tests: add more tests

src/main/java/bugs/stackoverflow/belisarius/filters/TextRemovedFilter.java

@@ -25,9 +25,9 @@ public boolean isHit() {
         String original = "";
         String target = "";
 
-        if (this.post.getBody() != null && this.post.getLastBody() != null) {
-            original = this.post.getLastBody();
-            target = this.post.getBody();
+        if (post.getBody() != null && post.getLastBody() != null) {
+            original = post.getLastBody();
+            target = post.getBody();
         }
 
         this.score = CheckUtils.getJaroWinklerScore(original, target, percentage);

src/test/java/bugs/stackoverflow/belisarius/filters/TextRemovedFilterTest.Java

@@ -0,0 +1,58 @@
+package bugs.stackoverflow.belisarius.filters;
+
+import java.io.IOException;
+
+import bugs.stackoverflow.belisarius.models.Post;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class RepeatedWordFilterTest {
+    @Test
+    public void hitTest() throws IOException {
+        Post post1 = FilterTestUtils.getSamplePost(
+            "<p>This is a normal edit to my question</p>",
+            "<p>This is my question</p>",
+            "title",
+            null,
+            "added some important info",
+            "question"
+        );
+
+        // https://higgs.sobotics.org/Hippo/report/84303
+        Post post2 = FilterTestUtils.getSamplePost(
+            "This text has nothing to do with the above one.",
+            "Lorem ipsum dolor sit amet, consectetur adipiscing elit, "
+                + "sed do eiusmod tempor incididunt ut labore et dolore magna "
+                + "aliqua. Ut enim ad minim veniam, quis nostrud exercitation "
+                + "ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis "
+                + "aute irure dolor in reprehenderit in voluptate velit esse cillum "
+                + "dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat "
+                + "non proident, sunt in culpa qui officia deserunt mollit anim id "
+                + "est laborum.",
+            "Does this code work?",
+            null,
+            "deleted 169 characters in body",
+            "answer"
+        );
+
+        Post post3 = FilterTestUtils.getSamplePost(
+            "I removed my question",
+            "<p>" + "This is a valid question no doubt. ".repeat(100) + "</p>",
+            "How can I do this?",
+            null,
+            "deleted my question",
+            "question"
+        );
+
+
+        assertEquals(new TextRemovedFilter(0, post1).isHit(), false);
+        assertEquals(new TextRemovedFilter(0, post2).isHit(), true);
+
+        TextRemovedFilter filter3 = new TextRemovedFilter(0, post3);
+        assertEquals(filter3.isHit(), true);
+        // total weight is always 1.0
+        assertEquals(filter3.getTotalScore(), 1.0);
+    }
+}

src/test/java/bugs/stackoverflow/belisarius/filters/VeryLongWordFilterTest.java

@@ -0,0 +1,61 @@
+package bugs.stackoverflow.belisarius.filters;
+
+import java.io.IOException;
+
+import bugs.stackoverflow.belisarius.models.Post;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class VeryLongWordFilterTest {
+    @Test
+    public void hitTest() throws IOException {
+        Post post1 = FilterTestUtils.getSamplePost(
+            "<p>This is my answerwithaveryveryveryveryverylongwordthatwillbecaught</p>",
+            "<p>This is my answer</p>",
+            "title",
+            null,
+            "added some important info",
+            "answer"
+        );
+
+        // very long word already existed
+        Post post2 = FilterTestUtils.getSamplePost(
+            "this is my question thisisaveryverylongwordwhichismorethanfiftycharacters",
+            "thisisaveryverylongwordwhichismorethanfiftycharacters this is my question",
+            "Does this code work?",
+            null,
+            "deleted some characters in body",
+            "question"
+        );
+
+        Post post3 = FilterTestUtils.getSamplePost(
+            "<p>This is my question and thisisnotalongword.</p>",
+            "<p>This is my question</p>",
+            "How can I do this?",
+            null,
+            "deleted my question",
+            "question"
+        );
+
+        // very long word inside HTML tag
+        Post post4 = FilterTestUtils.getSamplePost(
+            "<p>This is my question and <code>thisisaveryverylongwordwhichismorethanfiftycharacters</code>.</p>",
+            "<p>This is my question</p>",
+            "How can I do this?",
+            null,
+            "deleted my question",
+            "question"
+        );
+
+        assertEquals(new VeryLongWordFilter(0, post2).isHit(), false);
+        assertEquals(new VeryLongWordFilter(0, post3).isHit(), false);
+        assertEquals(new VeryLongWordFilter(0, post4).isHit(), false);
+
+        VeryLongWordFilter filter1 = new VeryLongWordFilter(0, post1);
+        assertEquals(filter1.isHit(), true);
+        // total weight is always 1.0
+        assertEquals(filter1.getTotalScore(), 1.0);
+    }
+}