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+// Copyright 2014 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --expose-debug-as debug --nocrankshaft
+// Get the Debug object exposed from the debug context global object.
+Debug = debug.Debug
+
+var exception = null;
+var state = 1;
+
+// Simple debug event handler which first time will cause 'step in' action
+// to get into g.call and than check that execution is stopped inside
+// function 'g'.
+function listener(event, exec_state, event_data, data) {
+ try {
+ if (event == Debug.DebugEvent.Break) {
+ if (state == 1) {
+ exec_state.prepareStep(Debug.StepAction.StepIn, 3);
+ state = 2;
+ } else if (state == 2) {
+ assertTrue(event_data.sourceLineText().indexOf("Expected to step") > 0,
+ "source line: \"" + event_data.sourceLineText() + "\"");
+ state = 3;
+ }
+ }
+ } catch(e) {
+ print("Exception: " + e);
+ exception = e;
+ }
+};
+
+// Add the debug event listener.
+Debug.setListener(listener);
+
+var count = 0;
+var obj = {
+ fun: function() {
+ ++count;
+ return count; // Expected to step
+ }
+};
+obj.fun2 = obj.fun;
+
+function testCall_Dots() {
+ debugger;
+ obj.fun();
+}
+
+function testCall_Quotes() {
+ debugger;
+ obj["fun"]();
+}
+
+function testCall_Call() {
+ debugger;
+ obj.fun.call(obj);
+}
+
+function testCall_Apply() {
+ debugger;
+ obj.fun.apply(obj);
+}
+
+function testCall_Variable() {
+ var functionName = "fun";
+ debugger;
+ obj[functionName]();
+}
+
+function testCall_Fun2() {
+ debugger;
+ obj.fun2();
+}
+
+function testCall_InternStrings() {
+ var cache = { "fun": "fun" };
+ var functionName = "fu" + "n";
+ debugger;
+ obj[cache[functionName]]();
+}
+
+function testCall_ViaFunRef() {
+ var functionName = "fu" + "n";
+ var funRef = obj[functionName];
+ debugger;
+ funRef();
+}
+
+// bug 2888
+function testCall_RuntimeVariable1() {
+ var functionName = "fu" + "n";
+ debugger;
+ obj[functionName]();
+}
+
+// bug 2888
+function testCall_RuntimeVariable2() {
+ var functionName = "un".replace(/u/, "fu");
+ debugger;
+ obj[functionName]();
+}
+
+// bug 2888
+function testCall_RuntimeVariable3() {
+ var expr = "fu" + "n";
+ const functionName = expr;
+ assertEquals("fun", functionName);
+ debugger;
+ obj[functionName]();
+}
+
+var functionsCalled = 0;
+for (var n in this) {
+ if (n.substr(0, 4) != 'test' || typeof this[n] !== "function") {
+ continue;
+ }
+ state = 1;
+ print("Running " + n + "...");
+ this[n]();
+ ++functionsCalled;
+ assertNull(exception, n);
+ assertEquals(3, state, n);
+ assertEquals(functionsCalled, count, n);
+}
+
+assertEquals(11, functionsCalled);
+
+// Get rid of the debug event listener.
+Debug.setListener(null);