【软件测试】实现Editing Boxing并测试

• 问题描述
  • 输入区间仅允许输入1到6个英文字符或数字，按submit结束
  • 若输入不符合要求输出错误信息

• 等价划分类

　　　　对于一个Editing Boxing来说：

• 设计测试用例

• 代码

import javax.swing.JOptionPane;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;

public class editboxing extends Application {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        editboxing.launch( args );
    }

    TextField textfield1 = new TextField();
    TextField textfield2 = new TextField();
    TextField textfield3 = new TextField();

    @Override
    public void start(Stage primaryStage) throws Exception {
        // TODO Auto-generated method stub
        primaryStage.setTitle("Editing Boxing");

        VBox root = new VBox( 30 );
        Scene scene = new Scene( root, 400, 200 );
        primaryStage.setScene( scene );

        HBox hbox1 = new HBox( 20 );
        textfield1.setPrefColumnCount( 25 );
        hbox1.setAlignment( Pos.CENTER_LEFT );
        hbox1.getChildren().addAll( new Label( "text1:" ), textfield1 );

        HBox hbox2 = new HBox( 20 );
        textfield2.setPrefColumnCount( 25 );
        hbox2.setAlignment( Pos.CENTER_LEFT );
        hbox2.getChildren().addAll( new Label( "text2:" ), textfield2 );

        HBox hbox3 = new HBox( 20 );
        textfield3.setPrefColumnCount( 25 );
        hbox3.setAlignment( Pos.CENTER_LEFT );
        hbox3.getChildren().addAll( new Label( "text3:" ), textfield3 );

        HBox hbox4 = new HBox( 20 );
        Button btn = new Button();
        btn.setText( "submit" );
        btn.setOnAction( new Listener() );
        btn.setAlignment( Pos.CENTER );
        hbox4.getChildren().addAll( btn );
        hbox4.setAlignment( Pos.CENTER );
        root.getChildren().addAll( hbox1, hbox2, hbox3, hbox4 );
        primaryStage.show();
    }

    public class Listener implements EventHandler<ActionEvent> {

        @Override
        public void handle(ActionEvent arg0) {
            // TODO Auto-generated method stub
            String text1 = textfield1.getText();
            String text2 = textfield2.getText();
            String text3 = textfield3.getText();

            String inf1 = testing( text1, "text1" );
            String inf2 = testing( text2, "text2" );
            String inf3 = testing( text3, "text3" );

            String inf = inf1 + "\n" + inf2 + "\n" + inf3;
            JOptionPane.showMessageDialog( null, inf, "information",
                    JOptionPane.INFORMATION_MESSAGE );
        }

        public String testing( String arg, String arg1 ) {
            String ans = "";
            if( arg == null || arg.equals( "" ) ){
                ans = arg1 + " 输入为空！";
            }
            else if( arg.length() > 6){
                ans = arg1 + " 输入字符长度大于6";
            }
            else{
                boolean pcount = true;
                for(int i = 0; i < arg.length(); i++ ) {
                    if( !( isChar( arg.charAt(i) ) || isNum( arg.charAt(i) ) ) ) {
                        pcount = false;
                        break;
                    }
                }

                if( pcount ) {
                    ans = arg1 + " 输入正确";
                }
                else {
                    ans = arg1 + " 输入字符不完全为英文字符和数字组成";
                }
            }

            return ans;
        }

        public boolean isChar( char arg1 ) {
            if( ( arg1 >= ‘a‘ && arg1 <= ‘z‘ ) || ( arg1 >= ‘A‘ && arg1 <= ‘Z‘ ) ) {
                return true;
            }
            else {
                return false;
            }
        }

        public boolean isNum( char arg1 ) {
            if( arg1 >= ‘0‘ && arg1 <= ‘9‘ ) {
                return true;
            }
            else {
                return false;
            }
        }
    }
}

• 测试

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