From c5ece84da180b29a60d881008881ccfb29e7486c Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Mon, 25 Nov 2024 08:48:56 -0500
Subject: First-class primitives, type aliasing, and better cross-compilation.

I haven't actually tested cross-compilation, but we should be making
fewer assumptions about the target ABI now.
---
 tests/test-bstruct.scm | 31 ++++++++++++++++++++++---------
 1 file changed, 22 insertions(+), 9 deletions(-)

(limited to 'tests')

diff --git a/tests/test-bstruct.scm b/tests/test-bstruct.scm
index 18cb13a..6970f4e 100644
--- a/tests/test-bstruct.scm
+++ b/tests/test-bstruct.scm
@@ -20,6 +20,9 @@
   #:use-module (system foreign)
   #:use-module (tests utils))
 
+;; For testing primitive type aliases.
+(define-bstruct f32 float)
+
 ;; For testing basic structs.
 (define-bstruct <vec2>
   (struct (x f32) (y f32)))
@@ -27,6 +30,9 @@
 (define-bstruct <vertex>
   (struct (xy <vec2>) (uv <vec2>)))
 
+;; For testing compound type aliases.
+(define-bstruct <vert> <vertex>)
+
 ;; For testing bit fields.
 (define-bstruct <date>
   (bits
@@ -36,21 +42,21 @@
 
 ;; For testing arrays.
 (define-bstruct <matrix4>
-  (array 16 f32))
+  (array 16 float))
 
 ;; For testing variable length arrays.
 (define-bstruct <floats>
-  (struct (items (* f32))))
+  (struct (items (* float))))
 
 ;; For testing unions.
 (define-bstruct <mouse-move-event>
-  (struct (type u8) (x s32) (y s32)))
+  (struct (type uint8) (x int32) (y int32)))
 
 (define-bstruct <mouse-button-event>
-  (struct (type u8) (button u8) (state u8) (x s32) (y s32)))
+  (struct (type uint8) (button uint8) (state uint8) (x int32) (y int32)))
 
 (define-bstruct <event>
-  (union (type u8)
+  (union (type uint8)
          (mouse-move <mouse-move-event>)
          (mouse-button <mouse-button-event>)))
 
@@ -61,10 +67,10 @@
 ;; For testing proper sizing.
 (define-bstruct <right-sized>
   (struct
-   (a u64)
-   (b u32)
-   (c u64)
-   (d u32)))
+   (a uint64)
+   (b uint32)
+   (c uint64)
+   (d uint32)))
 
 ;; For testing opaque types.
 (define-bstruct <opaque>)
@@ -85,6 +91,7 @@
                                   (bstruct-alloc <vec2> (x 77) (y 89))))))
 
   (test-group "bstruct->sexp"
+    ;; (test-equal 42.0 (bstruct->sexp (bstruct-alloc float 42.0)))
     (test-equal '(struct (x 42.0) (y 69.0))
       (bstruct->sexp (bstruct-alloc <vec2> (x 42) (y 69))))
     (test-equal '(struct (xy (struct (x 42.0) (y 69.0)))
@@ -143,6 +150,8 @@
     (test-equal (alignof (list float float)) (bstruct-alignof <vec2>))
     (test-equal (alignof (list (list float float) (list float float)))
       (bstruct-alignof <vertex>))
+    (test-equal (alignof (list (list float float) (list float float)))
+      (bstruct-alignof <vert>))
     (test-equal (alignof (make-list 16 float)) (bstruct-alignof <matrix4>))
     (test-equal (alignof (list uint8 int32 int32))
       (bstruct-alignof <mouse-move-event>))
@@ -158,6 +167,8 @@
     (test-equal (sizeof (list float float)) (bstruct-sizeof <vec2>))
     (test-equal (sizeof (list (list float float) (list float float)))
       (bstruct-sizeof <vertex>))
+    (test-equal (sizeof (list (list float float) (list float float)))
+      (bstruct-sizeof <vert>))
     (test-equal (sizeof (make-list 16 float)) (bstruct-sizeof <matrix4>))
     (test-equal (sizeof (list uint8 int32 int32))
       (bstruct-sizeof <mouse-move-event>))
@@ -176,6 +187,8 @@
       (bstruct-ref <vec2> (bstruct-alloc <vec2> (x 42) (y 69)) y))
     (test-equal 42.0
       (bstruct-ref <vertex> (bstruct-alloc <vertex> ((uv x) 42)) (uv x)))
+    (test-equal 42.0
+      (bstruct-ref <vertex> (bstruct-alloc <vert> ((uv x) 42)) (uv x)))
     (test-equal 4.0
       (let ((bv (f32vector 1 2 3 4)))
         (bstruct-ref <floats>
-- 
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