1 files changed, 45 insertions, 0 deletions
diff --git a/tests/cocoa/test_ownership.m b/tests/cocoa/test_ownership.m
new file mode 100644
index 0000000..aa75b1c
--- /dev/null
+++ b/tests/cocoa/test_ownership.m
@@ -0,0 +1,45 @@
+#import <AppKit/AppKit.h>
+#include "yasl/yasl.h"
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+
+int main(void)
+{
+    struct yasl_display *d = yasl_display_open(NULL, NULL);
+    assert(d);
+    struct yasl_surface_spec spec = {.title = "Ownership test", .size = {160, 100}};
+    struct yasl_surface *s = yasl_surface_create_toplevel(d, &spec);
+    assert(s);
+    struct yasl_input_event event;
+    while (yasl_surface_input_poll(s, &event)) {}
+    @autoreleasepool {
+        for (int i = 0; i < 600; i++) {
+            char text[32];
+            snprintf(text, sizeof(text), "paste-%d", i);
+            yasl_display_copy(d, YASL_CLIPBOARD, text);
+            yasl_display_paste(d, YASL_CLIPBOARD, s);
+            memset(text, 'x', sizeof(text));
+        }
+    }
+    /* All NSString/UTF8String temporaries have now expired. */
+    for (int i = 0; i < 600; i++) {
+        char text[32];
+        snprintf(text, sizeof(text), "paste-%d", i);
+        assert(yasl_surface_input_poll(s, &event));
+        assert(event.kind == YASL_INPUT_PASTE && strcmp(event.paste.text, text) == 0);
+    }
+    const char *last = event.paste.text;
+    assert(!yasl_surface_input_poll(s, &event));
+    @autoreleasepool { yasl_display_copy(d, YASL_CLIPBOARD, "new selection"); }
+    assert(strcmp(last, "paste-599") == 0);
+    @autoreleasepool {
+        yasl_display_copy(d, YASL_CLIPBOARD, "");
+        yasl_display_paste(d, YASL_CLIPBOARD, s);
+    }
+    assert(yasl_surface_input_poll(s, &event));
+    assert(event.kind == YASL_INPUT_PASTE && !event.paste.len && !event.paste.text[0]);
+    yasl_surface_destroy(s);
+    yasl_display_close(d);
+    return 0;
+}