correctly handle multiple asserts
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@ -99,19 +99,22 @@ class AssertionRewriter(ast.NodeVisitor):
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node = nodes.popleft()
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for name, field in ast.iter_fields(node):
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if isinstance(field, list):
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new = []
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for i, child in enumerate(field):
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if isinstance(child, ast.Assert):
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# Transform assert.
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new.extend(self.visit(child))
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asserts.append((field, i, child))
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elif isinstance(child, ast.AST):
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else:
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new.append(child)
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if isinstance(child, ast.AST):
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nodes.append(child)
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setattr(node, name, new)
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elif (isinstance(field, ast.AST) and
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# Don't recurse into expressions as they can't contain
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# asserts.
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not isinstance(field, ast.expr)):
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nodes.append(field)
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# Transform asserts.
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for parent, pos, assert_ in asserts:
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parent[pos:pos + 1] = self.visit(assert_)
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def variable(self):
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"""Get a new variable."""
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@ -196,6 +196,11 @@ class TestAssertionRewrite:
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a, b, c = range(3)
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assert a < b <= c
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getmsg(f, must_pass=True)
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def f():
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a, b, c = range(3)
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assert a < b
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assert b < c
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getmsg(f, must_pass=True)
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def test_len(self):
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def f():
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