1 files changed, 119 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-sdc-logging-lib/openecomp-sdc-logging-api/src/test/java/org/openecomp/sdc/logging/servlet/HttpHeaderTest.java b/openecomp-be/lib/openecomp-sdc-logging-lib/openecomp-sdc-logging-api/src/test/java/org/openecomp/sdc/logging/servlet/HttpHeaderTest.java
new file mode 100644
index 0000000000..5cbd0c0d76
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-logging-lib/openecomp-sdc-logging-api/src/test/java/org/openecomp/sdc/logging/servlet/HttpHeaderTest.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright © 2016-2018 European Support Limited
+ *
+ * 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 org.openecomp.sdc.logging.servlet;
+
+import static junit.framework.TestCase.assertTrue;
+import static org.junit.Assert.assertFalse;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.function.Function;
+import java.util.function.Supplier;
+import org.junit.Test;
+
+/**
+ * Unit tests multiple-option headers.
+ *
+ * @author evitaliy
+ * @since 31 Jul 2018
+ */
+public class HttpHeaderTest {
+
+    private static final Supplier<? extends Throwable> VALUE_EXPECTED = () -> new AssertionError("Value expected");
+    private static final Function<String, String> NULL_WHEN_NAME_NOT_B = k -> "B".equals(k) ? "Value" : null;
+
+    @Test(expected = NullPointerException.class)
+    public void throwExceptionWhenInputArrayNull() {
+        new HttpHeader((String[]) null);
+    }
+
+    @Test(expected = NullPointerException.class)
+    public void throwExceptionWhenInputListNull() {
+        new HttpHeader((List<String>) null);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void throwExceptionWhenInputArrayEmpty() {
+        new HttpHeader(new String[0]);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void throwExceptionWhenInputListEmpty() {
+        new HttpHeader(Collections.emptyList());
+    }
+
+    @Test
+    public void valueNotReturnedWhenNameInArrayNotRequested() {
+        HttpHeader header = new HttpHeader(new String[] {"A"});
+        assertFalse(header.getAny(NULL_WHEN_NAME_NOT_B).isPresent());
+    }
+
+    @Test
+    public void valueNotReturnedWhenNameInListNotRequested() {
+        HttpHeader header = new HttpHeader(Collections.singletonList("A"));
+        assertFalse(header.getAny(NULL_WHEN_NAME_NOT_B).isPresent());
+    }
+
+    @Test
+    public void valueReturnedWhenSinglePossibleHeaderInArrayMatches() {
+        HttpHeader header = new HttpHeader(new String[] {"B"});
+        assertTrue(header.getAny(NULL_WHEN_NAME_NOT_B).isPresent());
+    }
+
+    @Test
+    public void valueReturnedWhenSinglePossibleHeaderInListMatches() {
+        HttpHeader header = new HttpHeader(Collections.singletonList("B"));
+        assertTrue(header.getAny(NULL_WHEN_NAME_NOT_B).isPresent());
+    }
+
+    @Test
+    public void valueReturnedWhenLastHeaderInArrayMatches() throws Throwable {
+        HttpHeader header = new HttpHeader(new String[] {"A", "B"});
+        header.getAny(NULL_WHEN_NAME_NOT_B).orElseThrow(VALUE_EXPECTED);
+    }
+
+    @Test
+    public void valueReturnedWhenLastHeaderInListMatches() throws Throwable {
+        HttpHeader header = new HttpHeader(Arrays.asList("A", "B"));
+        header.getAny(NULL_WHEN_NAME_NOT_B).orElseThrow(VALUE_EXPECTED);
+    }
+
+    @Test
+    public void valueReturnedWhenFirstHeaderInArrayMatches() throws Throwable {
+        HttpHeader header = new HttpHeader(new String[] {"B", "A"});
+        header.getAny(NULL_WHEN_NAME_NOT_B).orElseThrow(VALUE_EXPECTED);
+    }
+
+    @Test
+    public void valueReturnedWhenFirstHeaderInListMatches() throws Throwable {
+        HttpHeader header = new HttpHeader(Arrays.asList("B", "A"));
+        header.getAny(NULL_WHEN_NAME_NOT_B).orElseThrow(VALUE_EXPECTED);
+    }
+
+    @Test
+    public void valueReturnedWhenMiddleHeaderInArrayMatches() throws Throwable {
+        HttpHeader header = new HttpHeader(new String[] {"A", "B", "C"});
+        header.getAny(NULL_WHEN_NAME_NOT_B).orElseThrow(VALUE_EXPECTED);
+    }
+
+    @Test
+    public void valueReturnedWhenMiddleHeaderInListMatches() throws Throwable {
+        HttpHeader header = new HttpHeader(Arrays.asList("A", "B", "C"));
+        header.getAny(NULL_WHEN_NAME_NOT_B).orElseThrow(VALUE_EXPECTED);
+    }
+}
+\ No newline at end of file