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80 lines
1.8 KiB
PHP
80 lines
1.8 KiB
PHP
--TEST--
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Closure 044: Scope/bounding combination invariants; non static closures
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--FILE--
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<?php
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/* A non-static closure has a bound instance if it has a scope
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* and doesn't have an instance if it has no scope */
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$nonstaticUnscoped = function () { var_dump(isset(A::$priv)); var_dump(isset($this)); };
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class A {
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private static $priv = 7;
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function getClosure() {
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return function() { var_dump(isset(A::$priv)); var_dump(isset($this)); };
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}
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}
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$a = new A();
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$nonstaticScoped = $a->getClosure();
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echo "Before binding", "\n";
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$nonstaticUnscoped(); echo "\n";
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$nonstaticScoped(); echo "\n";
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echo "After binding, null scope, no instance", "\n";
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$d = $nonstaticUnscoped->bindTo(null, null); $d(); echo "\n";
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$d = $nonstaticScoped->bindTo(null, null); var_dump($d); echo "\n";
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echo "After binding, null scope, with instance", "\n";
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$d = $nonstaticUnscoped->bindTo(new A, null); $d(); echo "\n";
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$d = $nonstaticScoped->bindTo(new A, null); $d(); echo "\n";
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echo "After binding, with scope, no instance", "\n";
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$d = $nonstaticUnscoped->bindTo(null, 'A'); $d(); echo "\n";
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$d = $nonstaticScoped->bindTo(null, 'A'); var_dump($d); echo "\n";
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echo "After binding, with scope, with instance", "\n";
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$d = $nonstaticUnscoped->bindTo(new A, 'A'); $d(); echo "\n";
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$d = $nonstaticScoped->bindTo(new A, 'A'); $d(); echo "\n";
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echo "Done.\n";
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--EXPECTF--
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Before binding
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bool(false)
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bool(false)
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bool(true)
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bool(true)
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After binding, null scope, no instance
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bool(false)
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bool(false)
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Warning: Cannot unbind $this of closure using $this in %s on line %d
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NULL
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After binding, null scope, with instance
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bool(false)
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bool(true)
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bool(false)
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bool(true)
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After binding, with scope, no instance
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bool(true)
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bool(false)
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Warning: Cannot unbind $this of closure using $this in %s on line %d
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NULL
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After binding, with scope, with instance
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bool(true)
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bool(true)
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bool(true)
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bool(true)
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Done.
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