Use do_run_from_file() for test_i64_7z

1 files changed, 4 insertions, 18 deletions

diff --git a/tests/test_core.py b/tests/test_core.py
index 0a083a80..f59d73a9 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -395,24 +395,10 @@ class T(RunnerCore): # Short name, to make it more fun to use manually on the co
   def test_i64_7z(self):
     if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')
 
-    src = r'''
-      #include <stdint.h>
-      #include <stdio.h>
-      uint64_t a, b;
-      int main(int argc, char *argv[])
-      {
-          a = argc;
-          b = argv[1][0];
-          printf("%d,%d\n", a, b);
-          if (a > a + b || a > a + b + 1) {
-              printf("one %lld, %lld", a, b);
-              return 0;
-          }
-          printf("zero %lld, %lld", a, b);
-          return 0;
-      }
-    '''
-    self.do_run(src, 'zero 2, 104', ['hallo'])
+    test_path = path_from_root('tests', 'core', 'test_i64_7z')
+    src, output = (test_path + s for s in ('.in', '.out'))
+
+    self.do_run_from_file(src, output, ['hallo'])
 
   def test_i64_i16(self):
     if Settings.USE_TYPED_ARRAYS != 2: return self.skip('full i64 stuff only in ta2')