软件测试（3）-基于等价类划分的一个小例子
程序要求从一个输入框变为3个输入框，其他要求不变
则这次的测试用例本着等价类划分的原则进行如下的修改
表格旁边的就此这次的测试代码
|
box No.1 |
box No.2 | box No.3 | Result |
| abc | abc | abc | success |
| abc | abc | box No.1 fail | |
| abc | abc | box No.2 fail | |
| abc | abc | box No.3 fail | |
| *1 | abcdefgh | All Fail | |
| abc | *1 | 1bcedfgrt | Only box No.1 success |
| *7 | abc | Only box No.2 success |
1 import javafx.application.Application; 2 import javafx.event.ActionEvent; 3 import javafx.event.EventHandler; 4 import javafx.scene.Scene; 5 import javafx.scene.control.Button; 6 import javafx.scene.control.TextField; 7 import javafx.scene.layout.AnchorPane; 8 import javafx.scene.text.Text; 9 import javafx.stage.Stage; 10 11 12 public class Test extends Application{ 13 14 public static void main(String arg0[]){ 15 Test.launch(arg0); 16 } 17 18 public void start(Stage stage) throws Exception { 19 stage.setTitle("Test One"); 20 AnchorPane root = new AnchorPane(); 21 22 Text text = new Text("请输入:"); 23 root.getChildren().add(text); 24 AnchorPane.setTopAnchor(text, 45.0); 25 AnchorPane.setLeftAnchor(text, 100.0); 26 27 final TextField textInput1 = new TextField(); 28 root.getChildren().add(textInput1); 29 AnchorPane.setTopAnchor(textInput1, 65.0); 30 AnchorPane.setLeftAnchor(textInput1, 30.0); 31 32 final TextField textInput2 = new TextField(); 33 root.getChildren().add(textInput2); 34 AnchorPane.setTopAnchor(textInput2, 95.0); 35 AnchorPane.setLeftAnchor(textInput2, 30.0); 36 37 final TextField textInput3 = new TextField(); 38 root.getChildren().add(textInput3); 39 AnchorPane.setTopAnchor(textInput3, 125.0); 40 AnchorPane.setLeftAnchor(textInput3, 30.0); 41 42 Button button = new Button(); 43 button.setText("确定"); 44 root.getChildren().add(button); 45 AnchorPane.setTopAnchor(submit, 165.0); 46 AnchorPane.setLeftAnchor(submit, 75.0); 47 48 submit.setOnAction(new EventHandler<ActionEvent>() { 49 public void handle(ActionEvent arg0) { 50 if(checkString(textInput1.getText().toString()) && checkString(textInput2.getText().toString()) && checkString(textInput3.getText().toString())){ 51 Stage stage2 = new Stage(); 52 AnchorPane root2 = new AnchorPane(); 53 54 Text result = new Text("三个输入框均符合要求~"); 55 root2.getChildren().add(result); 56 AnchorPane.setTopAnchor(result, 50.0); 57 AnchorPane.setLeftAnchor(result, 50.0); 58 59 stage2.setScene(new Scene(root2, 100, 100)); 60 stage2.show(); 61 }else if(checkString(textInput1.getText().toString()) && checkString(textInput2.getText().toString())){ 62 Stage stage2 = new Stage(); 63 AnchorPane root2 = new AnchorPane(); 64 65 Text result = new Text("第三个输入框不符合要求~"); 66 root2.getChildren().add(result); 67 AnchorPane.setTopAnchor(result, 50.0); 68 AnchorPane.setLeftAnchor(result, 50.0); 69 70 stage2.setScene(new Scene(root2, 100, 100)); 71 stage2.show(); 72 }else if(checkString(textInput1.getText().toString()) && checkString(textInput3.getText().toString())){ 73 Stage stage2 = new Stage(); 74 AnchorPane root2 = new AnchorPane(); 75 76 Text result = new Text("第二个输入框不符合要求~"); 77 root2.getChildren().add(result); 78 AnchorPane.setTopAnchor(result, 50.0); 79 AnchorPane.setLeftAnchor(result, 50.0); 80 81 stage2.setScene(new Scene(root2, 100, 100)); 82 stage2.show(); 83 }else if(checkString(textInput2.getText().toString()) && checkString(textInput2.getText().toString())){ 84 Stage stage2 = new Stage(); 85 AnchorPane root2 = new AnchorPane(); 86 87 Text result = new Text("第一个输入框不符合要求~"); 88 root2.getChildren().add(result); 89 AnchorPane.setTopAnchor(result, 50.0); 90 AnchorPane.setLeftAnchor(result, 50.0); 91 92 stage2.setScene(new Scene(root2, 100, 100)); 93 stage2.show(); 94 }else if(checkString(textInput1.getText().toString())){ 95 Stage stage2 = new Stage(); 96 AnchorPane root2 = new AnchorPane(); 97 98 Text result = new Text("只有第一个输入框符合要求~"); 99 root2.getChildren().add(result); 100 AnchorPane.setTopAnchor(result, 50.0); 101 AnchorPane.setLeftAnchor(result, 50.0); 102 103 stage2.setScene(new Scene(root2, 100, 100)); 104 stage2.show(); 105 }else if(checkString(textInput2.getText().toString())){ 106 Stage stage2 = new Stage(); 107 AnchorPane root2 = new AnchorPane(); 108 109 Text result = new Text("只有第二个输入框符合要求~"); 110 root2.getChildren().add(result); 111 AnchorPane.setTopAnchor(result, 50.0); 112 AnchorPane.setLeftAnchor(result, 50.0); 113 114 stage2.setScene(new Scene(root2, 100, 100)); 115 stage2.show(); 116 }else if(checkString(textInput3.getText().toString())){ 117 Stage stage2 = new Stage(); 118 AnchorPane root2 = new AnchorPane(); 119 120 Text result = new Text("只有第三个输入框符合要求~"); 121 root2.getChildren().add(result); 122 AnchorPane.setTopAnchor(result, 50.0); 123 AnchorPane.setLeftAnchor(result, 50.0); 124 125 stage2.setScene(new Scene(root2, 100, 100)); 126 stage2.show(); 127 }else{ 128 Stage stage2 = new Stage(); 129 AnchorPane root2 = new AnchorPane(); 130 131 Text result = new Text("三个输入框均不符合要求~"); 132 root2.getChildren().add(result); 133 AnchorPane.setTopAnchor(result, 50.0); 134 AnchorPane.setLeftAnchor(result, 50.0); 135 136 stage2.setScene(new Scene(root2, 100, 100)); 137 stage2.show(); 138 } 139 } 140 }); 141 142 stage.setScene(new Scene(root, 190,225)); 143 stage.show(); 144 } 145 146 public boolean checkString(String str){ 147 if(str.length() == 0 || str.length() >= 7){ 148 return false; 149 } 150 151 char ch[] = new char[str.length()]; 152 ch = str.toCharArray(); 153 154 for(int i = 0; i < str.length(); i++){ 155 if((ch[i] >= 'a' && ch[i] <= 'z')||(ch[i] >= 'A' && ch[i] <= 'Z')||(ch[i] >= '0' && ch[i] <= '9')); 156 else{ 157 return false; 158 } 159 } 160 return true; 161 } 162 163 }
