add improved insert api

Signed-off-by: oppiliappan <[e-mail]>

insert.go

···
 	return s
 }
 
+func (s insert) Values(values map[string]any) insert {
+	for column, arg := range values {
+		s = s.Value(column, arg)
+	}
+	return s
+}
+
 func (s insert) Compile() (string, []any, error) {
 	var sql strings.Builder
 	var args []any

insert_test.go

···
 package norm
 
 import (
-	_ "github.com/mattn/go-sqlite3"
+	"slices"
 	"testing"
+
+	_ "github.com/mattn/go-sqlite3"
 )
 
 func TestInsertBuild_Success(t *testing.T) {
···
 					t.Errorf("Expected '%v', got '%v' at index %d", test.expectedArgs[i], args[i], i)
 				}
 			}
+		})
+	}
+}
+
+func TestInsertValueSet_Build(t *testing.T) {
+	tests := []struct {
+		name           string
+		stmt           Compiler
+		expectedConfig []struct {
+			sql  string
+			args []any
+		}
+	}{
+		{
+			name: "Simple insert",
+			stmt: Insert().Into("users").Values(map[string]any{
+				"name": "John",
+				"age":  25,
+			}),
+			expectedConfig: []struct {
+				sql  string
+				args []any
+			}{
+				{
+					sql:  "INSERT INTO users (name, age) VALUES (?, ?)",
+					args: []any{"John", 25},
+				},
+				{
+					sql:  "INSERT INTO users (age, name) VALUES (?, ?)",
+					args: []any{25, "John"},
+				},
+			},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			sql, args := test.stmt.MustCompile()
+
+			any := false
+			idx := 0
+			for i, config := range test.expectedConfig {
+				idx = i
+				equalSql := config.sql == sql
+				equalArgs := slices.Equal(config.args, args)
+				if equalSql && equalArgs {
+					any = true
+				}
+			}
+
+			if !any {
+				t.Errorf("Config did not match: %d: %q; got %q, %q", idx, test.expectedConfig[idx], sql, args)
+			}
+
 		})
 	}
 }