"\n"},
{struct {
Name string `toml:"my_name,omitempty"`
}{"bob"}, "my_name=\"bob\"\n"},
{struct {
Name string `toml:",omitempty"`
}{"bob"}, "name=\"bob\"\n"},
{struct {
Name string `toml:",omitempty"`
}{""}, ""},
} {
b, err := toml.Marshal(v.v)
var actual interface{} = err
var expect interface{} = nil
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Marshal(%#v) => %#v; want %#v`, v.v, actual, expect)
}
actual = string(b)
expect = v.expect
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Marshal(%#v); v => %#v; want %#v`, v, actual, expect)
}
}
}
func TestMarshalWhole(t *testing.T) {
for _, v := range []struct {
v interface{}
expect string
}{
{
testStruct{
Table: Table{
Key: "value",
Subtable: Subtable{
Key: "another value",
},
Inline: Inline{
Name: Name{
First: "Tom",
Last: "Preston-Werner",
},
Point: Point{
X: 1,
Y: 2,
},
},
},
X: X{},
String: String{
Basic: Basic{
Basic: "I'm a string. \"You can quote me\". Name\tJos\u00E9\nLocation\tSF.",
},
Multiline: Multiline{
Key1: "One\nTwo",
Continued: Continued{
Key1: "The quick brown fox jumps over the lazy dog.",
},
},
Literal: Literal{
Winpath: `C:\Users\nodejs\templates`,
Winpath2: `\\ServerX\admin$\system32\`,
Quoted: `Tom "Dubs" Preston-Werner`,
Regex: `<\i\c*\s*>`,
Multiline: LiteralMultiline{
Regex2: `I [dw]on't need \d{2} apples`,
Lines: "The first newline is\ntrimmed in raw strings.\n All other whitespace\n is preserved.\n",
},
},
},
Integer: Integer{
Key1: 99,
Key2: 42,
Key3: 0,
Key4: -17,
Underscores: IntegerUnderscores{
Key1: 1000,
Key2: 5349221,
Key3: 12345,
},
},
Float: Float{
Fractional: Fractional{
Key1: 1.0,
Key2: 3.1415,
Key3: -0.01,
},
Exponent: Exponent{
Key1: 5e22,
Key2: 1e6,
Key3: -2e-2,
},
Both: Both{
Key: 6.626e-34,
},
Underscores: FloatUnderscores{
Key1: 9224617.445991228313,
Key2: 1e100,
},
},
Boolean: Boolean{
True: true,
False: false,
},
Datetime: Datetime{
Key1: mustTime(time.Parse(time.RFC3339Nano, "1979-05-27T07:32:00Z")),
Key2: mustTime(time.Parse(time.RFC3339Nano, "1979-05-27T00:32:00-07:00")),
Key3: mustTime(time.Parse(time.RFC3339Nano, "1979-05-27T00:32:00.999999-07:00")),
},
Array: Array{
Key1: []int{1, 2, 3},
Key2: []string{"red", "yellow", "green"},
Key3: [][]int{{1, 2}, {3, 4, 5}},
Key4: [][]interface{}{{int64(1), int64(2)}, {"a", "b", "c"}},
Key5: []int{1, 2, 3},
Key6: []int{1, 2},
},
Products: []Product{
{Name: "Hammer", Sku: 738594937},
{},
{Name: "Nail", Sku: 284758393, Color: "gray"},
},
Fruit: []Fruit{
{
Name: "apple",
Physical: Physical{
Color: "red",
Shape: "round",
},
Variety: []Variety{
{Name: "red delicious"},
{Name: "granny smith"},
},
},
{
Name: "banana",
Variety: []Variety{
{Name: "plantain"},
},
},
},
},
`[table]
key="value"
[table.subtable]
key="another value"
[table.inline]
[table.inline.name]
first="Tom"
last="Preston-Werner"
[table.inline.point]
x=1
y=2
[x]
[x.y]
[x.y.z]
[x.y.z.w]
[string]
[string.basic]
basic="I'm a string. \"You can quote me\". Name\tJosé\nLocation\tSF."
[string.multiline]
key1="One\nTwo"
key2=""
key3=""
[string.multiline.continued]
key1="The quick brown fox jumps over the lazy dog."
key2=""
key3=""
[string.literal]
winpath="C:\\Users\\nodejs\\templates"
winpath2="\\\\ServerX\\admin$\\system32\\"
quoted="Tom \"Dubs\" Preston-Werner"
regex="<\\i\\c*\\s*>"
[string.literal.multiline]
regex2="I [dw]on't need \\d{2} apples"
lines="The first newline is\ntrimmed in raw strings.\n All other whitespace\n is preserved.\n"
[integer]
key1=99
key2=42
key3=0
key4=-17
[integer.underscores]
key1=1000
key2=5349221
key3=12345
[float]
[float.fractional]
key1=1e+00
key2=3.1415e+00
key3=-1e-02
[float.exponent]
key1=5e+22
key2=1e+06
key3=-2e-02
[float.both]
key=6.626e-34
[float.underscores]
key1=9.224617445991227e+06
key2=1e+100
[boolean]
true=true
false=false
[datetime]
key1=1979-05-27T07:32:00Z
key2=1979-05-27T00:32:00-07:00
key3=1979-05-27T00:32:00.999999-07:00
[array]
key1=[1,2,3]
key2=["red","yellow","green"]
key3=[[1,2],[3,4,5]]
key4=[[1,2],["a","b","c"]]
key5=[1,2,3]
key6=[1,2]
[[products]]
name="Hammer"
sku=738594937
color=""
[[products]]
name=""
sku=0
color=""
[[products]]
name="Nail"
sku=284758393
color="gray"
[[fruit]]
name="apple"
[fruit.physical]
color="red"
shape="round"
[[fruit.variety]]
name="red delicious"
[[fruit.variety]]
name="granny smith"
[[fruit]]
name="banana"
[fruit.physical]
color=""
shape=""
[[fruit.variety]]
name="plantain"
`,
},
} {
b, err := toml.Marshal(v.v)
var actual interface{} = err
var expect interface{} = nil
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Marshal(%#v) => %#v; want %#v`, v.v, actual, expect)
}
actual = string(b)
expect = v.expect
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Marshal(%#v); v => %#v; want %#v`, v.v, actual, expect)
}
// test for reversible.
dest := testStruct{}
actual = toml.Unmarshal(b, &dest)
expect = nil
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Unmarshal after Marshal => %#v; want %#v`, actual, expect)
}
actual = dest
expect = v.v
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Unmarshal after Marshal => %#v; want %#v`, v, actual, expect)
}
}
}