chore: make folder names match crate name

crates/aiken-lang/src/tests/lexer.rs

@@ -0,0 +1,37 @@
+use chumsky::prelude::*;
+
+use crate::{ast::Span, parser::lexer, parser::token::Token};
+
+#[test]
+fn tokens() {
+    let code = "pub type |> >=\n{ Thing _na_thing name";
+    let len = code.chars().count();
+
+    let span = |i| Span::new((), i..i + 1);
+
+    assert_eq!(
+        lexer::lexer()
+            .parse(chumsky::Stream::from_iter(
+                span(len),
+                code.chars().enumerate().map(|(i, c)| (c, span(i))),
+            ))
+            .map(|tokens| tokens.into_iter().map(|(tok, _)| tok).collect::<Vec<_>>()),
+        Ok(vec![
+            Token::Pub,
+            Token::Type,
+            Token::Pipe,
+            Token::GreaterEqual,
+            Token::NewLine,
+            Token::LeftBrace,
+            Token::UpName {
+                name: "Thing".to_string()
+            },
+            Token::DiscardName {
+                name: "_na_thing".to_string()
+            },
+            Token::Name {
+                name: "name".to_string()
+            }
+        ]),
+    );
+}

crates/aiken-lang/src/tests/mod.rs

@@ -0,0 +1,2 @@
+mod lexer;
+mod parser;