php-parser/test/code/formatPreservation/listInsertionIndentation.test

Check correct indentation use when inserting into list node
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<?php
$this->foo = new Foo;
$this->foo->a()
          ->b();
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$outerCall = $stmts[1]->expr;
$innerCall = $outerCall->var;
$var = $innerCall->var;
$stmts[1]->expr = $innerCall;
$stmts[2] = new Stmt\Expression(new Expr\MethodCall($var, $outerCall->name));
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<?php
$this->foo = new Foo;
$this->foo->a();
$this->foo->b();