diff --git a/apache-poi/src/main/resources/ExcelCellFormatterTest.xlsx b/apache-poi/src/main/resources/ExcelCellFormatterTest.xlsx
new file mode 100644
index 0000000000..54e8734d58
Binary files /dev/null and b/apache-poi/src/main/resources/ExcelCellFormatterTest.xlsx differ
diff --git a/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterIntegrationTest.java b/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterIntegrationTest.java
deleted file mode 100644
index 889ee1b527..0000000000
--- a/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterIntegrationTest.java
+++ /dev/null
@@ -1,128 +0,0 @@
-package com.baeldung.poi.excel;
-
-import static org.junit.Assert.assertEquals;
-
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-
-import org.apache.poi.ss.usermodel.Cell;
-import org.apache.poi.ss.usermodel.CellStyle;
-import org.apache.poi.ss.usermodel.DataFormat;
-import org.apache.poi.ss.usermodel.Row;
-import org.apache.poi.ss.usermodel.Sheet;
-import org.apache.poi.ss.usermodel.Workbook;
-import org.apache.poi.xssf.usermodel.XSSFWorkbook;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-
-public class ExcelCellFormatterIntegrationTest {
-    private static int STRING_CELL_INDEX = 0;
-    private static int BOOLEAN_CELL_INDEX = 1;
-    private static int RAW_NUMERIC_CELL_INDEX = 2;
-    private static int FORMATTED_NUMERIC_CELL_INDEX = 3;
-    private static int FORMULA_CELL_INDEX = 4;
-
-    private String fileLocation;
-
-    @Before
-    public void generateExcelFile() throws IOException {
-
-        Workbook workbook = new XSSFWorkbook();
-
-        Sheet sheet = workbook.createSheet("Test");
-        Row row = sheet.createRow(0);
-        Cell cell = row.createCell(STRING_CELL_INDEX);
-        cell.setCellValue("String Test"); // STRING cell
-
-        cell = row.createCell(BOOLEAN_CELL_INDEX);
-        cell.setCellValue(true); // BOOLEAN cell
-
-        cell = row.createCell(RAW_NUMERIC_CELL_INDEX);
-        cell.setCellValue(1234.5678); // NUMERIC cell
-
-        cell = row.createCell(FORMATTED_NUMERIC_CELL_INDEX);
-        cell.setCellValue(1234.5678);
-        CellStyle curStyle = workbook.createCellStyle();
-        DataFormat df = workbook.createDataFormat();
-        curStyle.setDataFormat(df.getFormat("$#,##0.00"));
-        cell.setCellStyle(curStyle); // NUMERIC cell with format rule
-
-        cell = row.createCell(FORMULA_CELL_INDEX);
-        cell.setCellFormula("SUM(C1:D1)"); // FORMULA cell
-
-        File tempFile = File.createTempFile("ExcelCellFormatterIntegrationTest", ".xlsx");
-
-        fileLocation = tempFile.getAbsolutePath();
-
-        FileOutputStream outputStream = new FileOutputStream(fileLocation);
-        workbook.write(outputStream);
-        workbook.close();
-        outputStream.close();
-    }
-
-    @Test
-    public void gvieStringCell_whenGetCellStringValue_thenReturnStringValue() throws IOException {
-        Workbook workbook = new XSSFWorkbook(fileLocation);
-        Sheet sheet = workbook.getSheetAt(0);
-        Row row = sheet.getRow(0);
-
-        ExcelCellFormatter formatter = new ExcelCellFormatter();
-        assertEquals("String Test", formatter.getCellStringValue(row.getCell(STRING_CELL_INDEX)));
-        workbook.close();
-    }
-
-    @Test
-    public void gvieBooleanCell_whenGetCellStringValue_thenReturnBooleanStringValue() throws IOException {
-        Workbook workbook = new XSSFWorkbook(fileLocation);
-        Sheet sheet = workbook.getSheetAt(0);
-        Row row = sheet.getRow(0);
-
-        ExcelCellFormatter formatter = new ExcelCellFormatter();
-        assertEquals("TRUE", formatter.getCellStringValue(row.getCell(BOOLEAN_CELL_INDEX)));
-        workbook.close();
-    }
-
-    @Test
-    public void gvieNumericCell_whenGetCellStringValue_thenReturnNumericStringValue() throws IOException {
-        Workbook workbook = new XSSFWorkbook(fileLocation);
-        Sheet sheet = workbook.getSheetAt(0);
-        Row row = sheet.getRow(0);
-
-        ExcelCellFormatter formatter = new ExcelCellFormatter();
-        assertEquals("1234.5678", formatter.getCellStringValue(row.getCell(RAW_NUMERIC_CELL_INDEX)));
-        assertEquals("$1,234.57", formatter.getCellStringValue(row.getCell(FORMATTED_NUMERIC_CELL_INDEX)));
-        workbook.close();
-    }
-
-    @Test
-    public void gvieFormualCell_whenGetCellStringValue_thenReturnOriginalFormulaString() throws IOException {
-        Workbook workbook = new XSSFWorkbook(fileLocation);
-        Sheet sheet = workbook.getSheetAt(0);
-        Row row = sheet.getRow(0);
-
-        ExcelCellFormatter formatter = new ExcelCellFormatter();
-        assertEquals("SUM(C1:D1)", formatter.getCellStringValue(row.getCell(FORMULA_CELL_INDEX)));
-        workbook.close();
-    }
-
-    @Test
-    public void gvieFormualCell_whenGetCellStringValueForFormula_thenReturnOriginalFormulatring() throws IOException {
-        Workbook workbook = new XSSFWorkbook(fileLocation);
-        Sheet sheet = workbook.getSheetAt(0);
-        Row row = sheet.getRow(0);
-
-        ExcelCellFormatter formatter = new ExcelCellFormatter();
-        assertEquals("2469.1356", formatter.getCellStringValueWithFormula(row.getCell(FORMULA_CELL_INDEX), workbook));
-        workbook.close();
-    }
-
-    @After
-    public void cleanup() {
-        File testFile = new File(fileLocation);
-        if (testFile.exists()) {
-            testFile.deleteOnExit();
-        }
-    }
-}
\ No newline at end of file
diff --git a/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterUnitTest.java b/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterUnitTest.java
new file mode 100644
index 0000000000..adedf951d6
--- /dev/null
+++ b/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterUnitTest.java
@@ -0,0 +1,87 @@
+package com.baeldung.poi.excel;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+import java.net.URISyntaxException;
+import java.nio.file.Paths;
+
+import org.apache.poi.ss.usermodel.Row;
+import org.apache.poi.ss.usermodel.Sheet;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
+import org.junit.Before;
+import org.junit.Test;
+
+public class ExcelCellFormatterUnitTest {
+    private static final String FILE_NAME = "ExcelCellFormatterTest.xlsx";
+    private static final int STRING_CELL_INDEX = 0;
+    private static final int BOOLEAN_CELL_INDEX = 1;
+    private static final int RAW_NUMERIC_CELL_INDEX = 2;
+    private static final int FORMATTED_NUMERIC_CELL_INDEX = 3;
+    private static final int FORMULA_CELL_INDEX = 4;
+
+    private String fileLocation;
+
+    @Before
+    public void setup() throws IOException, URISyntaxException {
+            fileLocation = Paths.get(ClassLoader.getSystemResource(FILE_NAME).toURI()).toString();
+    }
+
+    @Test
+    public void gvieStringCell_whenGetCellStringValue_thenReturnStringValue() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+        Row row = sheet.getRow(0);
+
+        ExcelCellFormatter formatter = new ExcelCellFormatter();
+        assertEquals("String Test", formatter.getCellStringValue(row.getCell(STRING_CELL_INDEX)));
+        workbook.close();
+    }
+
+    @Test
+    public void gvieBooleanCell_whenGetCellStringValue_thenReturnBooleanStringValue() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+        Row row = sheet.getRow(0);
+
+        ExcelCellFormatter formatter = new ExcelCellFormatter();
+        assertEquals("TRUE", formatter.getCellStringValue(row.getCell(BOOLEAN_CELL_INDEX)));
+        workbook.close();
+    }
+
+    @Test
+    public void gvieNumericCell_whenGetCellStringValue_thenReturnNumericStringValue() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+        Row row = sheet.getRow(0);
+
+        ExcelCellFormatter formatter = new ExcelCellFormatter();
+        assertEquals("1.234", formatter.getCellStringValue(row.getCell(RAW_NUMERIC_CELL_INDEX)));
+        assertEquals("1.23", formatter.getCellStringValue(row.getCell(FORMATTED_NUMERIC_CELL_INDEX)));
+        workbook.close();
+    }
+
+    @Test
+    public void gvieFormualCell_whenGetCellStringValue_thenReturnOriginalFormulaString() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+        Row row = sheet.getRow(0);
+
+        ExcelCellFormatter formatter = new ExcelCellFormatter();
+        assertEquals("SUM(1+2)", formatter.getCellStringValue(row.getCell(FORMULA_CELL_INDEX)));
+        workbook.close();
+    }
+
+    @Test
+    public void gvieFormualCell_whenGetCellStringValueForFormula_thenReturnOriginalFormulatring() throws IOException {
+        Workbook workbook = new XSSFWorkbook(fileLocation);
+        Sheet sheet = workbook.getSheetAt(0);
+        Row row = sheet.getRow(0);
+
+        ExcelCellFormatter formatter = new ExcelCellFormatter();
+        assertEquals("3", formatter.getCellStringValueWithFormula(row.getCell(FORMULA_CELL_INDEX), workbook));
+        workbook.close();
+    }
+
+}
\ No newline at end of file