feat: add user table and unit test for it

db/query/user.sql

@@ -0,0 +1,13 @@
+-- name: CreateUser :one
+INSERT INTO users (
+    "username",
+    "hashed_password",
+    "full_name",
+    "email"
+) VALUES (
+    $1, $2, $3, $4
+) RETURNING *;
+
+-- name: GetUser :one
+SELECT * FROM users
+WHERE username = $1 LIMIT 1;

db/sqlc/user.sql_test.go

@@ -0,0 +1,45 @@
+package db
+
+import (
+	"context"
+	"github.com/cukhoaimon/SimpleBank/utils"
+	"github.com/stretchr/testify/require"
+	"testing"
+)
+
+func createRandomUser(t *testing.T) User {
+	arg := CreateUserParams{
+		Username:       utils.RandomOwner(),
+		HashedPassword: "secret",
+		FullName:       utils.RandomOwner(),
+		Email:          utils.RandomEmail(),
+	}
+
+	user, err := testQuery.CreateUser(context.Background(), arg)
+
+	require.Nil(t, err)
+	require.NotEmpty(t, user)
+
+	require.Equal(t, arg.Username, user.Username)
+	require.Equal(t, arg.FullName, user.FullName)
+	require.Equal(t, arg.Email, user.Email)
+	require.Equal(t, arg.HashedPassword, user.HashedPassword)
+
+	require.True(t, user.PasswordChangedAt.IsZero())
+	require.NotZero(t, user.CreatedAt)
+
+	return user
+}
+
+func TestQueries_CreateUser(t *testing.T) {
+	createRandomUser(t)
+}
+
+func TestQueries_GetUser(t *testing.T) {
+	want := createRandomUser(t)
+
+	have, err := testQuery.GetUser(context.Background(), want.Username)
+
+	require.Nil(t, err)
+	require.Equal(t, want, have)
+}

utils/random.go

@@ -1,6 +1,7 @@
 package utils
 
 import (
+	"fmt"
 	"math/rand"
 	"strings"
 	"time"
@@ -17,7 +18,7 @@ func RandomInt(min, max int64) int64 {
 	return min + rand.Int63n(max-min+1)
 }
 
-// RandomString
+// RandomString return a random string with input length
 func RandomString(n int) string {
 	var sb strings.Builder
 
@@ -30,16 +31,24 @@ func RandomString(n int) string {
 	return sb.String()
 }
 
+// RandomOwner return a string length 6
 func RandomOwner() string {
 	return RandomString(6)
 }
 
+// RandomMoney return an integer between 0-10000
 func RandomMoney() int64 {
 	return RandomInt(0, 10000)
 }
 
+// RandomCurrency return supported currency
 func RandomCurrency() string {
-	currencies := []string{"USD", "VND", "EUR"}
+	currencies := []string{USD, VND, EUR}
 	n := len(currencies)
 	return currencies[rand.Intn(n)]
 }
+
+// RandomEmail return an email length 6
+func RandomEmail() string {
+	return fmt.Sprintf("%[email protected]", RandomOwner())
+}