wip refactor

libs/compiler/src/test/declaration_function_invocation.rs

@@ -0,0 +1,85 @@
+use crate::compile;
+use indoc::indoc;
+use pretty_assertions::assert_eq;
+
+#[test]
+fn no_arguments() -> anyhow::Result<()> {
+    let compiled = compile! {
+        debug
+        "
+        fn doSomething() {};
+        let i = doSomething();
+        "
+    };
+
+    let to_test = indoc! {
+        "
+        j main
+        doSomething:
+        push ra
+        sub r0 sp 1
+        get ra db r0
+        sub sp sp 1
+        j ra
+        main:
+        jal doSomething
+        move r8 r15 #i
+        "
+    };
+
+    assert_eq!(compiled, to_test);
+
+    Ok(())
+}
+
+#[test]
+fn let_var_args() -> anyhow::Result<()> {
+    let compiled = compile! {
+        debug
+        "
+        fn doSomething(arg1) {};
+        let arg1 = 123;
+        let i = doSomething(arg1);
+        "
+    };
+
+    assert_eq!(
+        compiled,
+        indoc! {
+            "
+            j main
+            doSomething:
+            pop r8 #arg1
+            push ra
+            sub r0 sp 1
+            get ra db r0
+            sub sp sp 1
+            j ra
+            main:
+            move r8 123 #arg1
+            push r8
+            push r8
+            jal doSomething
+            sub r0 sp 1
+            get r8 db r0
+            sub sp sp 1
+            move r9 r15 #i
+            "
+        }
+    );
+
+    Ok(())
+}
+
+#[test]
+fn incorrect_args_count() -> anyhow::Result<()> {
+    let compiled = compile! {
+        debug
+        "
+        fn doSomething(arg1, arg2){};
+        let i = doSomething();
+        "
+    };
+
+    Ok(())
+}