test(eval): change eval tests base

tests/eval/build_in_function.rs

@@ -0,0 +1,52 @@
+use crate::eval::{eval, successful_output};
+
+#[test]
+fn eval_print() {
+    assert_eq!(eval("print! 1"), successful_output("1\n"));
+    assert_eq!(eval("print! \"abc\""), successful_output("abc\n"));
+    assert_eq!(
+        eval("world = \"world\"\nprint! \"hello \\{world}\""),
+        successful_output("hello world\n")
+    );
+    assert_eq!(eval("print! \"0.3\""), successful_output("0.3\n"));
+    assert_eq!(eval("print! True"), successful_output("True\n"));
+    assert_eq!(eval("print! (())"), successful_output("()\n"));
+    assert_eq!(eval("print! \"\\{0.005}\""), successful_output("0.005\n"));
+    assert_eq!(
+        eval(
+            r#"print! """A
+B""", "C", """
+D""""#
+        ),
+        successful_output("A\nB C \nD\n")
+    );
+    assert_eq!(eval("print!(\"a\")"), successful_output("a\n"));
+    assert_eq!(
+        eval("print! \"a\", \"b\", 3, end := \"\""),
+        successful_output("a b 3")
+    );
+
+    {
+        let output = eval("print 1");
+        assert_eq!(output.stdout, "");
+        assert!(!output.stderr.is_empty());
+        assert_eq!(output.status_code, Some(1));
+    }
+    assert_eq!(eval("num = -3\nprint! num * 2").stdout, "-6\n");
+}
+
+#[test]
+fn eval_assert() {
+    assert_eq!(eval("assert True"), successful_output(""));
+    assert_eq!(eval("assert 1"), successful_output(""));
+    assert_eq!(eval("flag = True\nassert flag"), successful_output(""));
+
+    {
+        let output = eval("assert False");
+        assert_eq!(output.stdout, "");
+        assert!(!output.stderr.is_empty());
+        assert_eq!(output.status_code, Some(1));
+    }
+    assert_eq!(eval("assert 0.2").status_code, Some(1));
+    assert_eq!(eval("assert! True").status_code, Some(1));
+}