private ArrayList<Object> gatherParamsFromAllMethodsFrom(Class<?> sourceClass) {
ArrayList<Object> result = new ArrayList<Object>();
Method[] methods = sourceClass.getDeclaredMethods();
for (Method method : methods) {
if (method.getName().startsWith("provide")) {
if (!Modifier.isStatic(method.getModifiers()))
throw new RuntimeException(
"Parameters source method "
+ method.getName()
+ " is not declared as static. Modify it to a static method.");
try {
result.addAll(Arrays.asList(processParamsIfSingle((Object[]) method.invoke(null))));
} catch (Exception e) {
throw new RuntimeException(
"Cannot invoke parameters source method: " + method.getName(), e);
}
}
}
return result;
}
private Object[] invokeParamsProvidingMethod(Class<?> testClass, Method provideMethod) {
try {
Object testObject = testClass.newInstance();
provideMethod.setAccessible(true);
Object[] params = (Object[]) provideMethod.invoke(testObject);
return processParamsIfSingle(params);
} catch (Exception e) {
throw new RuntimeException(
"Could not invoke method: "
+ provideMethod.getName()
+ " defined in class "
+ testClass
+ " so no params were used.",
e);
}
}