format: fix identation and alignment property mismatch

Fix issue where a horizontal alignment format was ignored if the
indentation was also set.

test/functional/src/test_format24.c

@@ -0,0 +1,37 @@
+/*****************************************************************************
+ * Test cases for libxlsxwriter.
+ *
+ * Test to compare output against Excel files.
+ *
+ * Copyright 2014-2024, John McNamara, jmcnamara@cpan.org
+ *
+ */
+
+#include "xlsxwriter.h"
+
+int main() {
+
+    lxw_workbook  *workbook  = workbook_new("test_format24.xlsx");
+    lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
+
+    lxw_format *format1 = workbook_add_format(workbook);
+
+    /*
+        'rotation': 270,
+        'indent': 1,
+        'align': "center",
+        'valign': "top"
+    */
+
+
+    format_set_rotation(format1, 270);
+    format_set_indent(format1, 1);
+    format_set_align(format1, LXW_ALIGN_CENTER);
+    format_set_align(format1, LXW_ALIGN_VERTICAL_TOP);
+
+    worksheet_set_row(worksheet, 0, 75, NULL);
+
+    worksheet_write_string(worksheet, 0, 0, "ABCD", format1);
+
+    return workbook_close(workbook);
+}

test/functional/test_formatting.py

@@ -49,6 +49,9 @@ class TestCompareXLSXFiles(base_test_class.XLSXBaseTest):
     def test_format18(self):
         self.run_exe_test('test_format18')
 
+    def test_format24(self):
+        self.run_exe_test('test_format24')
+
     def test_format50(self):
         self.run_exe_test('test_format50')