tests: add pure unit-test for sqlite-exception, p.s. this one is more…

… like to improve unit-test converage percent

okdownload-breakpoint-sqlite/src/test/java/com/liulishuo/okdownload/core/exception/SQLiteExceptionTest.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2018 LingoChamp Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.liulishuo.okdownload.core.exception;
+
+import org.junit.Test;
+
+import static org.assertj.core.api.Java6Assertions.assertThat;
+
+public class SQLiteExceptionTest {
+
+    @Test
+    public void constructor() {
+        final SQLiteException exception = new SQLiteException("message");
+        assertThat(exception.getMessage()).isEqualTo("message");
+    }
+}