go-opt/optional_marshaljson_string...

125 lines
2.1 KiB
Go

package opt_test
import (
"testing"
"github.com/reiver/go-opt"
)
func TestOptional_MarshalJSON_string(t *testing.T) {
tests := []struct{
Value opt.Optional[string]
Expected string
}{
{
Value: opt.Something(""),
Expected: `""`,
},
{
Value: opt.Something("apple"),
Expected: `"apple"`,
},
{
Value: opt.Something("banana"),
Expected: `"banana"`,
},
{
Value: opt.Something("cherry"),
Expected: `"cherry"`,
},
{
Value: opt.Something("ONCE"),
Expected: `"ONCE"`,
},
{
Value: opt.Something("TWICE"),
Expected: `"TWICE"`,
},
{
Value: opt.Something("THRICE"),
Expected: `"THRICE"`,
},
{
Value: opt.Something("FOURCE"),
Expected: `"FOURCE"`,
},
{
Value: opt.Something("🙂"),
Expected: `"🙂"`,
},
{
Value: opt.Something("😈"),
Expected: `"😈"`,
},
{
Value: opt.Something("❤️"),
Expected: `"❤️"`,
},
{
Value: opt.Something("٠١٢٣۴۵۶٧٨٩"),
Expected: `"٠١٢٣۴۵۶٧٨٩"`,
},
{
Value: opt.Something("𐏑𐏓𐏕"),
Expected: `"𐏑𐏓𐏕"`,
},
}
for testNumber, test := range tests {
actualBytes, err := test.Value.MarshalJSON()
if nil != err {
t.Errorf("For test #%d, did not expect an error but actually got one." , testNumber)
t.Logf("ERROR: (%T) %s", err, err)
t.Logf("VALUE: %#v", test.Value)
continue
}
actual := string(actualBytes)
expected := test.Expected
if expected != actual {
t.Errorf("For test #%d, the actual value for the JSON marshaling is not what was expected.", testNumber)
t.Logf("EXPECTED: %q", expected)
t.Logf("ACTUAL: %q", actual)
t.Logf("VALUE: %#v", test.Value)
continue
}
}
}
func TestOptional_MarshalJSON_string_fail(t *testing.T) {
var nothing opt.Optional[string]
actualBytes, err := nothing.MarshalJSON()
if nil == err {
t.Error("Expected an error but did not actually get one.")
t.Logf("ACTUAL: %q", actualBytes)
t.Logf("ERROR: (%T) %s", err, err)
return
}
if nil != actualBytes {
t.Error("Expected not bytes but actually get some.")
t.Logf("ACTUAL: %q", actualBytes)
t.Logf("ERROR: (%T) %s", err, err)
return
}
}