Mockito test for creating skill record CSV

Author: pieperm

server/src/test/java/com/objectcomputing/checkins/services/skill_record/SkillRecordServicesImplTest.java

@@ -0,0 +1,80 @@
+package com.objectcomputing.checkins.services.skill_record;
+
+import io.micronaut.test.extensions.junit5.annotation.MicronautTest;
+import org.apache.commons.csv.CSVFormat;
+import org.apache.commons.csv.CSVParser;
+import org.apache.commons.csv.CSVRecord;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.Reader;
+import java.util.Collections;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.Mockito.*;
+
+@MicronautTest
+@TestInstance(TestInstance.Lifecycle.PER_CLASS)
+class SkillRecordServicesImplTest {
+
+    @Mock
+    private SkillRecordRepository skillRecordRepository;
+
+    @InjectMocks
+    private SkillRecordServicesImpl skillRecordServices;
+
+    @BeforeAll
+    void initMocks() {
+        MockitoAnnotations.openMocks(this);
+    }
+
+    @BeforeEach
+    void resetMocks() {
+        Mockito.reset(skillRecordRepository);
+    }
+
+    @Test
+    void testFileGeneration() throws IOException {
+        SkillRecord record1 = new SkillRecord();
+        record1.setName("Java");
+        record1.setDescription("Various technical skills");
+        record1.setExtraneous(true);
+        record1.setPending(true);
+        record1.setCategoryName("Languages, Libraries, and Frameworks");
+
+        when(skillRecordRepository.findAll()).thenReturn(Collections.singletonList(record1));
+
+        File file = skillRecordServices.generateFile();
+        assertNotNull(file);
+
+        Reader fileReader = new FileReader(file);
+
+        String[] headers = { "name", "description", "extraneous", "pending", "category_name" };
+        CSVFormat csvFormat = CSVFormat.DEFAULT
+                .withHeader(headers)
+                .withQuote('"')
+                .withSkipHeaderRecord();
+
+        CSVParser parser = csvFormat.parse(fileReader);
+        List<CSVRecord> records = parser.getRecords();
+
+        assertEquals(1, records.size());
+        CSVRecord csvRecord = records.get(0);
+        assertEquals(record1.getName(), csvRecord.get("name"));
+        assertEquals(record1.getDescription(), csvRecord.get("description"));
+        assertEquals(record1.isExtraneous(), Boolean.valueOf(csvRecord.get("extraneous")));
+        assertEquals(record1.isPending(), Boolean.valueOf(csvRecord.get("pending")));
+        assertEquals(record1.getCategoryName(), csvRecord.get("category_name"));
+    }
+
+}