diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/output.txt b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/output.txt
new file mode 100644
index 000000000..d6a1cec3d
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/output.txt
@@ -0,0 +1,8 @@
+getQualifiedDefinitionNames() is Vector.<String>: true
+getQualifiedDefinitionNames().fixed: false
+getQualifiedDefinitionNames().length: 5
+getQualifiedDefinitionNames() contains Test: true
+getQualifiedDefinitionNames() contains VisibleFunction: true
+getQualifiedDefinitionNames() contains VisibleNamespace: true
+getQualifiedDefinitionNames() contains foo.bar::Baz: true
+getQualifiedDefinitionNames() contains foo.bar::Internal: true
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/Test.as b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/Test.as
new file mode 100644
index 000000000..a130d1480
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/Test.as
@@ -0,0 +1,36 @@
+package {
+    public class Test {}
+}
+
+import flash.system.ApplicationDomain;
+import foo.bar.Baz;
+
+/* This should not show up in the output. */
+class NonVisible { }
+
+function check_contains(def_names: Vector.<String>, name: String) : void {
+    trace("getQualifiedDefinitionNames() contains " + name + ":", def_names.indexOf(name) != -1);
+}
+
+/* Use these to make sure they're included in the SWF. */
+Baz;
+VisibleFunction;
+VisibleNamespace;
+
+var def_names: * = ApplicationDomain.currentDomain.getQualifiedDefinitionNames();
+
+trace("getQualifiedDefinitionNames() is Vector.<String>:", def_names is Vector.<String>);
+trace("getQualifiedDefinitionNames().fixed:", def_names.fixed);
+trace("getQualifiedDefinitionNames().length:", def_names.length);
+
+/* NOTE: The order of the names should not matter, so we don't test it. */
+check_contains(def_names, "Test");
+check_contains(def_names, "VisibleFunction");
+check_contains(def_names, "VisibleNamespace");
+check_contains(def_names, "foo.bar::Baz");
+check_contains(def_names, "foo.bar::Internal");
+
+/*
+    NOTE: 'getQualifiedDefinitionNames' is able to raise a 'SecurityError',
+    however we do not currently test that functionality.
+*/
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/VisibleFunction.as b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/VisibleFunction.as
new file mode 100644
index 000000000..8e370832f
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/VisibleFunction.as
@@ -0,0 +1,3 @@
+package {
+    public function VisibleFunction() : void {}
+}
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/VisibleNamespace.as b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/VisibleNamespace.as
new file mode 100644
index 000000000..db53438d2
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/VisibleNamespace.as
@@ -0,0 +1,3 @@
+package {
+    public namespace VisibleNamespace;
+}
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/foo/bar/Baz.as b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/foo/bar/Baz.as
new file mode 100644
index 000000000..dfda8644a
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/foo/bar/Baz.as
@@ -0,0 +1,6 @@
+package foo.bar {
+    public class Baz {
+        /* Dummy variable to make sure 'foo.bar::Internal' is included in the SWF. */
+        private static var dummy: Internal;
+    }
+}
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/foo/bar/Internal.as b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/foo/bar/Internal.as
new file mode 100644
index 000000000..08b738e54
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/src/foo/bar/Internal.as
@@ -0,0 +1,5 @@
+package foo.bar {
+    /* NOTE: This will be included in 'getQualifiedDefinitionNames()'. despite not being public. */
+    internal class Internal {
+    }
+}
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/test.swf b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/test.swf
new file mode 100644
index 000000000..4fbab4125
Binary files /dev/null and b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/test.swf differ
diff --git a/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/test.toml b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/test.toml
new file mode 100644
index 000000000..dbee897f5
--- /dev/null
+++ b/tests/tests/swfs/avm2/applicationdomain_getqualifieddefinitionnames/test.toml
@@ -0,0 +1 @@
+num_frames = 1