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This commit is contained in:
Yun
2024-10-28 20:33:26 +08:00
parent 1e41151c1d 594aae76c6
commit 1be7f79ad3
4 changed files with 122 additions and 116 deletions
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to_int64.go
+4 -2
View File
@@ -7,6 +7,9 @@ import (
// interface 转 int64
func ToInt64(val interface{}) (i int64, err error) {
if val == nil {
return 0, errors.New("value is nil")
}
switch v := val.(type) {
case int:
@@ -33,8 +36,6 @@ func ToInt64(val interface{}) (i int64, err error) {
return int64(v), nil
case float64:
return int64(v), nil
case nil:
return 0, nil
case string:
return strconv.ParseInt(v, 10, 64)
case bool:
@@ -46,3 +47,4 @@ func ToInt64(val interface{}) (i int64, err error) {
}
return 0, errors.New("convx.ToInt64: unknown type")
}
to_int64_test.go
+44
View File
@@ -0,0 +1,44 @@
package convx_test
import (
"testing"
"code.yun.ink/pkg/convx"
)
func TestToInt64(t *testing.T) {
var tests = []struct {
input interface{}
output int64
isError bool
}{
{"123", 123, false},
{123.456, 123, false},
{true, 1, false},
{"abc", 0, true}, //
{nil, 0, true},
{123, 123, false},
{int32(123), 123, false},
{uint64(123), 123, false},
{int64(123), 123, false},
{float32(123.456), 123, false},
{float64(123.456), 123, false},
{"-123", -123, false},
{"123.456", 123, false}, // TODO: should be 123
{"170141183460469231731687303715884105727", 9223372036854775807, false}, // max int64
{"-170141183460469231731687303715884105728", -9223372036854775808, false}, // min int64
{"9223372036854775807", 9223372036854775807, false}, // max int64
{"-9223372036854775808", -9223372036854775808, false}, // min int64
{"12345678901234567890", 0, false}, // too large
}
for _, test := range tests {
output, err := convx.ToInt64(test.input)
if err != nil {
t.Error("ToInt64(", test.input, ") should not return error")
}
if output != test.output {
t.Error("ToInt64(", test.input, ") should be", test.output, "but was", output)
}
}
}
to_string.go
+46 -46
View File
@@ -1,46 +1,46 @@
package convx
import (
"errors"
"fmt"
"strconv"
)
// interface 转 string
func ToString(val interface{}) (str string, err error) {
switch v := val.(type) {
case nil:
return "", fmt.Errorf("can not convert to string")
case string:
return v, nil
case int:
return strconv.Itoa(v), nil
case int8:
return strconv.FormatInt(int64(v), 10), nil
case int16:
return strconv.FormatInt(int64(v), 10), nil
case int32:
return strconv.FormatInt(int64(v), 10), nil
case int64:
return strconv.FormatInt(v, 10), nil
case float32:
return strconv.FormatFloat(float64(v), 'f', -1, 32), nil
case float64:
return strconv.FormatFloat(v, 'f', -1, 64), nil
case bool:
return strconv.FormatBool(v), nil
case uint:
return strconv.FormatUint(uint64(v), 10), nil
case uint8:
return strconv.FormatUint(uint64(v), 10), nil
case uint16:
return strconv.FormatUint(uint64(v), 10), nil
case uint32:
return strconv.FormatUint(uint64(v), 10), nil
case uint64:
return strconv.FormatUint(v, 10), nil
}
return "", errors.New("can not convert to string")
}
package convx
import (
"errors"
"fmt"
"strconv"
)
// interface 转 string
func ToString(val interface{}) (str string, err error) {
switch v := val.(type) {
case nil:
return "", fmt.Errorf("can not convert to string")
case string:
return v, nil
case int:
return strconv.Itoa(v), nil
case int8:
return strconv.FormatInt(int64(v), 10), nil
case int16:
return strconv.FormatInt(int64(v), 10), nil
case int32:
return strconv.FormatInt(int64(v), 10), nil
case int64:
return strconv.FormatInt(v, 10), nil
case float32:
return strconv.FormatFloat(float64(v), 'f', -1, 32), nil
case float64:
return strconv.FormatFloat(v, 'f', -1, 64), nil
case bool:
return strconv.FormatBool(v), nil
case uint:
return strconv.FormatUint(uint64(v), 10), nil
case uint8:
return strconv.FormatUint(uint64(v), 10), nil
case uint16:
return strconv.FormatUint(uint64(v), 10), nil
case uint32:
return strconv.FormatUint(uint64(v), 10), nil
case uint64:
return strconv.FormatUint(v, 10), nil
}
return "", errors.New("can not convert to string")
}
to_string_test.go
+28 -68
View File
@@ -7,75 +7,35 @@ import (
)
func TestToString(t *testing.T) {
a := string("a")
str, err := convx.ToString(a)
if str != a {
t.Error("convx.ToString(a) error", err)
var tests = []struct {
input interface{}
expect string
}{
{"1", "1"}, //string
{1, "1"}, //int
{int8(1), "1"}, //int8
{int16(1), "1"}, //int16
{-1, "-1"}, //int32
{int64(1), "1"}, //int64
{float32(1.1), "1.1"}, //float32
{float64(1.1), "1.1"}, //float64
{true, "true"}, //bool
{uint(1), "1"}, //uint
{uint8(1), "1"}, //uint8
{uint16(1), "1"}, //uint16
{uint32(1), "1"}, //uint32
{uint64(1), "1"}, //uint64
}
b := int(1)
str, err = convx.ToString(b)
if str != "1" {
t.Error("convx.ToString(b) error", err)
}
c := int8(1)
str, err = convx.ToString(c)
if str != "1" {
t.Error("convx.ToString(c) error", err)
}
d := int16(-1)
str, err = convx.ToString(d)
if str != "-1" {
t.Error("convx.ToString(d) error", err)
}
e := int32(1)
str, err = convx.ToString(e)
if str != "1" {
t.Error("convx.ToString(e) error", err)
}
f := int64(1)
str, err = convx.ToString(f)
if str != "1" {
t.Error("convx.ToString(f) error", err)
}
g := float32(1.1)
str, err = convx.ToString(g)
if str != "1.1" {
t.Error("convx.ToString(g) error", err)
}
h := float64(1.1)
str, err = convx.ToString(h)
if str != "1.1" {
t.Error("convx.ToString(h) error", err)
}
i := true
str, err = convx.ToString(i)
if str != "true" {
t.Error("convx.ToString(i) error", err)
}
j := uint(1)
str, err = convx.ToString(j)
if str != "1" {
t.Error("convx.ToString(j) error", err)
}
k := uint8(1)
str, err = convx.ToString(k)
if str != "1" {
t.Error("convx.ToString(k) error", err)
}
l := uint16(1)
str, err = convx.ToString(l)
if str != "1" {
t.Error("convx.ToString(l) error", err)
}
m := uint32(1)
str, err = convx.ToString(m)
if str != "1" {
t.Error("convx.ToString(m) error", err)
}
n := uint64(1)
str, err = convx.ToString(n)
if str != "1" {
t.Error("convx.ToString(n) error", err)
for _, test := range tests {
str, err := convx.ToString(test.input)
if err != nil {
t.Errorf("convx.ToString(%v) failed with %v", test.input, err)
}
if str != test.expect {
t.Errorf("convx.ToString(%v) = %v, want %v", test.input, str, test.expect)
}
}
}