fixed adTaskProfile toXContent bug and added to .gitignore (#447)

Signed-off-by: Amit Galitzky <[email protected]>
(cherry picked from commit b0f6475)

.gitignore

@@ -14,3 +14,4 @@ out/
 .classpath
 .vscode
 bin/
+._.DS_Store

src/main/java/org/opensearch/ad/model/ADTaskProfile.java

@@ -257,7 +257,7 @@ public XContentBuilder toXContent(XContentBuilder builder, Params params) throws
             xContentBuilder.field(ENTITY_TASK_PROFILE_FIELD, entityTaskProfiles.toArray());
         }
         if (latestHCTaskRunTime != null) {
-            xContentBuilder.field(ENTITY_TASK_PROFILE_FIELD, latestHCTaskRunTime);
+            xContentBuilder.field(LATEST_HC_TASK_RUN_TIME_FIELD, latestHCTaskRunTime);
         }
         return xContentBuilder.endObject();
     }

src/test/java/org/opensearch/ad/transport/ADTaskProfileTests.java

@@ -175,4 +175,29 @@ public void testSerializeResponse() throws IOException {
 
         // assertEquals(profile, response2.getNodes().get(0).getAdTaskProfile());
     }
+
+    public void testADTaskProfileParseFullConstructor() throws IOException {
+        ADTaskProfile adTaskProfile = new ADTaskProfile(
+            TestHelpers.randomAdTask(),
+            randomInt(),
+            randomLong(),
+            randomBoolean(),
+            randomInt(),
+            randomLong(),
+            randomAlphaOfLength(5),
+            randomAlphaOfLength(5),
+            randomAlphaOfLength(5),
+            randomInt(),
+            randomBoolean(),
+            randomInt(),
+            randomInt(),
+            randomInt(),
+            ImmutableList.of(randomAlphaOfLength(5)),
+            Instant.now().toEpochMilli()
+        );
+        String adTaskProfileString = TestHelpers
+            .xContentBuilderToString(adTaskProfile.toXContent(TestHelpers.builder(), ToXContent.EMPTY_PARAMS));
+        ADTaskProfile parsedADTaskProfile = ADTaskProfile.parse(TestHelpers.parser(adTaskProfileString));
+        assertEquals(adTaskProfile, parsedADTaskProfile);
+    }
 }