Improve test coverage

Add unit tests to improve test coverage.

Issue-ID: SDC-3428
Change-Id: Ifd9e6eb25fa3ec9f4f93d283277574120edff835
Signed-off-by: xuegao <xue.gao@intl.att.com>

1 files changed, 53 insertions, 0 deletions

diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/test/java/org/openecomp/sdc/validation/util/YamlValidatorUtilTest.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/test/java/org/openecomp/sdc/validation/util/YamlValidatorUtilTest.java
new file mode 100644
index 0000000000..d7f5b08988
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/test/java/org/openecomp/sdc/validation/util/YamlValidatorUtilTest.java
@@ -0,0 +1,53 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.openecomp.sdc.validation.util;
+
+
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+import org.openecomp.sdc.validation.impl.util.YamlValidatorUtil;
+import org.yaml.snakeyaml.error.MarkedYAMLException;
+import org.yaml.snakeyaml.parser.ParserException;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.Mockito.when;
+
+public class YamlValidatorUtilTest {
+    @Test
+    public void testIsEmpty() {
+        MarkedYAMLException markedYamlException = Mockito.mock(MarkedYAMLException.class);
+        when(markedYamlException.getMessage()).thenReturn("test");
+        assertEquals("test", YamlValidatorUtil.getParserExceptionReason(markedYamlException));
+
+        Exception exception = Mockito.mock(Exception.class);
+        when(exception.getCause()).thenReturn(new Exception());
+        assertEquals("general parser error", YamlValidatorUtil.getParserExceptionReason(exception));
+
+        when(markedYamlException.getCause()).thenReturn(new Exception());
+        when(exception.getCause()).thenReturn(markedYamlException);
+        assertEquals("test", YamlValidatorUtil.getParserExceptionReason(exception));
+
+        ParserException parserException = Mockito.mock(ParserException.class);
+        when(parserException.getMessage()).thenReturn("parseException");
+        when(markedYamlException.getCause()).thenReturn(parserException);
+        when(exception.getCause()).thenReturn(markedYamlException);
+        assertEquals("parseException", YamlValidatorUtil.getParserExceptionReason(exception));
+    }
+}