Add unit test for table structure requirements

redaction-service-v1/redaction-service-server-v1/src/test/java/com/iqser/red/service/redaction/v1/server/segmentation/PdfSegmentationServiceTest.java

@@ -0,0 +1,67 @@
+package com.iqser.red.service.redaction.v1.server.segmentation;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.kie.api.runtime.KieContainer;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import com.iqser.red.service.redaction.v1.server.classification.model.Document;
+import com.iqser.red.service.redaction.v1.server.classification.service.BlockificationService;
+import com.iqser.red.service.redaction.v1.server.tableextraction.model.Table;
+import com.iqser.red.service.redaction.v1.server.tableextraction.service.RulingCleaningService;
+import com.iqser.red.service.redaction.v1.server.tableextraction.service.TableExtractionService;
+
+@SpringBootTest
+@RunWith(SpringRunner.class)
+public class PdfSegmentationServiceTest {
+
+    @Autowired
+    private PdfSegmentationService pdfSegmentationService;
+
+    @Autowired
+    private RulingCleaningService rulingCleaningService;
+
+    @Autowired
+    private TableExtractionService tableExtractionService;
+
+    @Autowired
+    private BlockificationService blockificationService;
+
+    @MockBean
+    private KieContainer kieContainer;
+
+
+    @Test
+    public void testPDFSegmentationWithComplexTable() throws IOException {
+
+        ClassPathResource pdfFileResource = new ClassPathResource("files/Minimal Examples/Spanning Cells.pdf");
+
+        try (PDDocument pdDocument = PDDocument.load(pdfFileResource.getInputStream())) {
+            Document document = pdfSegmentationService.parseDocument(pdDocument);
+            assertThat(document.getParagraphs()
+                    .stream()
+                    .flatMap(paragraph -> paragraph.getTables().stream())
+                    .collect(Collectors.toList())).isNotEmpty();
+            Table table = document.getParagraphs()
+                    .stream()
+                    .flatMap(paragraph -> paragraph.getTables().stream())
+                    .collect(Collectors.toList())
+                    .get(0);
+            assertThat(table.getColCount()).isEqualTo(6);
+            assertThat(table.getRowCount()).isEqualTo(13);
+            assertThat(table.getRows().stream().mapToInt(List::size).sum()).isEqualTo(6 * 13);
+        }
+    }
+
+}