12.1: feathered selections, Select Subject, Soft Light, the fixed-width font menu (Compositor 1.1.1–1.1.4)

tests/SelectionAmountSheetTests.cpp

@@ -0,0 +1,140 @@
+#include "ContentView.h"
+#include "SelectionFixtures.h"
+#include "UI/LassoControls.h"
+#include <QApplication>
+#include <QLabel>
+#include <QSlider>
+
+// Select's amount sheet, its panel, and the bar's Feather.
+namespace {
+template <typename Widget> Widget &find(QWidget &root, const char *name)
+{
+    Widget *found = root.findChild<Widget *>(QString::fromLatin1(name));
+    if (!found)
+        throw std::runtime_error(std::string("no widget named ") + name);
+    return *found;
+}
+
+QWidget *amountPanel()
+{
+    for (QWidget *widget : QApplication::topLevelWidgets()) {
+        if (widget->objectName() == QStringLiteral("selectionAmountPanel") && widget->isVisible())
+            return widget;
+    }
+    return nullptr;
+}
+}
+
+class SelectionAmountSheetTests : public QObject {
+    Q_OBJECT
+private slots:
+    void theSheetTakesAWholeNumberInRange();
+    void cancelAndThePanelsCloseForgetTheQuestion();
+    void theBarFeathersByItsAmount();
+};
+
+void SelectionAmountSheetTests::theSheetTakesAWholeNumberInRange()
+{
+    const auto session = selectionSession();
+    lasso(*session, square(20, 20, 40));
+    session->setSelectionFeatherAmount(9);
+    session->promptSelectionAmount(SelectionAmountOperation::feather);
+    SelectionAmountSheet sheet(*session, SelectionAmountOperation::feather);
+    sheet.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&sheet));
+    QCOMPARE(sheet.width(), 380);
+    auto &field = find<QLineEdit>(sheet, "amountField");
+    auto &slider = find<QSlider>(sheet, "amountSlider");
+    auto &note = find<QLabel>(sheet, "amountNote");
+    auto &ok = find<QPushButton>(sheet, "amountOK");
+    QTRY_VERIFY(field.hasFocus());
+    QCOMPARE(field.text(), QString("9"));
+    QCOMPARE(slider.maximum(), 250);
+    QCOMPARE(slider.value(), 9);
+    QVERIFY(!note.isVisible() && ok.isEnabled() && ok.isDefault());
+    QCOMPARE(note.text(), QString("Enter a whole number from 1 to 250 px."));
+    const int height = sheet.height();
+    // Out of range: the note shows, OK rests.
+    for (const char *typed : {"251", "0", "2.5", "x", ""}) {
+        field.setText(QString::fromLatin1(typed));
+        QVERIFY2(note.isVisible() && !ok.isEnabled(), typed);
+        QCOMPARE(sheet.height(), height);
+    }
+    slider.setValue(40);
+    QCOMPARE(field.text(), QString("40"));
+    QVERIFY(ok.isEnabled());
+    field.setText(QStringLiteral(" 12 "));
+    QCOMPARE(slider.value(), 12);
+    QCOMPARE(note.font().pixelSize(), 12);
+    QTest::mouseClick(&ok, Qt::LeftButton);
+    QVERIFY(!session->selectionAmountOperation());
+    QCOMPARE(session->selectionFeatherAmount(), 12);
+    QCOMPARE(session->selection().value().feather, 12.0);
+    // Expand and Contract reach 500.
+    SelectionAmountSheet expand(*session, SelectionAmountOperation::expand);
+    QCOMPARE(find<QSlider>(expand, "amountSlider").maximum(), 500);
+    QCOMPARE(find<QLineEdit>(expand, "amountField").text(), QString("1"));
+    QCOMPARE(find<QLabel>(expand, "amountNote").text(), QString("Enter a whole number from 1 to 500 px."));
+}
+
+void SelectionAmountSheetTests::cancelAndThePanelsCloseForgetTheQuestion()
+{
+    EditorSession session;
+    ContentView view(session);
+    view.resize(900, 600);
+    view.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&view));
+    session.createDocument(100, 100, true);
+    session.selectAll();
+    session.promptSelectionAmount(SelectionAmountOperation::contract);
+    QWidget *panel = nullptr;
+    QTRY_VERIFY((panel = amountPanel()));
+    QCOMPARE(panel->windowTitle(), QString("Contract Selection"));
+    QTest::mouseClick(&find<QPushButton>(*panel, "amountCancel"), Qt::LeftButton);
+    QVERIFY(!session.selectionAmountOperation());
+    QTRY_VERIFY(!amountPanel());
+    QCOMPARE(session.history.undoName(), QString("Select All"));
+    // Escape closes the panel, forgetting the question too.
+    session.promptSelectionAmount(SelectionAmountOperation::expand);
+    QTRY_VERIFY((panel = amountPanel()));
+    QCOMPARE(panel->windowTitle(), QString("Expand Selection"));
+    QTRY_COMPARE(QApplication::activeWindow(), panel);
+    QTest::keyClick(QApplication::focusWidget(), Qt::Key_Escape);
+    QVERIFY(!session.selectionAmountOperation());
+    QTRY_VERIFY(!amountPanel());
+    // Return in the field is OK: it applies and closes.
+    session.promptSelectionAmount(SelectionAmountOperation::feather);
+    QTRY_VERIFY((panel = amountPanel()));
+    QCOMPARE(panel->windowTitle(), QString("Feather Selection"));
+    QTRY_COMPARE(QApplication::focusWidget(), &find<QLineEdit>(*panel, "amountField"));
+    QTest::keyClick(QApplication::focusWidget(), Qt::Key_Return);
+    QCOMPARE(session.history.undoName(), QString("Feather Selection"));
+    QTRY_VERIFY(!amountPanel());
+}
+
+void SelectionAmountSheetTests::theBarFeathersByItsAmount()
+{
+    const auto session = selectionSession();
+    LassoControls controls(*session);
+    controls.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&controls));
+    auto &feather = find<QPushButton>(controls, "featherSelection");
+    auto &amount = find<QLineEdit>(controls, "selectionFeatherAmount");
+    QVERIFY(!feather.isEnabled() && !amount.isEnabled());
+    QCOMPARE(amount.text(), QString("2"));
+    lasso(*session, square(20, 20, 40));
+    QVERIFY(feather.isEnabled() && amount.isEnabled());
+    amount.setFocus();
+    QTRY_VERIFY(amount.hasFocus());
+    amount.selectAll();
+    QTest::keyClicks(&amount, "300");
+    QCOMPARE(session->selectionFeatherAmount(), 250);
+    amount.selectAll();
+    QTest::keyClicks(&amount, "3");
+    QTest::mouseClick(&feather, Qt::LeftButton);
+    QCOMPARE(session->selection().value().feather, 3.0);
+    QCOMPARE(session->history.undoName(), QString("Feather Selection"));
+}
+
+QTEST_MAIN(SelectionAmountSheetTests)
+#include "SelectionAmountSheetTests.moc"