private void givenRequestBody(String user, String pass) {
expectedUser = user;
expectedPass = pass;
String body = String.format("user=%s&pass=%s", user, pass);
Mockito.when(mockRequestContext.getRequestBody())
.thenReturn(new ByteArrayInputStream(body.getBytes(StandardCharsets.UTF_8)));
}
private void givenUserLogIn() {
Mockito.when(mockRequestContext.getPrincipal()).thenReturn("username");
}