tell()

vidstige · Jan 21, 2024 · 5ba7047 · 5ba7047
1 parent 29eabee
commit 5ba7047
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diff --git a/ar/substream.py b/ar/substream.py
@@ -30,3 +30,6 @@ def read(self, n=None):
 
     def close(self):
         pass
+
+    def tell(self) -> int:
+        return self.position
diff --git a/ar/tests/test_linux.py b/ar/tests/test_linux.py
@@ -39,6 +39,17 @@ def test_seek_basic():
         assert file0.read(3) == 'ell'
 
 
+def test_tell():
+    with ARCHIVE.open('rb') as f:
+        archive = Archive(f)
+        file0 = archive.open('file0.txt')
+        assert file0.tell() == 0
+        file0.read(2)
+        assert file0.tell() == 2
+        file0.read()
+        assert file0.tell() == 5
+
+
 def test_open_missing_path():
     with ARCHIVE.open('rb') as f:
         archive = Archive(f)