d04691b790
Updated the logic for handling months and days to improve date calculations. Also modified the constants for Excel date ranges to align with supported dates.
222 lines
6.5 KiB
Rust
222 lines
6.5 KiB
Rust
#![allow(clippy::unwrap_used)]
|
|
|
|
/// Here we add tests that cannot be done in Excel
|
|
/// Either because Excel does not have that feature (i.e. wrong number of arguments)
|
|
/// or because we differ from Excel throwing #NUM! on invalid dates
|
|
/// We can also enter examples that illustrate/document a part of the function
|
|
use crate::{cell::CellValue, test::util::new_empty_model};
|
|
|
|
#[test]
|
|
fn test_fn_date_arguments() {
|
|
let mut model = new_empty_model();
|
|
|
|
// Wrong number of arguments produce #ERROR!
|
|
// NB: Excel does not have this error, but does not let you enter wrong number of arguments in the UI
|
|
model._set("A1", "=DATE()");
|
|
model._set("A2", "=DATE(1975)");
|
|
model._set("A3", "=DATE(1975, 2)");
|
|
model._set("A4", "=DATE(1975, 2, 10, 3)");
|
|
|
|
// Arguments are out of rage. This is against Excel
|
|
// Excel will actually compute a date by continuing to the next month, year...
|
|
// We throw #NUM!
|
|
model._set("A5", "=DATE(1975, -2, 10)");
|
|
model._set("A6", "=DATE(1975, 2, -10)");
|
|
model._set("A7", "=DATE(1975, 14, 10)");
|
|
// February doesn't have 30 days
|
|
model._set("A8", "=DATE(1975, 2, 30)");
|
|
|
|
// 1975, a great year, wasn't a leap year
|
|
model._set("A9", "=DATE(1975, 2, 29)");
|
|
// 1976 was
|
|
model._set("A10", "=DATE(1976, 2, 29)");
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#ERROR!");
|
|
assert_eq!(model._get_text("A2"), *"#ERROR!");
|
|
assert_eq!(model._get_text("A3"), *"#ERROR!");
|
|
assert_eq!(model._get_text("A4"), *"#ERROR!");
|
|
|
|
assert_eq!(model._get_text("A5"), *"10/10/1974");
|
|
assert_eq!(model._get_text("A6"), *"21/01/1975");
|
|
assert_eq!(model._get_text("A7"), *"10/02/1976");
|
|
assert_eq!(model._get_text("A8"), *"02/03/1975");
|
|
|
|
assert_eq!(model._get_text("A9"), *"01/03/1975");
|
|
assert_eq!(model._get_text("A10"), *"29/02/1976");
|
|
assert_eq!(
|
|
model.get_cell_value_by_ref("Sheet1!A10"),
|
|
Ok(CellValue::Number(27819.0))
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_date_out_of_range() {
|
|
let mut model = new_empty_model();
|
|
|
|
// month
|
|
model._set("A1", "=DATE(2022, 0, 10)");
|
|
model._set("A2", "=DATE(2022, 13, 10)");
|
|
|
|
// day
|
|
model._set("B1", "=DATE(2042, 5, 0)");
|
|
model._set("B2", "=DATE(2025, 5, 32)");
|
|
|
|
// year (actually years < 1900 don't really make sense)
|
|
model._set("C1", "=DATE(-1, 5, 5)");
|
|
// excel is not compatible with years past 9999
|
|
model._set("C2", "=DATE(10000, 5, 5)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"10/12/2021");
|
|
assert_eq!(model._get_text("A2"), *"10/01/2023");
|
|
assert_eq!(model._get_text("B1"), *"30/04/2042");
|
|
assert_eq!(model._get_text("B2"), *"01/06/2025");
|
|
|
|
assert_eq!(model._get_text("C1"), *"#NUM!");
|
|
assert_eq!(model._get_text("C2"), *"#NUM!");
|
|
}
|
|
|
|
#[test]
|
|
fn test_year_arguments() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=YEAR()");
|
|
model._set("A2", "=YEAR(27819)");
|
|
model._set("A3", "=YEAR(27819, 3)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#ERROR!");
|
|
assert_eq!(model._get_text("A2"), *"1976");
|
|
assert_eq!(model._get_text("A3"), *"#ERROR!");
|
|
}
|
|
|
|
#[test]
|
|
fn test_month_arguments() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=MONTH()");
|
|
model._set("A2", "=MONTH(27819)");
|
|
model._set("A3", "=MONTH(27819, 3)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#ERROR!");
|
|
assert_eq!(model._get_text("A2"), *"2");
|
|
assert_eq!(model._get_text("A3"), *"#ERROR!");
|
|
}
|
|
|
|
#[test]
|
|
fn test_day_arguments() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=DAY()");
|
|
model._set("A2", "=DAY(27819)");
|
|
model._set("A3", "=DAY(27819, 3)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#ERROR!");
|
|
assert_eq!(model._get_text("A2"), *"29");
|
|
assert_eq!(model._get_text("A3"), *"#ERROR!");
|
|
}
|
|
|
|
#[test]
|
|
fn test_day_small_serial() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=DAY(-1)");
|
|
model._set("A2", "=DAY(0)");
|
|
model._set("A3", "=DAY(60)");
|
|
|
|
model._set("A4", "=DAY(61)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#NUM!");
|
|
// This agrees with Google Docs and disagrees with Excel
|
|
assert_eq!(model._get_text("A2"), *"30");
|
|
// Excel thinks is Feb 29, 1900
|
|
assert_eq!(model._get_text("A3"), *"28");
|
|
|
|
// From now on everyone agrees
|
|
assert_eq!(model._get_text("A4"), *"1");
|
|
}
|
|
|
|
#[test]
|
|
fn test_month_small_serial() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=MONTH(-1)");
|
|
model._set("A2", "=MONTH(0)");
|
|
model._set("A3", "=MONTH(60)");
|
|
|
|
model._set("A4", "=MONTH(61)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#NUM!");
|
|
// This agrees with Google Docs and disagrees with Excel
|
|
assert_eq!(model._get_text("A2"), *"12");
|
|
// We agree with Excel here (We are both in Feb)
|
|
assert_eq!(model._get_text("A3"), *"2");
|
|
|
|
// Same as Excel
|
|
assert_eq!(model._get_text("A4"), *"3");
|
|
}
|
|
|
|
#[test]
|
|
fn test_year_small_serial() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=YEAR(-1)");
|
|
model._set("A2", "=YEAR(0)");
|
|
model._set("A3", "=YEAR(60)");
|
|
|
|
model._set("A4", "=YEAR(61)");
|
|
|
|
model.evaluate();
|
|
|
|
assert_eq!(model._get_text("A1"), *"#NUM!");
|
|
// This agrees with Google Docs and disagrees with Excel
|
|
assert_eq!(model._get_text("A2"), *"1899");
|
|
|
|
assert_eq!(model._get_text("A3"), *"1900");
|
|
|
|
// Same as Excel
|
|
assert_eq!(model._get_text("A4"), *"1900");
|
|
}
|
|
|
|
#[test]
|
|
fn test_date_early_dates() {
|
|
let mut model = new_empty_model();
|
|
model._set("A1", "=DATE(1900, 1, 1)");
|
|
model._set("A2", "=DATE(1900, 2, 28)");
|
|
model._set("B2", "=DATE(1900, 2, 29)");
|
|
model._set("A3", "=DATE(1900, 3, 1)");
|
|
|
|
model.evaluate();
|
|
|
|
// This is 1 in Excel, we agree with Google Docs
|
|
assert_eq!(model._get_text("A1"), *"01/01/1900");
|
|
assert_eq!(
|
|
model.get_cell_value_by_ref("Sheet1!A1"),
|
|
Ok(CellValue::Number(2.0))
|
|
);
|
|
|
|
// 1900 was not a leap year, this is a bug in EXCEL
|
|
// This would be 60 in Excel
|
|
assert_eq!(model._get_text("A2"), *"28/02/1900");
|
|
assert_eq!(
|
|
model.get_cell_value_by_ref("Sheet1!A2"),
|
|
Ok(CellValue::Number(60.0))
|
|
);
|
|
|
|
// This does not agree with Excel, instead of mistakenly allowing
|
|
// for Feb 29, it will auto-wrap to the next day after Feb 28.
|
|
assert_eq!(model._get_text("B2"), *"01/03/1900");
|
|
|
|
// This agrees with Excel from he onward
|
|
assert_eq!(model._get_text("A3"), *"01/03/1900");
|
|
assert_eq!(
|
|
model.get_cell_value_by_ref("Sheet1!A3"),
|
|
Ok(CellValue::Number(61.0))
|
|
);
|
|
}
|