...

lib/biz/spreadsheet/sheet_export_csv_test.v

@@ -0,0 +1,80 @@
+module spreadsheet
+
+fn test_sheet_export_csv() {
+	// Create a test sheet
+	mut sheet := sheet_new(name: 'test_sheet', nrcol: 12)!
+	
+	// Add some test rows with data
+	mut row1 := sheet.row_new(
+		name: 'row1',
+		descr: 'First test row',
+		tags: 'test,row,first'
+	)!
+	
+	mut row2 := sheet.row_new(
+		name: 'row2',
+		descr: 'Second test row with | pipe character',
+		tags: 'test,row,second'
+	)!
+	
+	// Set some cell values
+	row1.cells[0].val = 10.5
+	row1.cells[0].empty = false
+	row1.cells[1].val = 20.75
+	row1.cells[1].empty = false
+	row1.cells[2].val = 1500
+	row1.cells[2].empty = false
+	row1.cells[3].val = 0.0
+	row1.cells[3].empty = false
+	
+	row2.cells[0].val = 5.25
+	row2.cells[0].empty = false
+	row2.cells[1].val = 0.0
+	row2.cells[1].empty = false
+	row2.cells[2].val = 2500
+	row2.cells[2].empty = false
+	row2.cells[3].val = 3.333
+	row2.cells[3].empty = false
+	
+	// Test default export with pipe separator
+	csv_output := sheet.export_csv(path: '')!
+	lines := csv_output.split('\n')
+	
+	// Verify header line
+	assert lines.len > 0
+	assert lines[0].starts_with('Name|Description|AggregateType|Tags|Subgroup|')
+	
+	// Verify data lines
+	assert lines.len >= 3 // Header + 2 data rows
+	assert lines[1].starts_with('row1|First test row|sum|test,row,first|')
+	
+	// Check for the cell values in the output
+	assert lines[1].contains('|10.5|')
+	assert lines[1].contains('|20.75|')
+	assert lines[1].contains('|1500|')
+	
+	// Test with custom separator and include_empty option
+	csv_output2 := sheet.export_csv(
+		path: '',
+		separator: ',',
+		include_empty: true
+	)!
+	lines2 := csv_output2.split('\n')
+	
+	// Verify that empty cells are included as '0'
+	assert lines2[1].contains('0')
+	
+	// When using comma separator, the comma in tags should be quoted, not the pipe character
+	assert lines2[2].contains('Second test row with | pipe character')
+	assert lines2[2].contains('"test,row,second"')
+	
+	// Test with different separator
+	csv_output3 := sheet.export_csv(
+		path: '',
+		separator: ';'
+	)!
+	lines3 := csv_output3.split('\n')
+	
+	// Verify separator is used correctly
+	assert lines3[0].starts_with('Name;Description;AggregateType;Tags;Subgroup;')
+}