test(Controls.StatusImageCrop): basic validation tests for the image crop control

updates #5401

ui/StatusQ/tests/TestControls/tst_test-StatusImageCrop.qml

@@ -0,0 +1,137 @@
+import QtQuick 2.0
+import QtTest 1.0
+
+import StatusQ.Controls 0.1
+
+import StatusQ.TestHelpers 0.1
+
+Item {
+    width: 400
+    height: 300
+
+    Component {
+        id: noSourceComponent
+
+        StatusImageCrop {
+            anchors.fill: parent
+
+            windowStyle: StatusImageCrop.WindowStyle.Rounded
+        }
+    }
+
+    Component {
+        id: withSourceComponent
+
+        StatusImageCrop {
+            anchors.fill: parent
+
+            // TODO: generate test image and break the sandbox dependency
+            source: `${Qt.resolvedUrl(".")}../../sandbox/demoapp/data/logo-test-image.png`
+            windowStyle: StatusImageCrop.WindowStyle.Rectangular
+            Component.onCompleted: setCropRect(Qt.rect(10, 0, sourceSize.width - 20, sourceSize.height))
+        }
+    }
+    
+    Loader {
+        id: testLoader
+
+        anchors.fill: parent
+        active: false
+    }
+
+    TestCase {
+        id: qmlWarningsTest
+
+        name: "CheckQmlWarnings"
+
+        when: windowShown
+
+        //
+        // Test guards
+
+        function init() {
+            qtOuput.restartCapturing()
+        }
+
+        function cleanup() {
+            testLoader.active = false
+        }
+
+        //
+        // Tests
+
+        function test_no_source_initialization() {
+            testLoader.sourceComponent = noSourceComponent
+            testLoader.active = true
+            verify(waitForRendering(testLoader.item))
+            testLoader.active = false
+            wait(100)
+            verify(qtOuput.qtOuput().length === 0, `No output expected. Found:\n"${qtOuput.qtOuput()}"\n`)
+        }
+
+        function test_with_source_initialization() {
+            testLoader.sourceComponent = withSourceComponent
+            testLoader.active = true
+            verify(waitForRendering(testLoader.item))
+            testLoader.active = false
+            wait(100)
+            verify(qtOuput.qtOuput().length === 0, `No output expected. Found:\n"${qtOuput.qtOuput()}"\n`)
+        }
+    }
+
+    StatusImageCrop {
+        id: testControl
+
+        // TODO: generate test image and break the sandbox dependency
+        source: `${Qt.resolvedUrl(".")}../../sandbox/demoapp/data/logo-test-image.png`
+        windowStyle: StatusImageCrop.WindowStyle.Rectangular
+        Component.onCompleted: setCropRect(Qt.rect(10, 0, sourceSize.width - 20, sourceSize.height))
+    }
+
+    TestCase {
+        name: "TestFunctionality"
+
+        //
+        // Test guards
+
+        function init() {
+            qtOuput.restartCapturing()
+        }
+
+        function cleanup() {
+        }
+
+        //
+        // Tests
+
+        function test_inflateRect_by2() {
+            const refRect = Qt.rect(2,2,5,6)
+            const infateResult = testControl.inflateRectBy(refRect, 2)
+            const inflatedBy2Rect = Qt.rect(-0.5, -1, 10, 12)
+            compare(infateResult, inflatedBy2Rect, "Inflating rectangle failed")
+            verify(qtOuput.qtOuput().length === 0, `No output expected. Found:\n"${qtOuput.qtOuput()}"\n`)
+        }
+
+        function test_inflateRectBy_deflateByHalf() {
+            const refRect = Qt.rect(3,4,2,3)
+            const inflateResult = testControl.inflateRectBy(refRect, 0.5)
+            const defaltedByHalfRect = Qt.rect(3.5, 4.75, 1, 1.5)
+            compare(inflateResult, defaltedByHalfRect, "Inflating rectangle failed")
+            verify(qtOuput.qtOuput().length === 0, `No output expected. Found:\n"${qtOuput.qtOuput()}"\n`)
+        }
+
+        function test_rectCenter() {
+            compare(testControl.rectCenter(Qt.rect(2, 3, 2, 4)), Qt.point(3, 5), "Fail to retrieve center");
+            compare(testControl.rectCenter(Qt.rect(-1, 3, 1, 3)), Qt.point(-0.5, 4.5), "Fail to retrieve center");
+        }
+
+        function test_recenterRect() {
+            compare(testControl.recenterRect(Qt.rect(1.5, 2, 3, 4), Qt.point(0, 0)), Qt.rect(-1.5, -2, 3, 4))
+            compare(testControl.recenterRect(Qt.rect(0, 0, 1.5, 3), Qt.point(0.75, 1.5)), Qt.rect(0, 0, 1.5, 3))
+        }
+    }
+
+    MonitorQtOutput {
+        id: qtOuput
+    }
+}