[英]Error:Invalid use of argument matchers! 0 matchers expected, 1 recorded
我正在嘗試為我的方法做測試用例,但出現錯誤了
無效使用參數匹配器! 預計有0個符合條件的記錄,有1個記錄
我不知道問題出在哪里。 我嘗試了許多類似(anyIny(),anyString())的操作,但也無法正常工作。
我該如何處理JsonObject?
此行中的錯誤:verify(mockPreparedStmnt,times(8))。setString(anyInt(),mock.toString());
我還有另一個問題:
如果我的情況下if語句不等於“ ADD”,我該如何處理?
這是我嘗試測試的方法。
public ApprovalManagementBean insertOrUpdateApprovalManagement(String body,
String transactionType) throws IOException,
JsonParseException,
JsonMappingException {
ApprovalManagementBean obj = new ApprovalManagementBean();
List<JSONObject> beanList = new ArrayList<JSONObject>();
JSONArray arr = new JSONArray(body);
JSONObject jsonObjInput;
String body2 = "";
try {
if (transactionType.equals("ADD")) {
int transactionNum = 23;
connection = getConnection();
for (int i = 0; i < arr.length(); i++) {
jsonObjInput = arr.getJSONObject(i);
String query =
"INSERT INTO " + " " + getSchema_Name() + ".XXX_APROVAL_MANAGEMENT(EIT_CODE,TRANSACTION_NUM)\n" +
"VALUES(?,?)";
ps = connection.prepareStatement(query);
ps.setString(1, jsonObjInput.get("eitCode").toString());
ps.setInt(2, transactionNum);
ps.executeUpdate();
}
} else if (transactionType.equals("EDIT")) {
connection = getConnection();
for (int i = 0; i < arr.length(); i++) {
jsonObjInput = arr.getJSONObject(i);
String query =
"UPDATE " + " " + getSchema_Name() + ".XXX_APROVAL_MANAGEMENT AM SET am.enable = ?";
ps = connection.prepareStatement(query);
ps.setString(1,
!jsonObjInput.isNull("enable") ? jsonObjInput.get("enable").toString() :"");
ps.executeUpdate();
}
}
} catch (Exception e) {
//("Error: ");
e.printStackTrace();
} finally {
closeResources(connection, ps, rs);
}
return obj;
}
public int getTransactionApprovalManagementNumber() {
connection = getConnection();
String query =
"SELECT NVL(MAX(TRANSACTION_NUM),0) AS max_transaction_approval FROM " +
" " + getSchema_Name() + ".XXX_APROVAL_MANAGEMENT";
try {
ps = connection.prepareStatement(query);
rs = ps.executeQuery();
while (rs.next()) {
max_transaction = rs.getInt("max_transaction_approval");
}
} catch (Exception e) {
//("Error: ");
e.printStackTrace();
} finally {
closeResources(connection, ps, rs);
}
max_transaction++;
return max_transaction;
}
@Before
public void setUp() throws SQLException {
approvalManagementDAO = new ApprovalManagementDAO();
when(mockConn.prepareStatement(anyString())).thenReturn(mockPreparedStmnt);
doNothing().when(mockConn).commit();
doNothing().when(mockPreparedStmnt).setString(anyInt(), anyString());
when(mockPreparedStmnt.executeQuery()).thenReturn(mockResultSet);
when(mockResultSet.next()).thenReturn(Boolean.TRUE, Boolean.FALSE);
approvalManagementDAO = new ApprovalManagementDAO() {
@Override
public Connection getConnection() {
return mockConn;
}
};
}
@Test
public void insertOrUpdateApprovalManagement() throws IOException,
JsonParseException,
JsonMappingException,
SQLException {
String body = "[]";
String transactionType = "ADD";
JSONObject mock = Mockito.mock(JSONObject.class);
approvalManagementDAO.insertOrUpdateApprovalManagement(body,
transactionType);
verify(mockConn, times(1)).prepareStatement(anyString());
verify(mockPreparedStmnt, times(8)).setString(anyInt(), mock.toString());
// verify(mockPreparedStmnt, times(1)).setInt(anyInt(), anyInt());
verify(mockPreparedStmnt, times(1)).executeUpdate();
}
根據您的原始課程,我刪除了一些內容。
編輯:(我尚未將其與您的第二次編輯進行比較,因此可能不希望您有此想法)
看起來與您的第二次編輯類似,但是在實際情況下,您需要做更多的事情來模仿getTransactionApprovalManagementNumber()的行為。 現在,您用固定編號替換了它。
看一看(我使用了JUnit 5和Mockito 2.27.x):
@ExtendWith(MockitoExtension.class)
class Test {
public static class ApprovalManagementDAO {
public ApprovalManagementBean insertOrUpdateApprovalManagement(JSONArray arr, String transactionType)
throws Exception {
ApprovalManagementBean obj = new ApprovalManagementBean();
JSONObject jsonObjInput;
Connection connection = null;
PreparedStatement ps = null;
ResultSet rs = null;
try {
if (transactionType.equals("ADD")) {
connection = getConnectionFromAppsPro();
for (int i = 0; i < arr.length(); i++) {
jsonObjInput = arr.getJSONObject(i);
String query = "some insert query";
ps = connection.prepareStatement(query);
ps.setString(1, jsonObjInput.get("eitCode").toString());
ps.setString(2, !jsonObjInput.isNull("segementName") ? jsonObjInput.get("segementName").toString() : "");
ps.executeUpdate();
}
} else if (transactionType.equals("EDIT")) {
connection = getConnectionFromAppsPro();
for (int i = 0; i < arr.length(); i++) {
jsonObjInput = arr.getJSONObject(i);
String query = "some update query";
ps = connection.prepareStatement(query);
ps.setString(1, !jsonObjInput.isNull("enable") ? jsonObjInput.get("enable").toString() : "");
ps.executeUpdate();
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
closeResources(connection, ps, rs);
}
return obj;
}
private void closeResources(Connection connection, PreparedStatement ps, ResultSet rs) {
}
Connection getConnectionFromAppsPro() {
return null;
}
}
Connection mockConn;
PreparedStatement mockPreparedStmnt;
ApprovalManagementDAO approvalManagementDAO;
@BeforeEach
public void setUp() throws SQLException {
mockConn = Mockito.mock(Connection.class);
mockPreparedStmnt = Mockito.mock(PreparedStatement.class);
Mockito.when(mockConn.prepareStatement(Mockito.anyString())).thenReturn(mockPreparedStmnt);
approvalManagementDAO = new ApprovalManagementDAO() {
@Override
public Connection getConnectionFromAppsPro() {
return mockConn;
}
};
}
@Test
public void insertOrUpdateApprovalManagement() throws Exception {
String transactionType = "ADD";
JSONObject mockJsonObject = Mockito.mock(JSONObject.class);
Mockito.when(mockJsonObject.get(Mockito.anyString())).thenReturn("");
JSONArray mockJsonArray = Mockito.mock(JSONArray.class);
Mockito.when(mockJsonArray.length()).thenReturn(1);
Mockito.when(mockJsonArray.getJSONObject(0)).thenReturn(mockJsonObject);
approvalManagementDAO.insertOrUpdateApprovalManagement(mockJsonArray, transactionType);
Mockito.verify(mockConn, Mockito.times(1)).prepareStatement(Mockito.anyString());
Mockito.verify(mockPreparedStmnt, Mockito.times(2)).setString(Mockito.anyInt(), Mockito.anyString());
Mockito.verify(mockPreparedStmnt, Mockito.times(1)).executeUpdate();
}
}
如果您不想更改方法簽名,請記住在主體中使用有效的json格式,例如: [{"eitCode": "x", "segementName": "y"}]
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