UPDATE: Dump of initial files

base/src/test/test_math.rs

@@ -0,0 +1,29 @@
+#![allow(clippy::unwrap_used)]
+
+use crate::test::util::new_empty_model;
+
+#[test]
+fn test_fn_sqrt_arguments() {
+    let mut model = new_empty_model();
+    model._set("A1", "=SQRT(4)");
+    model._set("A2", "=SQRT()");
+    model._set("A3", "=SQRT(4, 4)");
+
+    model.evaluate();
+
+    assert_eq!(model._get_text("A1"), *"2");
+    assert_eq!(model._get_text("A2"), *"#ERROR!");
+    assert_eq!(model._get_text("A3"), *"#ERROR!");
+}
+
+#[test]
+fn test_fn_sqrtpi_arguments() {
+    let mut model = new_empty_model();
+    model._set("A1", "=SQRTPI()");
+    model._set("A2", "=SQRTPI(4, 4)");
+
+    model.evaluate();
+
+    assert_eq!(model._get_text("A1"), *"#ERROR!");
+    assert_eq!(model._get_text("A2"), *"#ERROR!");
+}