diff --git a/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/CategoryImporterTest.java b/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/CategoryImporterTest.java
index 43b13a2a92d991954676008c478f30a736bc4a81..a74193d787eef78e136df263c388bbbd8b19def4 100644
--- a/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/CategoryImporterTest.java
+++ b/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/CategoryImporterTest.java
@@ -92,18 +92,4 @@ class CategoryImporterTest
 		assertThat(resultItem).isEqualTo(expected);
 		assertThat(category).hasFieldOrPropertyWithValue("ID", 3);
 	}
-
-	@Test
-	void test_importCategories_errorIsCollected()
-	{
-		final Category category = new Category("Category1", "#ff0000", CategoryType.CUSTOM);
-
-		final CategoryImporter importer = new CategoryImporter(categoryRepository);
-		final ImportResultItem resultItem = importer.importItems(List.of(category));
-
-		assertThat(resultItem.getNumberOfImportedItems())
-				.isZero();
-		assertThat(resultItem.getCollectedErrorMessages())
-				.hasSize(1);
-	}
 }
\ No newline at end of file
diff --git a/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/ChartImporterTest.java b/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/ChartImporterTest.java
index 0b690815d36193f57f59adce4fb4dee314158f4f..c2d5eb9b73dd9ee7834b0bba88798a5ac65e25f4 100644
--- a/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/ChartImporterTest.java
+++ b/src/test/java/de/deadlocker8/budgetmaster/unit/database/importer/ChartImporterTest.java
@@ -1,9 +1,12 @@
 package de.deadlocker8.budgetmaster.unit.database.importer;
 
 import de.deadlocker8.budgetmaster.Main;
+import de.deadlocker8.budgetmaster.categories.Category;
+import de.deadlocker8.budgetmaster.categories.CategoryType;
 import de.deadlocker8.budgetmaster.charts.Chart;
 import de.deadlocker8.budgetmaster.charts.ChartService;
 import de.deadlocker8.budgetmaster.charts.ChartType;
+import de.deadlocker8.budgetmaster.database.importer.CategoryImporter;
 import de.deadlocker8.budgetmaster.database.importer.ChartImporter;
 import de.deadlocker8.budgetmaster.database.importer.ImageImporter;
 import de.deadlocker8.budgetmaster.images.Image;
@@ -13,6 +16,7 @@ import de.deadlocker8.budgetmaster.services.EntityType;
 import de.deadlocker8.budgetmaster.services.ImportResultItem;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
 import org.springframework.boot.test.context.SpringBootTest;
@@ -30,6 +34,9 @@ class ChartImporterTest
 	@Autowired
 	private ChartService chartService;
 
+	@Mock
+	private ChartService mockedChartService;
+
 	@Test
 	void test_importCharts()
 	{
@@ -48,4 +55,23 @@ class ChartImporterTest
 
 		assertThat(chart).hasFieldOrPropertyWithValue("ID", chartService.getRepository().findAll().size());
 	}
+
+	@Test
+	void test_import_errorIsCollected()
+	{
+		final Chart chart = new Chart();
+		chart.setID(9);
+		chart.setName("The best chart");
+		chart.setType(ChartType.CUSTOM);
+		chart.setVersion(7);
+		chart.setScript("/* This list will be dynamically filled with all the transactions between\r\n* the start and and date you select on the \"Show Chart\" page\r\n* and filtered according to your specified filter.\r\n* An example entry for this list and tutorial about how to create custom charts ca be found in the BudgetMaster wiki:\r\n* https://github.com/deadlocker8/BudgetMaster/wiki/How-to-create-custom-charts\r\n*/\r\nvar transactionData \u003d [];\r\n\r\n// Prepare your chart settings here (mandatory)\r\nvar plotlyData \u003d [{\r\n    x: [],\r\n    y: [],\r\n    type: \u0027bar\u0027\r\n}];\r\n\r\n// Add your Plotly layout settings here (optional)\r\nvar plotlyLayout \u003d {};\r\n\r\n// Add your Plotly configuration settings here (optional)\r\nvar plotlyConfig \u003d {\r\n    showSendToCloud: false,\r\n    displaylogo: false,\r\n    showLink: false,\r\n    responsive: true\r\n};\r\n\r\n// Don\u0027t touch this line\r\nPlotly.newPlot(\"containerID\", plotlyData, plotlyLayout, plotlyConfig);\r\n");
+
+		final ChartImporter importer = new ChartImporter(mockedChartService);
+		final ImportResultItem resultItem = importer.importItems(List.of(chart));
+
+		assertThat(resultItem.getNumberOfImportedItems())
+				.isZero();
+		assertThat(resultItem.getCollectedErrorMessages())
+				.hasSize(1);
+	}
 }
\ No newline at end of file