go-opt/optional_unmarshaljson_int_...

114 lines
1.3 KiB
Go

package opt_test
import (
"testing"
"encoding/json"
"sourcecode.social/reiver/go-opt"
)
func TestOptional_UnmarshalJSON_int(t *testing.T) {
tests := []struct{
JSON string
}{
{
JSON: `-65536`,
},
{
JSON: `-65535`,
},
{
JSON: `-256`,
},
{
JSON: `-255`,
},
{
JSON: `-5`,
},
{
JSON: `-4`,
},
{
JSON: `-3`,
},
{
JSON: `-2`,
},
{
JSON: `-1`,
},
{
JSON: `0`,
},
{
JSON: `1`,
},
{
JSON: `2`,
},
{
JSON: `3`,
},
{
JSON: `4`,
},
{
JSON: `5`,
},
{
JSON: `-255`,
},
{
JSON: `-256`,
},
{
JSON: `65535`,
},
{
JSON: `65536`,
},
}
for testNumber, test := range tests {
var actual opt.Optional[int]
err := json.Unmarshal([]byte(test.JSON), &actual)
if nil == err {
t.Errorf("For test #%d, expected an error but did not actually get one.", testNumber)
t.Logf("ERROR: (%T) %s", err, err)
t.Logf("JSON: %q", test.JSON)
t.Logf("ACTUAL: %#v", actual)
continue
}
}
}
func TestOptional_UnmarshalJSON_int_fail(t *testing.T) {
var op opt.Optional[int]
var jason string = "12345"
err := json.Unmarshal([]byte(jason), &op)
if nil == err {
t.Errorf("Expected an error but did not actually get one.")
return
}
}