O.o
/
UGSBO
3
2
Fork 1
Code Issues 15 Pull Requests Releases Activity
Browse Source

Added IllegalArgumentException to checkInput instead of returning false, get tests and invoking methodes adapted

featureMatrixCalculator
Lukas Reichwein 5 years ago
parent
197721b332
commit
0871928e84
3 changed files with 45 additions and 43 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 43
      src/main/java/com/ugsbo/matrixcalc/MatrixCalcController.java
  2. 14
      src/main/java/com/ugsbo/matrixcalc/MatrixCalcIOUtils.java
  3. 31
      src/test/java/com/ugsbo/matrixcalc/MatrixIOUtilsTest.java

43
src/main/java/com/ugsbo/matrixcalc/MatrixCalcController.java
View File

@ -37,7 +37,11 @@ public class MatrixCalcController {
String stringMatrixA = matrixATextArea.getText();
String stringMatrixB = matrixBTextArea.getText();
if (util.checkInput(stringMatrixA) && util.checkInput(stringMatrixB)) {
try {
} catch (Exception e) {
//TODO: handle exception
}
double[][] matrixA = util.stringToMatrix(stringMatrixA);
double[][] matrixB = util.stringToMatrix(stringMatrixB);
@ -47,7 +51,6 @@ public class MatrixCalcController {
outputText.setText(DisplayableString);
outputText.setTextAlignment(TextAlignment.CENTER);
}
// System.out.println(matrixATextArea.getText());
});
@ -56,7 +59,11 @@ public class MatrixCalcController {
MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixA = matrixATextArea.getText();
if (util.checkInput(stringMatrixA)) {
try {
} catch (Exception e) {
//TODO: handle exception
}
double[][] matrixA = util.stringToMatrix(stringMatrixA);
double[][] result = math.matrixTransponation(matrixA);
@ -65,7 +72,6 @@ public class MatrixCalcController {
outputText.setText(DisplayableString);
outputText.setTextAlignment(TextAlignment.CENTER);
}
});
addButton.setOnMouseClicked((event) -> {
@ -74,7 +80,11 @@ public class MatrixCalcController {
String stringMatrixA = matrixATextArea.getText();
String stringMatrixB = matrixBTextArea.getText();
if (util.checkInput(stringMatrixA) && util.checkInput(stringMatrixB)) {
try {
} catch (Exception e) {
//TODO: handle exception
}
double[][] matrixA = util.stringToMatrix(stringMatrixA);
double[][] matrixB = util.stringToMatrix(stringMatrixB);
@ -84,7 +94,6 @@ public class MatrixCalcController {
outputText.setText(DisplayableString);
outputText.setTextAlignment(TextAlignment.CENTER);
}
});
substractButton.setOnMouseClicked((event) -> {
@ -94,13 +103,9 @@ public class MatrixCalcController {
String stringMatrixA = matrixATextArea.getText();
String stringMatrixB = matrixBTextArea.getText();
boolean stop = false;
try {
util.checkInput(stringMatrixA);
} catch (Exception e) {
stop = true;
outputText.setText(e.getMessage() + "A");
outputText.setTextAlignment(TextAlignment.CENTER);
}
@ -108,14 +113,10 @@ public class MatrixCalcController {
try {
util.checkInput(stringMatrixB);
} catch (Exception e) {
stop = true;
outputText.setText(e.getMessage() + "B");
outputText.setTextAlignment(TextAlignment.CENTER);
}
if (util.checkInput(stringMatrixA) && util.checkInput(stringMatrixB) && !stop) {
double[][] matrixA = util.stringToMatrix(stringMatrixA);
double[][] matrixB = util.stringToMatrix(stringMatrixB);
@ -131,10 +132,6 @@ public class MatrixCalcController {
outputText.setText(e.getMessage());
outputText.setTextAlignment(TextAlignment.CENTER);
}
}
});
DetAButton.setOnMouseClicked((event) -> {
@ -143,18 +140,14 @@ public class MatrixCalcController {
String stringMatrixA = matrixATextArea.getText();
boolean stop = false;
try {
util.checkInput(stringMatrixA);
} catch (IllegalArgumentException e) {
stop = true;
outputText.setText(e.getMessage());
outputText.setTextAlignment(TextAlignment.CENTER);
}
if (util.checkInput(stringMatrixA) && !stop) {
double[][] matrixA = util.stringToMatrix(stringMatrixA);
try {
@ -170,7 +163,6 @@ public class MatrixCalcController {
outputText.setText(e.getMessage());
outputText.setTextAlignment(TextAlignment.CENTER);
}
}
});
DetBButton.setOnMouseClicked((event) -> {
@ -178,18 +170,14 @@ public class MatrixCalcController {
MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixB = matrixBTextArea.getText();
boolean stop = false;
try {
util.checkInput(stringMatrixB);
} catch (IllegalArgumentException e) {
stop = true;
outputText.setText(e.getMessage());
outputText.setTextAlignment(TextAlignment.CENTER);
}
if (util.checkInput(stringMatrixB) && !stop) {
double[][] matrixB = util.stringToMatrix(stringMatrixB);
try {
@ -205,7 +193,6 @@ public class MatrixCalcController {
outputText.setText(e.getMessage());
outputText.setTextAlignment(TextAlignment.CENTER);
}
}
});
}
}

14
src/main/java/com/ugsbo/matrixcalc/MatrixCalcIOUtils.java
View File

@ -42,8 +42,7 @@ public class MatrixCalcIOUtils {
* @param matrix It is the InputMatrix
* @return true if the Matrix is valid Input.
*/
protected boolean checkInput(String matrix) throws IllegalArgumentException {
boolean isMatched = false;
protected void checkInput(String matrix) throws IllegalArgumentException {
if (matrix.length() == 0) {
throw new IllegalArgumentException("Please insert a Matrix");
}
@ -59,13 +58,10 @@ public class MatrixCalcIOUtils {
Pattern p = Pattern.compile(row1 + row2 + row3);
Matcher m = p.matcher(matrix);
isMatched = m.matches();
// TODO change the funktion to void and just throw exceptions if something went
// worng
// System.out.println(isMatched);
return isMatched;
if(!m.matches()){
throw new IllegalArgumentException("A Matrix is not in the right format, Matrix ");
}
}
/**

31
src/test/java/com/ugsbo/matrixcalc/MatrixIOUtilsTest.java
View File

@ -2,6 +2,7 @@ package com.ugsbo.matrixcalc;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Before;
@ -30,27 +31,45 @@ public class MatrixIOUtilsTest {
public void checkIfA1by3MatrixIsValidInput() {
String input = "1 2 3";
boolean result = util.checkInput(input);
try {
// act
util.checkInput(input);
assertTrue("The 1 by 3 Matrix should be Matched as valid input.", result);
// assert
assertTrue("The 1 by 3 Matrix should be Matched as valid input.", true);
} catch (IllegalArgumentException e) {
assertFalse("The 1 by 3 Matrix should be Matched as valid input.", true);
}
}
@Test
public void checkIfA2by3MatrixIsValidInput() {
// arrange
String input = "1 2 3\n1 2 3";
boolean result = util.checkInput(input);
try {
// act
util.checkInput(input);
assertTrue("The 2 by 3 Matrix should be Matched as valid input.", result);
// assert
assertTrue("The 2 by 3 Matrix should be Matched as valid input.", true);
} catch (IllegalArgumentException e) {
assertFalse("The 2 by 3 Matrix should be Matched as valid input.", true);
}
}
@Test
public void checkIfA3by3MatrixIsValidInput() {
String input = "1 2 3\n1 2 3\n1 2 3";
boolean result = util.checkInput(input);
try {
util.checkInput(input);
assertTrue("The 3 by 3 Matrix should be Matched as valid input.", true);
} catch (IllegalArgumentException e) {
assertFalse("The 3 by 3 Matrix should be Matched as valid input.", true);
}
assertTrue("The 3 by 3 Matrix should be Matched as valid input.", result);
}
@Test

Write Preview
Loading…
Cancel
Save