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|
package iso8601
import (
"bytes"
"encoding/json"
"testing"
"time"
)
type TestAPIResponse struct {
Ptr *Time
Nptr Time
}
type TestStdLibAPIResponse struct {
Ptr *time.Time
Nptr time.Time
}
var ShortTest = TestCase{
Using: "2001-11-13",
Year: 2001, Month: 11, Day: 13,
}
var StructTestData = []byte(`
{
"Ptr": "2017-04-26T11:13:04+01:00",
"Nptr": "2017-04-26T11:13:04+01:00"
}
`)
var NullTestData = []byte(`
{
"Ptr": null,
"Nptr": null
}
`)
var ZeroedTestData = []byte(`
{
"Ptr": "0001-01-01",
"Nptr": "0001-01-01"
}
`)
var StructTest = TestCase{
Year: 2017, Month: 04, Day: 26,
Hour: 11, Minute: 13, Second: 04,
Zone: 1,
}
func TestTime_UnmarshalJSON(t *testing.T) {
t.Run("short", func(t *testing.T) {
var b = []byte(`"2001-11-13"`)
tn := new(Time)
if err := tn.UnmarshalJSON(b); err != nil {
t.Fatal(err)
}
if y := tn.Year(); y != ShortTest.Year {
t.Errorf("Year = %d; want %d", y, ShortTest.Year)
}
if m := int(tn.Month()); m != ShortTest.Month {
t.Errorf("Month = %d; want %d", m, ShortTest.Month)
}
if d := tn.Day(); d != ShortTest.Day {
t.Errorf("Day = %d; want %d", d, ShortTest.Day)
}
err := tn.UnmarshalJSON([]byte(`2001-11-13`))
if err != ErrNotString {
t.Fatal(err)
}
if err == nil {
t.Fatal("Expected an error from unmarshal")
}
})
t.Run("struct", func(t *testing.T) {
resp := new(TestAPIResponse)
if err := json.Unmarshal(StructTestData, resp); err != nil {
t.Fatal(err)
}
stdlibResp := new(TestStdLibAPIResponse)
if err := json.Unmarshal(StructTestData, stdlibResp); err != nil {
t.Fatal(err)
}
t.Run("stblib parity", func(t *testing.T) {
if !resp.Ptr.Equal(*stdlibResp.Ptr) || !resp.Nptr.Equal(stdlibResp.Nptr) {
t.Fatalf("Parsed time values are not equal to standard library implementation")
}
})
t.Run("ptr", func(t *testing.T) {
if y := resp.Ptr.Year(); y != StructTest.Year {
t.Errorf("Ptr: Year = %d; want %d", y, StructTest.Year)
}
if d := resp.Ptr.Day(); d != StructTest.Day {
t.Errorf("Ptr: Day = %d; want %d", d, StructTest.Day)
}
if s := resp.Ptr.Second(); s != StructTest.Second {
t.Errorf("Ptr: Second = %d; want %d", s, StructTest.Second)
}
})
t.Run("noptr", func(t *testing.T) {
if y := resp.Nptr.Year(); y != StructTest.Year {
t.Errorf("NoPtr: Year = %d; want %d", y, StructTest.Year)
}
if d := resp.Nptr.Day(); d != StructTest.Day {
t.Errorf("NoPtr: Day = %d; want %d", d, StructTest.Day)
}
if s := resp.Nptr.Second(); s != StructTest.Second {
t.Errorf("NoPtr: Second = %d; want %d", s, StructTest.Second)
}
})
})
t.Run("null", func(t *testing.T) {
resp := new(TestAPIResponse)
if err := json.Unmarshal(NullTestData, resp); err != nil {
t.Fatal(err)
}
})
t.Run("time zeroed", func(t *testing.T) {
resp := new(TestAPIResponse)
if err := json.Unmarshal(ZeroedTestData, resp); err != nil {
t.Fatal(err)
}
})
t.Run("reparse", func(t *testing.T) {
s := time.Now().UTC()
data := []byte(s.Format(time.RFC3339Nano))
n, err := Parse(data)
if err != nil {
t.Fatal(err)
}
if !s.Equal(n) {
t.Fatalf("Parsing a JSON date mismatch; wanted %s; got %s", s, n)
}
})
}
func BenchmarkCheckNull(b *testing.B) {
var n = []byte("null")
b.Run("compare", func(b *testing.B) {
for i := 0; i < b.N; i++ {
bytes.Compare(n, n)
}
})
b.Run("exact", func(b *testing.B) {
for i := 0; i < b.N; i++ {
null(n)
}
})
}
|
