mirror of
https://github.com/storytold/gridcraft.git
synced 2026-10-29 13:16:50 -06:00
563 lines
28 KiB
Rust
563 lines
28 KiB
Rust
use super::*;
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fn book(rtl: bool, cells: &[(&str, gridcraft_core::Value, gridcraft_model::HAlign)]) -> Workbook {
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let mut wb = Workbook::new();
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let ids: Vec<_> = cells.iter().map(|(_, _, h)| wb.styles.derive(gridcraft_model::StyleId::DEFAULT, |st| st.align.h = *h)).collect();
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let sh = wb.sheet_mut(0).unwrap();
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sh.right_to_left = rtl;
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for ((at, value, _), id) in cells.iter().zip(ids) {
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let c = CellRef::parse(at).unwrap();
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sh.set_value(c, value.clone());
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sh.set_style(c, id);
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}
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wb
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}
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fn copied(wb: &Workbook, range: &str) -> String {
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let r = RangeRef::parse(range).unwrap();
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range_html(wb, 0, r, &crate::display::range_text(wb, 0, r)).unwrap()
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}
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#[cfg(not(target_arch = "wasm32"))]
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#[test]
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fn save_fails_upfront_when_the_temp_name_is_taken() {
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// Another local user who can write the directory must not be able to point the
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// save's predictable temporary name at their own file: creation is exclusive.
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let dir = std::env::temp_dir().join(format!("gridcraft-fs-safety-temp-name-{}", std::process::id()));
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let _ = std::fs::remove_dir_all(&dir);
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std::fs::create_dir_all(&dir).unwrap();
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let victim = dir.join("victim.txt");
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std::fs::write(&victim, b"original").unwrap();
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let dest = dir.join("book.xlsx");
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std::os::unix::fs::symlink(&victim, dir.join("book.xlsx.sctmp")).unwrap();
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let err = write_file(dest.to_str().unwrap(), b"new").unwrap_err();
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assert_eq!(std::fs::read(&victim).unwrap(), b"original");
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assert!(!dir.join("book.xlsx").exists(), "{err}");
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let _ = std::fs::remove_dir_all(&dir);
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}
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#[cfg(not(target_arch = "wasm32"))]
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#[cfg(unix)]
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#[test]
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fn save_keeps_the_destination_access_restrictions() {
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use std::os::unix::fs::PermissionsExt;
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let dir = std::env::temp_dir().join(format!("gridcraft-fs-safety-permissions-{}", std::process::id()));
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let _ = std::fs::remove_dir_all(&dir);
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std::fs::create_dir_all(&dir).unwrap();
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let dest = dir.join("private.xlsx");
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std::fs::write(&dest, b"v1").unwrap();
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std::fs::set_permissions(&dest, std::fs::Permissions::from_mode(0o600)).unwrap();
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write_file(dest.to_str().unwrap(), b"v2").unwrap();
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let mode = std::fs::metadata(&dest).unwrap().permissions().mode() & 0o777;
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assert_eq!(mode, 0o600);
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// And a brand-new file is created with the restrictive, not permissive, default.
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let fresh = dir.join("new.xlsx");
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write_file(fresh.to_str().unwrap(), b"v").unwrap();
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let mode = std::fs::metadata(&fresh).unwrap().permissions().mode() & 0o777;
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assert!(mode & 0o022 == 0, "mode {mode:o}");
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let _ = std::fs::remove_dir_all(&dir);
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}
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#[cfg(not(target_arch = "wasm32"))]
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#[test]
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fn open_refuses_directories_and_unknowable_lengths() {
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let dir = std::env::temp_dir().join(format!("gridcraft-fs-safety-open-{}", std::process::id()));
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let _ = std::fs::remove_dir_all(&dir);
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std::fs::create_dir_all(&dir).unwrap();
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assert!(read_file(dir.to_str().unwrap()).is_err(), "a directory is not a regular file");
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assert!(read_file(dir.join("missing").to_str().unwrap()).is_err());
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let _ = std::fs::remove_dir_all(&dir);
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}
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#[test]
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fn html_export_refuses_an_outsized_grid_instead_of_growing_forever() {
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// #2387: the used rectangle alone bounds the output (every row writes the whole
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// column span), so a sparse sheet with one cell at A1 and another far right
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// 300 rows down is 4.9M cells → refused before a byte of `<td>` is written.
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let mut wb = Workbook::new();
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let sh = wb.sheet_mut(0).unwrap();
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sh.set_value(CellRef::new(0, 0), gridcraft_core::Value::Text("start".into()));
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sh.set_value(CellRef::new(300, 16383), gridcraft_core::Value::Text("corner".into()));
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let err = to_html(&wb, 0).unwrap_err();
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assert!(err.to_string().contains("too tall × wide"), "{err}");
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// A normal sheet is fine.
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let mut ok = Workbook::new();
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ok.sheet_mut(0).unwrap().set_value(CellRef::new(5, 2), gridcraft_core::Value::Text("t".into()));
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assert!(to_html(&ok, 0).is_ok());
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}
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#[test]
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fn html_export_embeds_images_as_data_uris() {
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let mut wb = Workbook::new();
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wb.sheet_mut(0).unwrap().images.push(gridcraft_model::Image {
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id: 1,
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anchor: gridcraft_model::Anchor { cell: CellRef::new(0, 0), dx: 0.0, dy: 0.0, width: 72.0, height: 36.0, mode: Default::default() },
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data: vec![1, 2, 3].into(),
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mime: "image/png".into(),
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alt: "a \"logo\"".into(),
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});
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let html = to_html(&wb, 0).unwrap();
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assert!(
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html.contains("<img src=\"data:image/png;base64,AQID\" alt=\"a "logo"\" style=\"position:absolute;left:0px;top:0px;width:72px;height:36px\"></div></body>"),
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"{html}"
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);
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assert!(html.contains("<div style=\"position:relative\"><table"), "{html}");
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assert!(!to_html(&Workbook::new(), 0).unwrap().contains("<img"), "no images, no <img>");
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}
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#[test]
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fn html_export_places_images_at_their_anchor_using_sheet_geometry() {
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let mut wb = Workbook::new();
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let sh = wb.sheet_mut(0).unwrap();
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sh.cols.insert(1, gridcraft_model::LineInfo { size: Some(100.0), ..Default::default() });
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sh.rows.insert(1, gridcraft_model::LineInfo { size: Some(30.0), ..Default::default() });
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sh.images.push(gridcraft_model::Image {
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id: 1,
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anchor: gridcraft_model::Anchor { cell: CellRef::new(3, 2), dx: 5.0, dy: 7.0, width: 10.0, height: 20.0, mode: Default::default() },
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data: vec![1].into(),
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mime: "image/png".into(),
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alt: String::new(),
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});
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sh.set_value(CellRef::new(1, 1), gridcraft_core::Value::Number(1.0));
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let html = to_html(&wb, 0).unwrap();
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// The table starts at B2; the picture is at C4: one 100 px column and two rows (30 + 20) further on.
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assert!(html.contains("<col style=\"width:100px\">"), "{html}");
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assert!(html.contains("<tr style=\"height:30px\">"), "{html}");
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assert!(html.contains("left:105px;top:57px;width:10px;height:20px"), "{html}");
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}
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fn book_with_picture(anchor: &str, cell_at: (u32, u32)) -> Workbook {
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let mut wb = Workbook::new();
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let sh = wb.sheet_mut(0).unwrap();
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sh.set_value(CellRef::new(cell_at.0, cell_at.1), gridcraft_core::Value::Number(1.0));
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sh.images.push(gridcraft_model::Image {
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id: 1,
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anchor: gridcraft_model::Anchor {
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cell: CellRef::parse(anchor).unwrap(),
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dx: 0.0,
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dy: 0.0,
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width: 10.0,
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height: 10.0,
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mode: Default::default(),
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},
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data: vec![1].into(),
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mime: "image/png".into(),
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alt: String::new(),
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});
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wb
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}
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#[test]
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fn html_export_places_images_past_hidden_columns_and_rows() {
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let mut wb = book_with_picture("C3", (0, 0));
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let sh = wb.sheet_mut(0).unwrap();
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sh.set_value(CellRef::new(2, 2), gridcraft_core::Value::Number(2.0));
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sh.cols.insert(1, gridcraft_model::LineInfo { hidden: true, ..Default::default() });
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sh.rows.insert(1, gridcraft_model::LineInfo { hidden: true, ..Default::default() });
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let html = to_html(&wb, 0).unwrap();
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// Column B and row 2 take no room: C3 is one default column and row from A1.
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assert_eq!(html.matches("<col ").count(), 2, "{html}");
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assert_eq!(html.matches("<tr ").count(), 2, "{html}");
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assert!(html.contains("left:64px;top:20px"), "{html}");
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}
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#[test]
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fn html_export_places_images_above_and_left_of_the_table() {
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let html = to_html(&book_with_picture("A1", (2, 2)), 0).unwrap();
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// The table starts at C3, so a picture at A1 sits before it instead of failing.
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assert!(html.contains("left:-128px;top:-40px"), "{html}");
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}
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#[test]
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fn html_export_marks_right_to_left_sheets() {
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use gridcraft_core::Value;
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use gridcraft_model::HAlign;
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let wb = book(true, &[("A1", Value::text("Hello!"), HAlign::General), ("B1", Value::Number(-5.0), HAlign::General)]);
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let html = to_html(&wb, 0).unwrap();
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assert!(html.contains("<body><table dir=\"rtl\">"), "{html}");
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assert!(html.contains("<td style=\"\" dir=\"auto\">Hello!</td>"), "Latin text keeps its own direction: {html}");
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assert!(html.contains("<td style=\"text-align:left;\" dir=\"ltr\">-5</td>"), "numbers mirror to the left and keep their sign in front: {html}");
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let clip = copied(&wb, "A1:B1");
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assert!(clip.starts_with("<table dir=\"rtl\" style="), "{clip}");
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assert_eq!(clip.matches("dir=\"auto\"").count(), 1, "{clip}");
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assert!(clip.contains("text-align:left;\" dir=\"ltr\">-5</td>"), "{clip}");
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let ltr = book(false, &[("A1", Value::text("Hello!"), HAlign::General)]);
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assert!(to_html(<r, 0).unwrap().contains("<body><table><tr>"));
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assert!(copied(<r, "A1").starts_with("<table style="));
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}
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#[test]
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fn html_export_lets_arabic_general_text_align_by_direction() {
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use gridcraft_core::Value;
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use gridcraft_model::HAlign;
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let wb = book(
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false,
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&[
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("A1", Value::text("مرحبا!"), HAlign::General),
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("B1", Value::text("שלום"), HAlign::Left),
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("C1", Value::text("مرحبا"), HAlign::Center),
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("D1", Value::text("Hello"), HAlign::General),
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],
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);
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let html = to_html(&wb, 0).unwrap();
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assert!(html.contains("<td style=\"\" dir=\"auto\">مرحبا!</td>"), "General Arabic text aligns by its direction: {html}");
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assert!(html.contains("<td style=\"text-align:left;\" dir=\"auto\">שלום</td>"), "explicit alignment stays: {html}");
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assert!(html.contains("<td style=\"text-align:center;\" dir=\"auto\">مرحبا</td>"), "{html}");
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assert!(html.contains("<td style=\"text-align:left;\">Hello</td>"), "{html}");
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assert!(html.contains("<body><table><tr>"), "a left-to-right sheet has no table direction: {html}");
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let clip = copied(&wb, "A1:D1");
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let cells: Vec<&str> = clip.split("<td ").skip(1).collect();
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assert_eq!(cells.len(), 4, "{clip}");
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assert!(cells[0].contains("dir=\"auto\"") && !cells[0].contains("text-align"), "{clip}");
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assert!(cells[1].contains("text-align:left;") && cells[1].contains("dir=\"auto\""), "{clip}");
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assert!(cells[3].contains("text-align:left;") && !cells[3].contains("dir="), "{clip}");
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}
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#[test]
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fn html_export_of_latin_ltr_sheet_is_unchanged() {
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use gridcraft_core::Value;
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use gridcraft_model::HAlign;
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let mut wb = book(
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false,
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&[
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("A1", Value::text("Name"), HAlign::General),
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("B1", Value::text("Qty"), HAlign::Center),
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("A2", Value::text("Apples & <pears>"), HAlign::General),
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("B2", Value::Number(3.0), HAlign::General),
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("A3", Value::text("Total"), HAlign::Right),
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],
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);
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wb.sheet_mut(0).unwrap().merges.push(RangeRef::parse("A3:B3").unwrap());
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assert_eq!(
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to_html(&wb, 0).unwrap(),
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"<!doctype html><html><head><meta charset=\"utf-8\"><title>Sheet1</title><style>table{border-collapse:collapse;font-family:Calibri,Carlito,Arial,sans-serif;font-size:11pt}td{border:1px solid #d4d4d4;padding:2px 4px;white-space:nowrap}</style></head><body><table>\
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<tr><td style=\"text-align:left;\">Name</td><td style=\"text-align:center;\">Qty</td></tr>\
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<tr><td style=\"text-align:left;\">Apples & <pears></td><td style=\"text-align:right;\">3</td></tr>\
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<tr><td style=\"text-align:right;\" rowspan=\"1\" colspan=\"2\">Total</td></tr>\
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</table></body></html>"
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);
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let cell = "border:1px solid #d4d4d4;padding:2px 4px;white-space:pre-wrap;";
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assert_eq!(
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copied(&wb, "A1:B2"),
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format!(
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"<table style=\"border-collapse:collapse;font-family:Calibri,Carlito,Arial,sans-serif;font-size:11pt\">\
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<tr><td style=\"{cell}text-align:left;\">Name</td><td style=\"{cell}text-align:center;\">Qty</td></tr>\
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<tr><td style=\"{cell}text-align:left;\">Apples & <pears></td><td style=\"{cell}text-align:right;\">3</td></tr></table>"
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)
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);
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}
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#[test]
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fn html_export_fails_instead_of_dropping_cells_past_the_row_limit() {
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let mut wb = Workbook::new();
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let sh = wb.sheet_mut(0).unwrap();
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sh.set_value(CellRef::new(0, 0), gridcraft_core::Value::text("near"));
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sh.set_value(CellRef::new(149_999, 0), gridcraft_core::Value::text("far"));
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assert!(save_bytes(&wb, "book.html").is_err());
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let sh = wb.sheet_mut(0).unwrap();
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sh.remove_cell(CellRef::new(149_999, 0));
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sh.set_value(CellRef::new(100_000, 0), gridcraft_core::Value::text("far"));
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let html = String::from_utf8(save_bytes(&wb, "book.html").unwrap()).unwrap();
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assert!(html.contains(">near</td>") && html.contains(">far</td>"));
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}
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#[test]
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fn macros_are_saved_only_into_xlsm() {
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let mut wb = Workbook::new();
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wb.vba_project = Some(b"vba".to_vec().into());
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let has_macros = |path: &str| {
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let bytes = save_bytes(&wb, path).unwrap();
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gridcraft_xlsx::read_xlsx(&bytes).unwrap().0.vba_project.is_some()
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};
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assert!(has_macros("book.xlsm"));
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assert!(has_macros("BOOK.XLSM"));
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assert!(!has_macros("book.xlsx"), "an .xlsx never carries a VBA project");
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assert!(has_macros("book.xltm"), "a macro-enabled template keeps the VBA project");
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assert!(!has_macros("book.xltx"), "a macro-free template never carries a VBA project");
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assert!(wb.vba_project.is_some(), "the open workbook keeps its macros");
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}
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#[test]
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fn csv_named_history_does_not_get_the_reserved_sheet_name() {
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for file in ["History.csv", "hIsToRy.csv", "history.tsv"] {
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let (wb, _) = open_bytes(file, b"1\n").unwrap();
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let name = wb.sheets[0].name.clone();
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assert!(wb.check_sheet_name(&name, Some(0)).is_ok(), "{file} opened as {name:?}");
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}
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let (wb, _) = open_bytes("Sales.csv", b"1\n").unwrap();
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assert_eq!(wb.sheets[0].name, "Sales");
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}
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/// A save that can't be put in place (here a folder already has the workbook's name, as
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/// with a file another app holds locked) fails without leaving `<name>.sctmp` behind.
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#[cfg(not(target_arch = "wasm32"))]
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#[test]
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fn failed_save_leaves_no_temporary_file() {
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let dir = std::env::temp_dir().join(format!("gridcraft-write-{}", std::process::id()));
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let _ = std::fs::remove_dir_all(&dir);
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std::fs::create_dir_all(&dir).unwrap();
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let blocked = dir.join("Book1.xlsx");
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std::fs::create_dir(&blocked).unwrap();
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assert!(write_file(blocked.to_str().unwrap(), b"workbook").is_err());
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assert!(!dir.join("Book1.xlsx.sctmp").exists(), "the temporary file is removed");
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// An ordinary save still works and leaves only the workbook.
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let ok = dir.join("Book2.xlsx");
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write_file(ok.to_str().unwrap(), b"workbook").unwrap();
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assert_eq!(std::fs::read(&ok).unwrap(), b"workbook");
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assert!(!dir.join("Book2.xlsx.sctmp").exists());
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let _ = std::fs::remove_dir_all(&dir);
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}
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/// While a script runs (#2178), file reads and writes are refused whatever command or
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/// parameter asked for them; nesting and dropping the sandbox restore access.
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#[cfg(not(target_arch = "wasm32"))]
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#[test]
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fn script_sandbox_refuses_file_access_until_dropped() {
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let dir = std::env::temp_dir().join(format!("gridcraft-sandbox-{}", std::process::id()));
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let _ = std::fs::remove_dir_all(&dir);
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std::fs::create_dir_all(&dir).unwrap();
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let existing = dir.join("in.csv");
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std::fs::write(&existing, b"a,b\n").unwrap();
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let (existing, out) = (existing.to_string_lossy().to_string(), dir.join("out.xlsx").to_string_lossy().to_string());
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{
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let _outer = ScriptSandbox::enter();
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{
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let _inner = ScriptSandbox::enter();
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assert!(read_file(&existing).is_err());
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}
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assert!(read_file(&existing).is_err(), "the outer sandbox still holds");
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assert!(write_file(&out, b"leak").is_err());
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assert!(!std::path::Path::new(&out).exists());
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}
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assert_eq!(read_file(&existing).unwrap(), b"a,b\n");
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write_file(&out, b"ok").unwrap();
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let _ = std::fs::remove_dir_all(&dir);
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}
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/// A minimal compound (CFB/OLE2) file — FAT in sector 0, directory in sector 1 — holding a
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/// root entry and the given stream names.
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fn cfb(streams: &[&str]) -> Vec<u8> {
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let mut b = vec![0u8; 512 * 3];
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let mut put = |at: usize, v: &[u8]| b[at..at + v.len()].copy_from_slice(v);
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put(0, &[0xD0, 0xCF, 0x11, 0xE0, 0xA1, 0xB1, 0x1A, 0xE1]);
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put(30, &9u16.to_le_bytes());
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put(44, &1u32.to_le_bytes());
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put(48, &1u32.to_le_bytes());
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put(68, &0xFFFF_FFFEu32.to_le_bytes());
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for i in 1..109 {
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put(76 + i * 4, &0xFFFF_FFFFu32.to_le_bytes());
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}
|
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put(512, &0xFFFF_FFFDu32.to_le_bytes());
|
||
put(516, &0xFFFF_FFFEu32.to_le_bytes());
|
||
for (k, name) in std::iter::once("Root Entry").chain(streams.iter().copied()).enumerate() {
|
||
let units: Vec<u8> = name.encode_utf16().flat_map(u16::to_le_bytes).collect();
|
||
put(1024 + k * 128, &units);
|
||
put(1024 + k * 128 + 64, &(units.len() as u16 + 2).to_le_bytes());
|
||
}
|
||
b
|
||
}
|
||
|
||
/// Cut-list rows as a CAD/CAM program exports them: `;`-separated, CRLF, part codes in the last
|
||
/// two columns, a part name containing a comma.
|
||
const CUT_LIST: &str = "1;511;184;P3_L1_led;2162PE;16;1MM_2162PE;1MM_2162PE;;;1244121406FB;\r\n\
|
||
1;562.5;510;Komoda, lijevo;2162PE;19;1MM_2162PE;;;;12441214071A;124412140710\r\n";
|
||
|
||
#[test]
|
||
fn csv_save_keeps_the_separator_it_was_opened_with() {
|
||
let (wb, _) = open_bytes("cut list.csv", CUT_LIST.as_bytes()).unwrap();
|
||
assert_eq!(wb.csv_delimiter, Some(b';'));
|
||
assert_eq!(String::from_utf8(save_bytes(&wb, "cut list.csv").unwrap()).unwrap(), CUT_LIST);
|
||
// Save As another .csv name keeps it too; a comma file stays a comma file (quoting only
|
||
// fields that contain the separator in use).
|
||
assert_eq!(String::from_utf8(save_bytes(&wb, "copy.CSV").unwrap()).unwrap(), CUT_LIST);
|
||
let commas = "\"Komoda, lijevo\",b\r\n1,x;y\r\n";
|
||
let (wb, _) = open_bytes("plain.csv", commas.as_bytes()).unwrap();
|
||
assert_eq!(String::from_utf8(save_bytes(&wb, "plain.csv").unwrap()).unwrap(), commas);
|
||
// A tab-separated file named .csv round-trips with tabs.
|
||
let tabs = "a\tb\r\n1\t2\r\n";
|
||
let (wb, _) = open_bytes("tabs.csv", tabs.as_bytes()).unwrap();
|
||
assert_eq!(String::from_utf8(save_bytes(&wb, "tabs.csv").unwrap()).unwrap(), tabs);
|
||
}
|
||
|
||
#[test]
|
||
fn csv_save_of_a_workbook_not_read_from_csv_uses_commas() {
|
||
let mut wb = Workbook::new();
|
||
if let Some(sh) = wb.sheet_mut(0) {
|
||
sh.set_value(CellRef::new(0, 0), gridcraft_core::Value::text("a"));
|
||
sh.set_value(CellRef::new(0, 1), gridcraft_core::Value::Number(1.0));
|
||
}
|
||
assert_eq!(save_bytes(&wb, "new.csv").unwrap(), b"a,1\r\n");
|
||
// Through .xlsx the CSV origin is gone, as in Excel.
|
||
let (from_csv, _) = open_bytes("cut list.csv", CUT_LIST.as_bytes()).unwrap();
|
||
let (reopened, _) = open_bytes("book.xlsx", &save_bytes(&from_csv, "book.xlsx").unwrap()).unwrap();
|
||
assert_eq!(reopened.csv_delimiter, None);
|
||
assert!(String::from_utf8(save_bytes(&reopened, "again.csv").unwrap()).unwrap().starts_with("1,511,184,"));
|
||
// A .tsv/.txt saved as .csv gets commas; as .tsv it keeps tabs.
|
||
let (tsv, _) = open_bytes("list.txt", b"a\tb\r\n").unwrap();
|
||
assert_eq!(save_bytes(&tsv, "list.csv").unwrap(), b"a,b\r\n");
|
||
assert_eq!(save_bytes(&tsv, "list.tsv").unwrap(), b"a\tb\r\n");
|
||
}
|
||
|
||
#[test]
|
||
fn encrypted_workbook_is_reported_not_misread() {
|
||
let file = gridcraft_xlsx::testing::encrypt_workbook(b"package", "pw");
|
||
let msg = open_bytes("secret.xlsx", &file).unwrap_err().to_string();
|
||
assert!(msg.contains(PASSWORD_REQUIRED), "got: {msg}");
|
||
assert!(!msg.contains("zip"), "must not surface the zip error: {msg}");
|
||
// A compound file naming the streams but unreadable is damage: no password is asked for,
|
||
// and none helps.
|
||
let file = cfb(&["EncryptionInfo", "EncryptedPackage"]);
|
||
for password in [None, Some("pw")] {
|
||
let msg = open_bytes_with_password("secret.xlsx", &file, password).unwrap_err().to_string();
|
||
assert!(msg.contains("damaged") && !msg.contains(PASSWORD_REQUIRED), "got: {msg}");
|
||
}
|
||
}
|
||
|
||
#[test]
|
||
fn encryption_no_password_opens_is_reported_without_asking_for_one() {
|
||
let info: &[u8] = &[3, 0, 2, 0, 4, 0, 0, 0]; // Standard header flags: RC4, not AES
|
||
let file = gridcraft_xlsx::testing::compound_file(&[("EncryptionInfo", info), ("EncryptedPackage", &[0; 8])]);
|
||
let msg = open_bytes("rc4.xlsx", &file).unwrap_err().to_string();
|
||
assert!(msg.contains("RC4") && !msg.contains(PASSWORD_REQUIRED), "got: {msg}");
|
||
let irm = gridcraft_xlsx::testing::compound_file(&[("EncryptedPackage", &[0; 8])]);
|
||
let msg = open_bytes("irm.xlsx", &irm).unwrap_err().to_string();
|
||
assert!(msg.contains("rights-management") && !msg.contains("damaged"), "got: {msg}");
|
||
}
|
||
|
||
#[test]
|
||
fn other_compound_files_are_not_called_encrypted() {
|
||
let err = open_bytes("old.doc", &cfb(&["WordDocument", "\u{5}SummaryInformation"])).unwrap_err();
|
||
let msg = err.to_string();
|
||
assert!(msg.contains("not an Excel workbook"), "got: {msg}");
|
||
assert!(!msg.contains("password"), "got: {msg}");
|
||
}
|
||
|
||
/// Save As CSV/TSV writes cells as displayed: number formats applied, formula results,
|
||
/// whole values in narrow columns (never `#####`), quoting unchanged.
|
||
#[test]
|
||
fn csv_writes_displayed_text() {
|
||
use gridcraft_core::{CellError, Value};
|
||
use gridcraft_model::{Cell, Formula, LineInfo, NumFmt, StyleId};
|
||
let mut wb = Workbook::new();
|
||
let mut styled = |code: &str| wb.styles.derive(StyleId::DEFAULT, |s| s.num_fmt = NumFmt::new(code));
|
||
let (date, money, pct, frac, text, fixed, thousands) =
|
||
(styled("yyyy-mm-dd"), styled("$#,##0.00"), styled("0.0%"), styled("# ?/?"), styled("@"), styled("0.00"), styled("#,##0"));
|
||
let sh = wb.sheet_mut(0).unwrap();
|
||
let cells = [
|
||
("A1", Cell { value: Value::Number(46023.0), formula: None, style: date }),
|
||
("B1", Cell { value: Value::Number(1234.5), formula: None, style: money }),
|
||
("C1", Cell { value: Value::Number(0.125), formula: None, style: pct }),
|
||
("D1", Cell { value: Value::Number(1.5), formula: None, style: frac }),
|
||
("E1", Cell { value: Value::text("007"), formula: None, style: text }),
|
||
("F1", Cell { value: Value::Error(CellError::NA), formula: None, style: money }),
|
||
("G1", Cell { value: Value::Bool(true), formula: None, style: StyleId::DEFAULT }),
|
||
("A2", Cell { value: Value::Number(46024.0), style: date, ..Cell::formula(Formula::new("A1+1")) }),
|
||
("B2", Cell { value: Value::Number(12345678.9), formula: None, style: fixed }),
|
||
("C2", Cell { value: Value::Number(-0.25), formula: None, style: StyleId::DEFAULT }),
|
||
("D2", Cell { value: Value::Number(1234567.0), formula: None, style: thousands }),
|
||
];
|
||
for (a, c) in cells {
|
||
sh.set_cell(CellRef::parse(a).unwrap(), c);
|
||
}
|
||
// Column B is far too narrow for its numbers: the grid shows #####, the file must not.
|
||
sh.cols.insert(1, LineInfo { size: Some(1.0), ..Default::default() });
|
||
sh.show_formulas = true;
|
||
let csv = String::from_utf8(save_bytes(&wb, "out.csv").unwrap()).unwrap();
|
||
assert_eq!(csv, "2026-01-01,\"$1,234.50\",12.5%,1 1/2,007,#N/A,TRUE\r\n2026-01-02,12345678.90,-0.25,\"1,234,567\",,,\r\n");
|
||
let tsv = String::from_utf8(save_bytes(&wb, "out.tsv").unwrap()).unwrap();
|
||
assert!(tsv.starts_with("2026-01-01\t$1,234.50\t12.5%\t"), "{tsv}");
|
||
}
|
||
|
||
#[test]
|
||
fn delimited_exports_preserve_general_precision_and_explicit_number_formats() {
|
||
use gridcraft_core::Value;
|
||
use gridcraft_model::{Cell, NumFmt, StyleId};
|
||
let mut workbook = Workbook::new();
|
||
let scientific = workbook.styles.derive(StyleId::DEFAULT, |style| style.num_fmt = NumFmt::new("0.00E+00"));
|
||
let sheet = workbook.sheet_mut(0).unwrap();
|
||
sheet.set_cell(CellRef::new(0, 0), Cell { value: Value::Number(124412140710.0), ..Default::default() });
|
||
sheet.set_cell(CellRef::new(0, 1), Cell { value: Value::Number(1.23456789012345), ..Default::default() });
|
||
sheet.set_cell(CellRef::new(0, 2), Cell { value: Value::Number(124412140710.0), style: scientific, ..Default::default() });
|
||
for (path, separator) in [("data.csv", ","), ("data.tsv", "\t")] {
|
||
let output = String::from_utf8(save_bytes(&workbook, path).unwrap()).unwrap();
|
||
assert_eq!(output, format!("124412140710{separator}1.23456789012345{separator}1.24E+11\r\n"));
|
||
}
|
||
}
|
||
|
||
#[test]
|
||
fn template_extension_saves_template_content_type() {
|
||
let bytes = save_bytes(&Workbook::new(), "Budget.xltx").unwrap();
|
||
let mut zip = zip::ZipArchive::new(std::io::Cursor::new(bytes)).unwrap();
|
||
let mut types = String::new();
|
||
std::io::Read::read_to_string(&mut zip.by_name("[Content_Types].xml").unwrap(), &mut types).unwrap();
|
||
assert!(
|
||
types.contains(r#"PartName="/xl/workbook.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.template.main+xml""#),
|
||
"{types}"
|
||
);
|
||
}
|
||
|
||
/// Where `part`'s entry starts in the central directory of `package`.
|
||
fn central_entry(package: &[u8], part: &str) -> usize {
|
||
let mut at = 0;
|
||
while let Some(i) = package.get(at..).and_then(|rest| rest.windows(4).position(|w| w == b"PK\x01\x02")) {
|
||
let entry = at + i;
|
||
let len = u16::from_le_bytes([package[entry + 28], package[entry + 29]]) as usize;
|
||
if &package[entry + 46..entry + 46 + len] == part.as_bytes() {
|
||
return entry;
|
||
}
|
||
at = entry + 46;
|
||
}
|
||
panic!("{part} is not in the package");
|
||
}
|
||
|
||
/// `package` with `part` declaring `size` unpacked bytes: the reader refuses the part on the
|
||
/// declared size, so no real 512 MB part has to be built.
|
||
fn declaring(mut package: Vec<u8>, part: &str, size: u32) -> Vec<u8> {
|
||
let at = central_entry(&package, part);
|
||
package[at + 24..at + 28].copy_from_slice(&size.to_le_bytes());
|
||
package
|
||
}
|
||
|
||
#[test]
|
||
fn a_part_over_the_size_limit_says_how_to_get_the_data_in() {
|
||
let mut wb = Workbook::new();
|
||
wb.sheet_mut(0).unwrap().set_value(CellRef::new(0, 0), gridcraft_core::Value::text("big"));
|
||
let package = save_bytes(&wb, "big.xlsx").unwrap();
|
||
// The size reported in storytold/gridcraft#1242.
|
||
let msg = open_bytes("big.xlsx", &declaring(package.clone(), "xl/worksheets/sheet1.xml", 540_278_731)).unwrap_err().to_string();
|
||
assert!(msg.starts_with("We can't open 'big.xlsx': "), "{msg}");
|
||
assert!(msg.contains("xl/worksheets/sheet1.xml") && msg.contains("515 MB") && msg.contains("512 MB"), "{msg}");
|
||
assert!(msg.contains("several sheets") && msg.contains("CSV"), "{msg}");
|
||
assert!(!msg.contains("bytes"), "{msg}");
|
||
// Splitting sheets doesn't shrink the shared strings, which every sheet uses: only CSV helps.
|
||
let msg = open_bytes("big.xlsx", &declaring(package.clone(), "xl/sharedStrings.xml", 540_278_731)).unwrap_err().to_string();
|
||
assert!(msg.contains("xl/sharedStrings.xml") && msg.contains("515 MB") && msg.contains("CSV"), "{msg}");
|
||
assert!(!msg.contains("several sheets"), "{msg}");
|
||
// Just over the limit never reads as a size equal to it.
|
||
let msg = open_bytes("big.xlsx", &declaring(package, "xl/worksheets/sheet1.xml", 512 * 1024 * 1024 + 1)).unwrap_err().to_string();
|
||
assert!(msg.contains("more than 512 MB"), "{msg}");
|
||
// A package that fails for another reason keeps its own error, oversized part or not.
|
||
let mut broken = declaring(save_bytes(&wb, "big.xlsx").unwrap(), "xl/worksheets/sheet1.xml", 540_278_731);
|
||
let at = central_entry(&broken, "xl/workbook.xml");
|
||
broken[at + 46 + "xl/workbook.xml".len() - 1] = b'x';
|
||
let msg = open_bytes("big.xlsx", &broken).unwrap_err().to_string();
|
||
assert!(msg.starts_with("We can't open 'big.xlsx': ") && !msg.contains("unpacks"), "{msg}");
|
||
}
|
||
|
||
#[test]
|
||
fn content_wins_over_a_mismatched_extension() {
|
||
let mut wb = Workbook::new();
|
||
wb.sheet_mut(0).unwrap().set_value(CellRef::new(0, 0), gridcraft_core::Value::Number(7.0));
|
||
let package = save_bytes(&wb, "book.xlsx").unwrap();
|
||
for name in ["book.xlsx", "book.ods", "book.xlsb", "book.csv"] {
|
||
let (opened, _) = open_bytes(name, &package).unwrap_or_else(|e| panic!("{name}: {e}"));
|
||
assert_eq!(opened.sheet(0).unwrap().value(CellRef::new(0, 0)), gridcraft_core::Value::Number(7.0), "{name}");
|
||
}
|
||
for name in ["data.xlsx", "data.csv"] {
|
||
let (opened, _) = open_bytes(name, b"a,b\n1,2\n").unwrap_or_else(|e| panic!("{name}: {e}"));
|
||
assert_eq!(opened.sheet(0).unwrap().value(CellRef::new(0, 1)), gridcraft_core::Value::text("b"), "{name}");
|
||
}
|
||
}
|