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Pass user-supplied ScriptContext to script engine evaluation (fixes issue #21).

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This commit is contained in:
James Roseborough
2014-03-09 16:45:57 +00:00
parent 7b97573ac8
commit 736218d1f2
3 changed files with 55 additions and 2 deletions
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37
test/junit/org/luaj/vm2/script/ScriptEngineTests.java
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@@ -28,6 +28,7 @@ import java.io.Reader;
import javax.script.Bindings;
import javax.script.Compilable;
import javax.script.CompiledScript;
import javax.script.ScriptContext;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineFactory;
import javax.script.ScriptEngineManager;
@@ -49,6 +50,7 @@ public class ScriptEngineTests extends TestSuite {
suite.addTest( new TestSuite( SimpleBindingsTest.class, "Simple Bindings" ) );
suite.addTest( new TestSuite( DefaultBindingsTest.class, "Default Bindings" ) );
suite.addTest( new TestSuite( LuaJCBindingsTest.class, "LuaJC Bindings" ) );
suite.addTest( new TestSuite( UserContextTest.class, "User Context" ) );
return suite;
}
@@ -245,4 +247,39 @@ public class ScriptEngineTests extends TestSuite {
return "some-user-value";
}
}
public static class UserContextTest extends TestCase {
protected ScriptEngine e;
protected Bindings b;
protected ScriptContext c;
public void setUp() {
this.e = new ScriptEngineManager().getEngineByName("luaj");
this.c = new LuajContext();
this.b = c.getBindings(ScriptContext.ENGINE_SCOPE);
}
public void testUncompiledScript() throws ScriptException {
b.put("x", 144);
assertEquals(12, e.eval("z = math.sqrt(x); return z", b));
assertEquals(12, b.get("z"));
assertEquals(null, e.getBindings(ScriptContext.ENGINE_SCOPE).get("z"));
assertEquals(null, e.getBindings(ScriptContext.GLOBAL_SCOPE).get("z"));
b.put("x", 25);
assertEquals(5, e.eval("z = math.sqrt(x); return z", c));
assertEquals(5, b.get("z"));
assertEquals(null, e.getBindings(ScriptContext.ENGINE_SCOPE).get("z"));
assertEquals(null, e.getBindings(ScriptContext.GLOBAL_SCOPE).get("z"));
}
public void testCompiledScript() throws ScriptException {
CompiledScript cs = ((Compilable)e).compile("z = math.sqrt(x); return z");
b.put("x", 144);
assertEquals(12, cs.eval(b));
assertEquals(12, b.get("z"));
b.put("x", 25);
assertEquals(5, cs.eval(c));
assertEquals(5, b.get("z"));
}
}
}