1 files changed, 16 insertions, 16 deletions
diff --git a/kpov_judge/tasks/edit_find_grep_compile_convert/task.py b/kpov_judge/tasks/edit_find_grep_compile_convert/task.py
index 48b713b..deaac4f 100644
--- a/kpov_judge/tasks/edit_find_grep_compile_convert/task.py
+++ b/kpov_judge/tasks/edit_find_grep_compile_convert/task.py
@@ -192,7 +192,7 @@ def task(testip, testuser, passwd, magicstr, dstfile, progname, pubseed):
         tests += [('tita-{:02}'.format(i), 'echo -e "\\{}" | ~/{} {}'.format(x, progname, b))]
 
     results = kpov_util.ssh_test(testip, testuser, passwd, tests)
-    results['tita_return'] = ''.join(val for key, val in results.items() if key.startswith('tita-'))
+    results['tita_return'] = ''.join(results['tita-{:02}'.format(i)] for i in range(N_TITA))
 
     return results
 
@@ -220,8 +220,13 @@ def task_check(results, params):
     N_TITA = 40
     hints = []
     score = 0
-    hidden_contents = params['magicstr']
     r = random.Random(params['rndseed'])
+
+    if results['ssh'] is not True:
+        hints += ['ssh failed: ' + results['ssh']]
+        return score, hints
+
+    expected_contents = params['magicstr']
     for i in range(1000):
         start = "".join([r.choice(["po", "p0", "no", "ko", "fo", "qo"]) for i in range(20)])
         mid = "".join([r.choice("uiasdfghjkyxcvbnm1234567890ASDFGHJKYZXCVBNM") for i in range(60)])
@@ -230,20 +235,15 @@ def task_check(results, params):
               start = "po"
               mid = "kaka"
         x = start + mid + end
-        hidden_contents += x + "\r\n"
-    expected_contents = hidden_contents
+        expected_contents += x + "\r\n"
     if results["dst_file_contents"] == expected_contents:
         score += 3
     else:
-        diff_pos = ""
-        for i, c in enumerate(results["dst_file_contents"]):
-            if len(expected_contents) < i or c != expected_contents[i]:
-                start = max(0, i-10)
-                end = min(len(expected_contents), len(results["dst_file_contents"]), i+20)
-                diff_pos = (i, results["dst_file_contents"][start:end])
+        for i, (a, b) in enumerate(zip(expected_contents, results['dst_file_contents'])):
+            if a != b:
                 break
-        hints += ["wrong file contents\n" + str(diff_pos[1])]
-        #hints += ["wrong file contents"]
+        hints += ['wrong file {} at position {}'.format(params['dstfile'], i)]
+
     expected_ls = "-rw--w---- 1 {testuser} bilbo .*{dstfile}.*\r\n".format(**params)
     if re.match(expected_ls, results["dst_ls"]):
         score += 3
@@ -253,20 +253,20 @@ def task_check(results, params):
         score += 2
     else:
         hints += ["missing program"]
+
     expected_tita = ""
     r = random.Random(params['pubseed'])
     for i in range(N_TITA):
         b = r.randint(0, 7)
         x_i = r.randint(37, 127)
-        x = oct(x_i).replace('o', '')
         if x_i & (1 << b):
-            expected_tita += "ta\r\n"
+            expected_tita += "ta"
         else:
-            expected_tita += "ti\r\n"
+            expected_tita += "ti"
     if results["tita_return"] == expected_tita:
         score += 2
     else:
-        hints += ["program output incorrect\n" + results["tita_return"]]
+        hints += ['program output incorrect:\nwanted:\t{}\ngot:\t{}'.format(expected_tita, results["tita_return"])]
     return score, hints