package dbx

import (
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func TestJSONB_ScanValue(t *testing.T) {
	original := JSONB{"key": "value", "num": float64(1)}

	val, err := original.Value()
	require.NoError(t, err)

	var scanned JSONB
	require.NoError(t, scanned.Scan(val))
	assert.Equal(t, original["key"], scanned["key"])

	require.NoError(t, scanned.Scan([]byte(`{"a":1}`)))
	assert.Equal(t, float64(1), scanned["a"])

	require.NoError(t, scanned.Scan(`{"b":2}`))
	assert.Equal(t, float64(2), scanned["b"])
}

func TestJSONB_ScanNil(t *testing.T) {
	j := JSONB{"x": 1}
	require.NoError(t, j.Scan(nil))
	assert.Nil(t, j)

	val, err := JSONB(nil).Value()
	require.NoError(t, err)
	assert.Nil(t, val)
}

func TestJSONB_ScanUnsupportedType(t *testing.T) {
	var j JSONB
	err := j.Scan(123)
	assert.Error(t, err)
}

func TestNewJSONB(t *testing.T) {
	data := map[string]any{"k": "v"}
	j := NewJSONB(data)
	assert.Equal(t, JSONB(data), j)
}

func TestJSONB_String(t *testing.T) {
	j := JSONB{"a": "b"}
	assert.JSONEq(t, `{"a":"b"}`, j.String())
}