Initial import from qtquick2.

Branched from the monolithic repo, Qt qtquick2 branch, at commit
a4a585d2ee907746682846ae6e8a48e19deef469

1 files changed, 48 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativeecmascript/data/scarceresources/scarceResourceTest.js b/tests/auto/declarative/qdeclarativeecmascript/data/scarceresources/scarceResourceTest.js
new file mode 100644
index 0000000000..c904eb3564
--- /dev/null
+++ b/tests/auto/declarative/qdeclarativeecmascript/data/scarceresources/scarceResourceTest.js
@@ -0,0 +1,48 @@
+.import Qt.test 1.0 as JsQtTest
+
+function importScarceResource(scarceResourceProvider) {
+    // the scarce resource should be automatically released
+    // after the binding is evaluated if preserve is not
+    // called.
+    return scarceResourceProvider.scarceResource;
+}
+
+function importPreservedScarceResource(scarceResourceProvider) {
+    // the scarce resource is manually preserved
+    // during the evaluation of the binding.
+    // it should not be released.
+    var scarceResource = scarceResourceProvider.scarceResource;
+    scarceResource.preserve();
+    return scarceResource;
+}
+
+function importReleasedScarceResource(scarceResourceProvider) {
+    // release the scarce resource during the
+    // evaluation of the binding.  The returned
+    // variant will therefore be invalid.
+    var scarceResource = scarceResourceProvider.scarceResource;
+    scarceResource.destroy();
+    return scarceResource;
+}
+
+function importPreservedScarceResourceFromMultiple(scarceResourceProvider) {
+    // some scarce resources are manually preserved,
+    // some of them are manually destroyed,
+    // and some are automatically managed.
+    // We return a preserved resource
+    var sr1 = scarceResourceProvider.scarceResource; // preserved/destroyed.
+    sr1.preserve();
+    var sr2 = scarceResourceProvider.scarceResource; // preserved/destroyed
+    sr2.preserve();
+    var sr3 = scarceResourceProvider.scarceResource; // automatic.
+    var sr4 = scarceResourceProvider.scarceResource; // automatic and returned.
+    var sr5 = scarceResourceProvider.scarceResource; // destroyed
+    sr5.destroy();
+    sr2.destroy();
+    var sr6 = scarceResourceProvider.scarceResource; // destroyed
+    var sr7 = scarceResourceProvider.scarceResource; // automatic
+    sr1.destroy();
+    sr6.destroy();
+    return sr4;
+}
+