initial

1 files changed, 118 insertions, 0 deletions

diff --git a/objectid_test.go b/objectid_test.go
new file mode 100644
index 0000000..93e2ee4
--- /dev/null
+++ b/objectid_test.go
@@ -0,0 +1,118 @@
+package objectid_test
+
+import (
+	"encoding/json"
+	"fmt"
+	"reflect"
+	"strings"
+	"testing"
+	"time"
+
+	"go.neonxp.dev/objectid"
+)
+
+func TestID_String(t *testing.T) {
+	objectid.Seed()
+	id1 := objectid.New()
+	id1String := id1.String()
+	id2, err := objectid.FromString(id1String)
+	if err != nil {
+		t.Error(err)
+	}
+	if !reflect.DeepEqual(id1, id2) {
+		t.Errorf("ID2 = %v, want %v", id2, id1)
+	}
+	wantErr := "is invalid object id (length=3)"
+	if _, err := objectid.FromString("test"); !strings.HasSuffix(err.Error(), wantErr) {
+		t.Errorf("Err = %v, want suffix %s", err, wantErr)
+	}
+}
+
+func TestID_JSON(t *testing.T) {
+	objectid.Seed()
+	type testStruct struct {
+		ID objectid.ID `json:"oid"`
+	}
+
+	t1 := testStruct{
+		ID: objectid.New(),
+	}
+
+	b1, err := json.Marshal(t1)
+	if err != nil {
+		t.Error(err)
+	}
+
+	t2 := new(testStruct)
+
+	if err := json.Unmarshal(b1, t2); err != nil {
+		t.Error(err)
+	}
+
+	if !reflect.DeepEqual(t1, *t2) {
+		t.Errorf("T2 = %v, want %v", t2, t1)
+	}
+
+	id := objectid.New()
+	wantErr := fmt.Errorf(" is invalid object id (length=0)")
+	if err := id.UnmarshalJSON(nil); err.Error() != wantErr.Error() {
+		t.Errorf("UnmarshalJSON(nil) = %v, want %v", err, wantErr)
+	}
+}
+
+func TestID_Time(t *testing.T) {
+	objectid.Seed()
+	testTime, _ := time.Parse(time.RFC3339, "2020-12-20T10:11:50Z")
+	id := objectid.FromTime(testTime.UTC())
+	if got := id.Time(); !reflect.DeepEqual(got.UTC(), testTime) {
+		t.Errorf("ID.Time() = %v, want %v", got.String(), testTime.String())
+	}
+}
+
+func TestID_Counter(t *testing.T) {
+	objectid.Seed()
+	for i := 1; i <= 10; i++ {
+		id := objectid.New()
+		if id.Counter() != uint64(i) {
+			t.Errorf("id.Counter = %d, want %d", i, id.Counter())
+		}
+	}
+}
+
+func TestID_Less(t *testing.T) {
+	objectid.Seed()
+	type args struct {
+		i2 objectid.ID
+	}
+	nowTime := time.Now()
+	tests := []struct {
+		name string
+		i    objectid.ID
+		args args
+		want bool
+	}{
+		{
+			name: "by time",
+			i:    objectid.New(),
+			args: args{
+				i2: objectid.New(),
+			},
+			want: true,
+		},
+		{
+			name: "by counter",
+			i:    objectid.FromTime(nowTime),
+			args: args{
+				i2: objectid.FromTime(nowTime),
+			},
+			want: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := tt.i.Less(tt.args.i2); got != tt.want {
+				t.Errorf("ID.Less() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}