test: add DefaultRowSetTest

Signed-off-by: Rivaldi <[email protected]>

Author: cbot59

spring-batch-excel/src/test/java/org/springframework/batch/extensions/excel/support/rowset/DefaultRowSetTest.java

@@ -0,0 +1,51 @@
+package org.springframework.batch.extensions.excel.support.rowset;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mockito;
+import org.springframework.batch.extensions.excel.MockSheet;
+import org.springframework.batch.extensions.excel.Sheet;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Properties;
+
+import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.BDDMockito.given;
+
+class DefaultRowSetTest {
+
+	private DefaultRowSet rowSet;
+
+	@BeforeEach
+	void setUp() {
+		rowSet = new DefaultRowSet(new MockSheet(
+				"Sheet1",
+				Arrays.asList("col1a,col1b,col1c".split(","), "col2a,col2b,col2c".split(","), "col3a,col3b,col3c".split(","))
+		), new RowSetMetaData() {
+			@Override
+			public String[] getColumnNames() {
+				return new String[]{ "cola", "colb"};
+			}
+
+			@Override
+			public String getSheetName() {
+				return "Sheet1";
+			}
+		});
+	}
+
+	@Test
+	void shouldReturnPropsSizeEqualsToMetadataColumns() {
+		rowSet.next();
+		var properties = rowSet.getProperties();
+
+		assertThat(properties.size()).isEqualTo(2);
+		assertThat(properties.getProperty("cola")).isEqualTo("col1a");
+		assertThat(properties.getProperty("colb")).isEqualTo("col1b");
+		assertThat(properties.getProperty("colc")).isNull();
+	}
+}