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synced 2024-12-14 02:20:57 +01:00
Added unary expression unit test for the parser.
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@ -310,6 +310,7 @@ fn is_at_end(context: &mut Context) -> bool {
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mod tests {
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mod tests {
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use super::*;
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use super::*;
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use crate::lexer::{Token, TokenKind::*};
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use crate::lexer::{Token, TokenKind::*};
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use test_case::test_case;
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fn parse_with_context(context: &mut Context, tokens: Vec<Token>) -> Result<Stmt, String> {
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fn parse_with_context(context: &mut Context, tokens: Vec<Token>) -> Result<Stmt, String> {
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context.tokens = tokens;
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context.tokens = tokens;
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@ -342,6 +343,11 @@ mod tests {
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fn binary(left: Box<Expr>, op: TokenKind, right: Box<Expr>) -> Box<Expr> {
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fn binary(left: Box<Expr>, op: TokenKind, right: Box<Expr>) -> Box<Expr> {
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Box::new(Expr::Binary(left, op, right))
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Box::new(Expr::Binary(left, op, right))
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}
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}
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fn unary(op: TokenKind, expr: Box<Expr>) -> Box<Expr> {
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Box::new(Expr::Unary(op, expr))
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}
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fn group(expr: Box<Expr>) -> Box<Expr> {
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fn group(expr: Box<Expr>) -> Box<Expr> {
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Box::new(Expr::Group(expr))
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Box::new(Expr::Group(expr))
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}
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}
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@ -421,6 +427,21 @@ mod tests {
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);
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);
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}
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}
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#[test_case(Deg)]
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#[test_case(Rad)]
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fn test_unary(angle_unit: TokenKind) {
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let tokens = vec![
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token(Minus, ""),
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token(Literal, "1"),
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token(angle_unit.clone(), ""),
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];
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assert_eq!(
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parse(tokens).unwrap(),
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Stmt::Expr(unary(Minus, Box::new(Expr::Unit(literal("1"), angle_unit))))
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);
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}
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#[test]
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#[test]
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fn test_var_decl() {
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fn test_var_decl() {
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let tokens = vec![
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let tokens = vec![
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