Storybook: TestUtils singleton added

storybook/src/Storybook/TestUtils.qml

@@ -0,0 +1,42 @@
+pragma Singleton
+
+import QtQuick 2.15
+
+import QtQml 2.15
+
+QtObject {
+    function findTextItem(root, text) {
+        for (let i = 0; i < root.children.length; i++) {
+            const c = root.children[i]
+
+            if (c instanceof Text && c.text === text)
+                return c
+
+            const sub = findTextItem(c, text)
+
+            if (sub)
+                return sub
+        }
+
+        return null
+    }
+
+    function findByType(root, type) {
+        const children = []
+
+        for (let i = 0; i < root.children.length; i++)
+            children.push(root.children[i])
+
+        while (children.length > 0) {
+            const c = children.shift()
+
+            if (c instanceof type)
+                return c
+
+            for (let i = 0; i < c.children.length; i++)
+                children.push(c.children[i])
+        }
+
+        return null
+    }
+}

storybook/src/Storybook/qmldir

@@ -33,3 +33,4 @@ TestRunnerControls 1.0 TestRunnerControls.qml
 singleton FigmaUtils 1.0 FigmaUtils.qml
 singleton InspectionUtils 1.0 InspectionUtils.qml
 singleton StorybookUtils 1.0 StorybookUtils.qml
+singleton TestUtils 1.0 TestUtils.qml