LearnGO/go/pkg/mod/github.com/!burnt!sushi/toml@v1.2.1/error_test.go
2024-09-19 21:38:24 -04:00

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//go:build go1.16
// +build go1.16
package toml_test
import (
"errors"
"fmt"
"io/fs"
"math"
"strings"
"testing"
"time"
"github.com/BurntSushi/toml"
tomltest "github.com/BurntSushi/toml/internal/toml-test"
)
func TestErrorPosition(t *testing.T) {
// Note: take care to use leading spaces (not tabs).
tests := []struct {
test, err string
}{
{"array/missing-separator.toml", `
toml: error: expected a comma (',') or array terminator (']'), but got '2'
At line 1, column 13:
1 | wrong = [ 1 2 3 ]
^`},
{"array/no-close-2.toml", `
toml: error: expected a comma (',') or array terminator (']'), but got end of file
At line 1, column 10:
1 | x = [42 #
^`},
{"array/tables-2.toml", `
toml: error: Key 'fruit.variety' has already been defined.
At line 9, column 3-8:
7 |
8 | # This table conflicts with the previous table
9 | [fruit.variety]
^^^^^`},
{"datetime/trailing-t.toml", `
toml: error: Invalid TOML Datetime: "2006-01-30T".
At line 2, column 4-15:
1 | # Date cannot end with trailing T
2 | d = 2006-01-30T
^^^^^^^^^^^`},
}
fsys := tomltest.EmbeddedTests()
for _, tt := range tests {
t.Run(tt.test, func(t *testing.T) {
input, err := fs.ReadFile(fsys, "invalid/"+tt.test)
if err != nil {
t.Fatal(err)
}
var x interface{}
_, err = toml.Decode(string(input), &x)
if err == nil {
t.Fatal("err is nil")
}
var pErr toml.ParseError
if !errors.As(err, &pErr) {
t.Errorf("err is not a ParseError: %T %[1]v", err)
}
tt.err = tt.err[1:] + "\n" // Remove first newline, and add trailing.
want := pErr.ErrorWithUsage()
if !strings.Contains(want, tt.err) {
t.Fatalf("\nwant:\n%s\nhave:\n%s", tt.err, want)
}
})
}
}
func TestParseError(t *testing.T) {
tests := []struct {
in interface{}
toml, err string
}{
{
&struct{ Int int8 }{},
"Int = 200",
`| toml: error: 200 is out of range for int8
|
| At line 1, column 6-9:
|
| 1 | Int = 200
| ^^^
| Error help:
|
| This number is too large; this may be an error in the TOML, but it can also be a
| bug in the program that uses too small of an integer.
|
| The maximum and minimum values are:
|
| size │ lowest │ highest
| ───────┼────────────────┼──────────
| int8 │ -128 │ 127
| int16 │ -32,768 │ 32,767
| int32 │ -2,147,483,648 │ 2,147,483,647
| int64 │ -9.2 × 10¹⁷ │ 9.2 × 10¹⁷
| uint8 │ 0 │ 255
| uint16 │ 0 │ 65535
| uint32 │ 0 │ 4294967295
| uint64 │ 0 │ 1.8 × 10¹⁸
|
| int refers to int32 on 32-bit systems and int64 on 64-bit systems.
`,
},
{
&struct{ Int int }{},
fmt.Sprintf("Int = %d", uint64(math.MaxInt64+1)),
`| toml: error: 9223372036854775808 is out of range for int64
|
| At line 1, column 6-25:
|
| 1 | Int = 9223372036854775808
| ^^^^^^^^^^^^^^^^^^^
| Error help:
|
| This number is too large; this may be an error in the TOML, but it can also be a
| bug in the program that uses too small of an integer.
|
| The maximum and minimum values are:
|
| size │ lowest │ highest
| ───────┼────────────────┼──────────
| int8 │ -128 │ 127
| int16 │ -32,768 │ 32,767
| int32 │ -2,147,483,648 │ 2,147,483,647
| int64 │ -9.2 × 10¹⁷ │ 9.2 × 10¹⁷
| uint8 │ 0 │ 255
| uint16 │ 0 │ 65535
| uint32 │ 0 │ 4294967295
| uint64 │ 0 │ 1.8 × 10¹⁸
|
| int refers to int32 on 32-bit systems and int64 on 64-bit systems.
`,
},
{
&struct{ Float float32 }{},
"Float = 1.1e99",
`
| toml: error: 1.1e+99 is out of range for float32
|
| At line 1, column 8-14:
|
| 1 | Float = 1.1e99
| ^^^^^^
| Error help:
|
| This number is too large; this may be an error in the TOML, but it can also be a
| bug in the program that uses too small of an integer.
|
| The maximum and minimum values are:
|
| size │ lowest │ highest
| ───────┼────────────────┼──────────
| int8 │ -128 │ 127
| int16 │ -32,768 │ 32,767
| int32 │ -2,147,483,648 │ 2,147,483,647
| int64 │ -9.2 × 10¹⁷ │ 9.2 × 10¹⁷
| uint8 │ 0 │ 255
| uint16 │ 0 │ 65535
| uint32 │ 0 │ 4294967295
| uint64 │ 0 │ 1.8 × 10¹⁸
|
| int refers to int32 on 32-bit systems and int64 on 64-bit systems.
`,
},
{
&struct{ D time.Duration }{},
`D = "99 bottles"`,
`
| toml: error: invalid duration: "99 bottles"
|
| At line 1, column 5-15:
|
| 1 | D = "99 bottles"
| ^^^^^^^^^^
| Error help:
|
| A duration must be as "number<unit>", without any spaces. Valid units are:
|
| ns nanoseconds (billionth of a second)
| us, µs microseconds (millionth of a second)
| ms milliseconds (thousands of a second)
| s seconds
| m minutes
| h hours
|
| You can combine multiple units; for example "5m10s" for 5 minutes and 10
| seconds.
`,
},
}
prep := func(s string) string {
lines := strings.Split(strings.TrimSpace(s), "\n")
for i := range lines {
if j := strings.IndexByte(lines[i], '|'); j >= 0 {
lines[i] = lines[i][j+1:]
lines[i] = strings.Replace(lines[i], " ", "", 1)
}
}
return strings.Join(lines, "\n") + "\n"
}
for _, tt := range tests {
t.Run("", func(t *testing.T) {
_, err := toml.Decode(tt.toml, tt.in)
if err == nil {
t.Fatalf("err is nil; decoded: %#v", tt.in)
}
var pErr toml.ParseError
if !errors.As(err, &pErr) {
t.Fatalf("err is not a ParseError: %#v", err)
}
tt.err = prep(tt.err)
have := pErr.ErrorWithUsage()
// have = strings.ReplaceAll(have, " ", "·")
// tt.err = strings.ReplaceAll(tt.err, " ", "·")
if have != tt.err {
t.Fatalf("\nwant:\n%s\nhave:\n%s", tt.err, have)
}
})
}
}