Use do_run_from_file() for test_stack_varargs

3 files changed, 21 insertions, 17 deletions

diff --git a/tests/core/test_stack_varargs.in b/tests/core/test_stack_varargs.in
new file mode 100644
index 00000000..74b600bd
--- /dev/null
+++ b/tests/core/test_stack_varargs.in
@@ -0,0 +1,16 @@
+
+// We should not blow up the stack with numerous varargs
+      #include <stdio.h>
+      #include <stdlib.h>
+
+      void func(int i) {
+        printf("%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
+                 i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i);
+      }
+      int main() {
+        for (int i = 0; i < 1024; i++)
+          func(i);
+        printf("ok!\n");
+        return 0;
+      }
+    
diff --git a/tests/core/test_stack_varargs.out b/tests/core/test_stack_varargs.out
new file mode 100644
index 00000000..e036282a
--- /dev/null
+++ b/tests/core/test_stack_varargs.out
@@ -0,0 +1 @@
+ok!
\ No newline at end of file
diff --git a/tests/test_core.py b/tests/test_core.py
index 5e38034e..817fc5be 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -1581,25 +1581,12 @@ class T(RunnerCore): # Short name, to make it more fun to use manually on the co
     if self.emcc_args is None: return # too slow in other modes
 
     Settings.INLINING_LIMIT = 50
+    Settings.TOTAL_STACK = 1024
 
-    # We should not blow up the stack with numerous varargs
-    src = r'''
-      #include <stdio.h>
-      #include <stdlib.h>
+    test_path = path_from_root('tests', 'core', 'test_stack_varargs')
+    src, output = (test_path + s for s in ('.in', '.out'))
 
-      void func(int i) {
-        printf("%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
-                 i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i, i);
-      }
-      int main() {
-        for (int i = 0; i < 1024; i++)
-          func(i);
-        printf("ok!\n");
-        return 0;
-      }
-    '''
-    Settings.TOTAL_STACK = 1024
-    self.do_run(src, 'ok!')
+    self.do_run_from_file(src, output)
 
   def test_stack_varargs2(self):
     if self.emcc_args is None: return # too slow in other modes