BAEL-5768 - Coupling in Java (#11) (#12881)

* BAEL-5768 - Coupling in Java (#11) * BAEL-5768 - Coupling in Java
2022-10-18 00:24:12 -03:00
parent b522237512
commit 16c5169c86
16 changed files with 255 additions and 0 deletions
@@ -0,0 +1,38 @@
+package com.baeldung.loose;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+
+class LooselyCouplingUnitTest {
+
+    @Test
+    public void givenMetadataCollector_thenCollectMetadataXMLAndExportCSV() {
+        FetchMetadata metadata = new XMLFetch();
+        ExportMetadata exportMetadata = new CSVExport();
+        MetadataCollector collector = new MetadataCollector(metadata, exportMetadata);
+        collector.collectMetadata();
+        assertTrue(collector.getExportMetadata() instanceof CSVExport);
+        assertTrue(collector.getFetchMetadata() instanceof XMLFetch);
+    }
+
+    @Test
+    public void givenMetadataCollector_thenCollectMetadataUsingJSONAndExportPDF() {
+        FetchMetadata metadata = new JSONFetch();
+        ExportMetadata exportMetadata = new PDFExport();
+        MetadataCollector collector = new MetadataCollector(metadata, exportMetadata);
+        collector.collectMetadata();
+        assertTrue(collector.getExportMetadata() instanceof PDFExport);
+        assertTrue(collector.getFetchMetadata() instanceof JSONFetch);
+    }
+
+    @Test
+    public void givenMetadataCollector_thenCollectMetadataUsingXMLAndExportPDF() {
+        FetchMetadata metadata = new XMLFetch();
+        ExportMetadata exportMetadata = new PDFExport();
+        MetadataCollector collector = new MetadataCollector(metadata, exportMetadata);
+        collector.collectMetadata();
+        assertTrue(collector.getExportMetadata() instanceof PDFExport);
+        assertTrue(collector.getFetchMetadata() instanceof XMLFetch);
+    }
+}
@@ -0,0 +1,22 @@
+package com.baeldung.tight;
+
+import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.mock;
+
+import org.junit.jupiter.api.Test;
+
+class TightlyCouplingUnitTest {
+
+    @Test
+    public void givenMetadataCollector_thenCollectMetadata() {
+        MetadataCollector collector = mock(MetadataCollector.class);
+        doNothing().when(collector)
+            .collectMetadata();
+    }
+
+    @Test
+    public void givenMetadataCollectorWithDifferentInput_thenCollectMetadata() {
+        MetadataCollector collector = new MetadataCollector();
+        collector.collectMetadata(1, 1);
+    }
+}