Fix transformer property change check.

We must always go through all transformers, even if we already found one
that changed, because the ones that have changed must be invalidated
individually.

Change-Id: I9825eae5c77730febe3335aa8b9c5b028f427365
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/tests/auto/blackbox/testdata/propertyChanges/project.qbs b/tests/auto/blackbox/testdata/propertyChanges/project.qbs
index 799c340bd..9d35d0caa 100644
--- a/tests/auto/blackbox/testdata/propertyChanges/project.qbs
+++ b/tests/auto/blackbox/testdata/propertyChanges/project.qbs
@@ -30,6 +30,16 @@ Project {
         property string fileContentPrefix: "prefix 1"
 
         Transformer {
+            Artifact { fileName: "nothing" }
+            prepare: {
+                var cmd = new JavaScriptCommand();
+                cmd.silent = true;
+                cmd.sourceCode = function() { print(product.fileContentPrefix); }
+                return cmd;
+            }
+        }
+
+        Transformer {
             Artifact { fileName: "generated.txt" }
             prepare: {
                 var cmd = new JavaScriptCommand();