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