Fix whitespace issues

Author: alex-setyawan

src/main/java/seedu/address/model/person/AddressDiagnosisStatusPredicate.java

@@ -57,13 +57,15 @@ public boolean equals(Object other) {
         AddressDiagnosisStatusPredicate otherAddressAndStatusPredicate =
                 (AddressDiagnosisStatusPredicate) other;
         return address.equals(otherAddressAndStatusPredicate.address)
+                && disease.equals(otherAddressAndStatusPredicate.disease)
                 && status.equals(otherAddressAndStatusPredicate.status);
     }
 
     @Override
     public String toString() {
         return new ToStringBuilder(this)
                 .add("address", address)
+                .add("disease", disease)
                 .add("status", status)
                 .toString();
     }

src/test/java/seedu/address/model/person/AddressDiagnosisStatusPredicateTest.java

@@ -1,2 +1,100 @@
-package seedu.address.model.person;public class AddressDiagnosisStatusPredicateTest {
+package seedu.address.model.person; 
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+
+import seedu.address.testutil.PersonBuilder;
+
+public class AddressDiagnosisStatusPredicateTest {
+
+    @Test
+    public void equals() {
+        String rightAddress = "Blk 123, Yishun Avenue 4, Singapore 567890";
+        String rightDisease = "dengue";
+        String rightStatus = "UNWELL";
+        AddressDiagnosisStatusPredicate predicate =
+                new AddressDiagnosisStatusPredicate(rightAddress, rightDisease, rightStatus);
+
+        // same object -> returns true
+        assertTrue(predicate.equals(predicate));
+
+        // same values -> returns true
+        AddressDiagnosisStatusPredicate predicateCopy =
+                new AddressDiagnosisStatusPredicate(rightAddress, rightDisease, rightStatus);
+        assertTrue(predicate.equals(predicateCopy));
+
+        // different types -> returns false
+        assertFalse(predicate.equals(1));
+
+        // null -> returns false
+        assertFalse(predicate.equals(null));
+
+        // different address -> returns false
+        AddressDiagnosisStatusPredicate wrongPredicate = new AddressDiagnosisStatusPredicate(
+                "Blk 321, Yishun Avenue 4, Singapore 987650", rightDisease, rightStatus);
+        assertFalse(predicate.equals(wrongPredicate));
+
+        // different disease -> returns false
+        wrongPredicate = new AddressDiagnosisStatusPredicate(rightAddress, "swine flu", rightStatus);
+        assertFalse(predicate.equals(wrongPredicate));
+
+        // different status -> returns false
+        wrongPredicate = new AddressDiagnosisStatusPredicate(rightAddress, rightDisease, "PENDING");
+        assertFalse(predicate.equals(wrongPredicate));
+    }
+
+    @Test
+    public void test_containsKeywords_returnsTrue() {
+        String address = "Blk 123, Yishun Avenue 4, Singapore 567890";
+        String disease = "dengue fever";
+        String status = "UNWELL";
+
+        // total address and disease match
+        AddressDiagnosisStatusPredicate predicate =
+                new AddressDiagnosisStatusPredicate(address, disease, status);
+        Person person = new PersonBuilder().withAddress(address).withStatus(status).withDiagnosis(disease).build();
+        assertTrue(predicate.test(person));
+
+        // partial address match, total disease match
+        predicate = new AddressDiagnosisStatusPredicate("Yishun Avenue", disease, status);
+        assertTrue(predicate.test(person));
+
+        // total address match, partial disease match
+        predicate = new AddressDiagnosisStatusPredicate(address, "dengue", status);
+        assertTrue(predicate.test(person));
+    }
+
+    @Test
+    public void test_doesNotContainKeywords_returnsFalse() {
+        String address = "Blk 123, Yishun Avenue 4, Singapore 567890";
+        String disease = "dengue fever";
+        String status = "UNWELL";
+        Person person = new PersonBuilder().withAddress(address).withStatus(status).withDiagnosis(disease).build();
+
+        // Non-matching address
+        AddressDiagnosisStatusPredicate predicate = new AddressDiagnosisStatusPredicate(
+                "Blk 10, Sengkang Drive 4, Singapore 192847", disease, status);
+        assertFalse(predicate.test(person));
+
+        // Non-matching disease
+        predicate = new AddressDiagnosisStatusPredicate(address, "swine flu", status);
+        assertFalse(predicate.test(person));
+    }
+
+    @Test
+    public void toStringMethod() {
+        String address = "Blk 123, Yishun Avenue 4, Singapore 567890";
+        String disease = "dengue";
+        String status = "UNWELL";
+        AddressDiagnosisStatusPredicate predicate = new AddressDiagnosisStatusPredicate(address, disease, status);
+
+        String expected = AddressDiagnosisStatusPredicate.class.getCanonicalName()
+                + "{address=" + address + ", "
+                + "disease=" + disease + ", "
+                + "status=" + status + "}";
+        assertEquals(expected, predicate.toString());
+    }
 }