AdGuardHome/internal/next/websvc/json_test.go

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package websvc_test
import (
"encoding/json"
"testing"
"time"
"github.com/AdguardTeam/AdGuardHome/internal/next/websvc"
"github.com/AdguardTeam/golibs/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// testJSONTime is the JSON time for tests.
var testJSONTime = websvc.JSONTime(time.Unix(1_234_567_890, 123_456_000).UTC())
// testJSONTimeStr is the string with the JSON encoding of testJSONTime.
const testJSONTimeStr = "1234567890123.456"
func TestJSONTime_MarshalJSON(t *testing.T) {
testCases := []struct {
name string
wantErrMsg string
in websvc.JSONTime
want []byte
}{{
name: "unix_zero",
wantErrMsg: "",
in: websvc.JSONTime(time.Unix(0, 0)),
want: []byte("0"),
}, {
name: "empty",
wantErrMsg: "",
in: websvc.JSONTime{},
want: []byte("-6795364578871.345"),
}, {
name: "time",
wantErrMsg: "",
in: testJSONTime,
want: []byte(testJSONTimeStr),
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
got, err := tc.in.MarshalJSON()
testutil.AssertErrorMsg(t, tc.wantErrMsg, err)
assert.Equal(t, tc.want, got)
})
}
t.Run("json", func(t *testing.T) {
in := &struct {
A websvc.JSONTime
}{
A: testJSONTime,
}
got, err := json.Marshal(in)
require.NoError(t, err)
assert.Equal(t, []byte(`{"A":`+testJSONTimeStr+`}`), got)
})
}
func TestJSONTime_UnmarshalJSON(t *testing.T) {
testCases := []struct {
name string
wantErrMsg string
want websvc.JSONTime
data []byte
}{{
name: "time",
wantErrMsg: "",
want: testJSONTime,
data: []byte(testJSONTimeStr),
}, {
name: "bad",
wantErrMsg: `parsing json time: strconv.ParseFloat: parsing "{}": ` +
`invalid syntax`,
want: websvc.JSONTime{},
data: []byte(`{}`),
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
var got websvc.JSONTime
err := got.UnmarshalJSON(tc.data)
testutil.AssertErrorMsg(t, tc.wantErrMsg, err)
assert.Equal(t, tc.want, got)
})
}
t.Run("nil", func(t *testing.T) {
err := (*websvc.JSONTime)(nil).UnmarshalJSON([]byte("0"))
require.Error(t, err)
msg := err.Error()
assert.Equal(t, "json time is nil", msg)
})
t.Run("json", func(t *testing.T) {
want := testJSONTime
var got struct {
A websvc.JSONTime
}
err := json.Unmarshal([]byte(`{"A":`+testJSONTimeStr+`}`), &got)
require.NoError(t, err)
assert.Equal(t, want, got.A)
})
}