/**
* Assign a java byte array to a JavaScript variable in the following ways:
*
* <ul>
* <li>Call a static method
* <li>Get the value of a static field
* <li>Call an instance method
* <li>Get the value of an instance field.
*
* @param command the command to eval to get the byte array
*/
public void doArrayTest(String command, boolean shouldEqual) {
int array[] = DataTypeClass.PUB_STATIC_ARRAY_INT;
int jsArray[];
int jsArray_length;
try {
// assign the array to a JavaScript variable
global.eval("var jsArray = " + command);
// get the jsArray object, which should be the java object
jsArray = (int[]) global.getMember("jsArray");
// get the length of the array from JavaScript
jsArray_length = ((Double) global.eval("jsArray.length")).intValue();
// iterate through jsArray in JavaScript. verify that the type and
// value of each object in the array is correct.
for (int i = 0; i < jsArray_length; i++) {
// verify that the array item is the same object as in the
// original array
Double item = (Double) global.eval("jsArray[" + i + "];");
addTestCase(
"[jsArray = "
+ command
+ "] "
+ "global.eval(\"jsArray["
+ i
+ "]\").equals( array["
+ i
+ "])",
"true",
(item.equals(new Double(array[i]))) + "",
"");
}
} catch (Exception e) {
e.printStackTrace();
file.exception = e.toString();
jsArray_length = 0;
jsArray = null;
}
// verify that jsArray is the same as the original array
addTestCase(
"[jsArray = "
+ command
+ "] "
+ "jsArray = global.getMember( \"jsArray\"); "
+ "jsArray == array",
(shouldEqual) ? "true" : "false",
(jsArray == array) + "",
"");
}
/**
* This tests calls a Java setter method from JavaScript. It verifies that the setter was called
* properly in two ways: by checking the return value of the getter method, and by checking the
* value of the public field that was set.
*
* @param setter java method that takes an argument, and sets a value
* @param jsValue JavaScript value that is passed to the setter
* @param getter java method that returns the value set by setter
* @param field java field that setter changed
* @param eResult expected result, which should be of some Number type
*/
public void doSetterTest(
String jsValue, String setter, String getter, String field, Object eResult) {
String setMethod = setter + "(" + jsValue + ");";
String getMethod = getter + "();";
String setterResult = "No exception thrown";
Double getterResult = null;
Double fieldResult = null;
Object expectedResult = null;
boolean eq = false;
try {
eq = eResult.getClass().equals(Class.forName("java.lang.String"));
} catch (ClassNotFoundException e) {
addTestCase(setMethod + " driver error.", "very", "bad", file.exception);
}
if (eq) {
try {
global.eval(setMethod);
} catch (Exception e) {
setterResult = EXCEPTION;
file.exception = e.toString();
e.printStackTrace();
} finally {
addTestCase(
setMethod + " should throw a JSException", EXCEPTION, setterResult, file.exception);
}
} else {
try {
// From JavaScript, call the setter
global.eval(setMethod);
// From JavaScript, call the getter
getterResult = (Double) global.eval(getMethod);
// From JavaSript, access the field
fieldResult = (Double) global.eval(field);
} catch (Exception e) {
e.printStackTrace();
file.exception = e.toString();
} finally {
addTestCase(
"[value: "
+ getterResult
+ "; expected: "
+ expectedResult
+ "] "
+ setMethod
+ getMethod
+ "( "
+ expectedResult
+ ").equals("
+ getterResult
+ ")",
"true",
expectedResult.equals(getterResult) + "",
file.exception);
addTestCase(
"[value: "
+ fieldResult
+ "; expected: "
+ expectedResult
+ "] "
+ setMethod
+ field
+ "; ("
+ expectedResult
+ ").equals("
+ fieldResult
+ ")",
"true",
expectedResult.equals(fieldResult) + "",
file.exception);
}
}
}
