fix: for one-time access tokens and signup tokens, pass TTLs instead of absolute expiration date (#855)

backend/internal/utils/json_util_test.go

@@ -0,0 +1,64 @@
+package utils
+
+import (
+	"encoding/json"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestJSONDuration_MarshalJSON(t *testing.T) {
+	tests := []struct {
+		duration time.Duration
+		want     string
+	}{
+		{time.Minute + 30*time.Second, "1m30s"},
+		{0, "0s"},
+	}
+	for _, tc := range tests {
+		d := JSONDuration{Duration: tc.duration}
+		b, err := json.Marshal(d)
+		require.NoError(t, err)
+		assert.Equal(t, `"`+tc.want+`"`, string(b))
+	}
+}
+
+func TestJSONDuration_UnmarshalJSON_String(t *testing.T) {
+	var d JSONDuration
+	err := json.Unmarshal([]byte(`"2h15m5s"`), &d)
+	require.NoError(t, err)
+	want := 2*time.Hour + 15*time.Minute + 5*time.Second
+	assert.Equal(t, want, d.Duration)
+}
+
+func TestJSONDuration_UnmarshalJSON_NumberSeconds(t *testing.T) {
+	tests := []struct {
+		json string
+		want time.Duration
+	}{
+		{"0", 0},
+		{"1", 1 * time.Second},
+		{"2.25", 2 * time.Second}, // Milliseconds are truncated
+	}
+	for _, tc := range tests {
+		var d JSONDuration
+		err := json.Unmarshal([]byte(tc.json), &d)
+		require.NoError(t, err, "input: %s", tc.json)
+		assert.Equal(t, tc.want, d.Duration, "input: %s", tc.json)
+	}
+}
+
+func TestJSONDuration_UnmarshalJSON_Invalid(t *testing.T) {
+	cases := [][]byte{
+		[]byte(`true`),
+		[]byte(`{}`),
+		[]byte(`"not-a-duration"`),
+	}
+	for _, b := range cases {
+		var d JSONDuration
+		err := json.Unmarshal(b, &d)
+		require.Error(t, err, "input: %s", string(b))
+	}
+}