Client tests: Add touch infrastructure and simple test

This doesn't test much, but adds the infrastructure needed for more
thorough tests later on.

More or less exactly matches the mocking for wl_keyboard and wl_pointer.

Change-Id: I563bb9be7ccaaf0aa83611e84d051cc307455ccb
Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>

5 files changed, 54 insertions, 7 deletions

diff --git a/tests/auto/client/seatv5/tst_seatv5.cpp b/tests/auto/client/seatv5/tst_seatv5.cpp
index 4e5d6cce..c2b1b0e4 100644
--- a/tests/auto/client/seatv5/tst_seatv5.cpp
+++ b/tests/auto/client/seatv5/tst_seatv5.cpp
@@ -41,7 +41,7 @@ public:
 
             removeAll<Seat>();
 
-            uint capabilities = MockCompositor::Seat::capability_pointer;
+            uint capabilities = MockCompositor::Seat::capability_pointer | MockCompositor::Seat::capability_touch;
             int version = 5;
             add<Seat>(capabilities, version);
         });
@@ -54,6 +54,8 @@ class tst_seatv5 : public QObject, private SeatV5Compositor
 private slots:
     void cleanup() { QTRY_VERIFY2(isClean(), qPrintable(dirtyMessage())); }
     void bindsToSeat();
+
+    // Pointer tests
     void createsPointer();
     void setsCursorOnEnter();
     void usesEnterSerial();
@@ -62,6 +64,9 @@ private slots:
     void fingerScroll();
     void fingerScrollSlow();
     void wheelDiscreteScroll();
+
+    // Touch tests
+    void createsTouch();
 };
 
 void tst_seatv5::bindsToSeat()
@@ -376,5 +381,11 @@ void tst_seatv5::wheelDiscreteScroll()
     }
 }
 
+void tst_seatv5::createsTouch()
+{
+    QCOMPOSITOR_TRY_COMPARE(touch()->resourceMap().size(), 1);
+    QCOMPOSITOR_TRY_COMPARE(touch()->resourceMap().first()->version(), 5);
+}
+
 QCOMPOSITOR_TEST_MAIN(tst_seatv5)
 #include "tst_seatv5.moc"
diff --git a/tests/auto/client/shared/coreprotocol.cpp b/tests/auto/client/shared/coreprotocol.cpp
index 5f51e417..006c4a80 100644
--- a/tests/auto/client/shared/coreprotocol.cpp
+++ b/tests/auto/client/shared/coreprotocol.cpp
@@ -192,14 +192,14 @@ Seat::~Seat()
     qDeleteAll(m_oldPointers);
     delete m_pointer;
 
+    qDeleteAll(m_oldTouchs);
+    delete m_touch;
+
     qDeleteAll(m_oldKeyboards);
     delete m_keyboard;
 }
 
 void Seat::setCapabilities(uint capabilities) {
-    // TODO: Add support for touch
-    Q_ASSERT(~capabilities & capability_touch);
-
     m_capabilities = capabilities;
 
     if (m_capabilities & capability_pointer) {
@@ -210,6 +210,14 @@ void Seat::setCapabilities(uint capabilities) {
         m_pointer = nullptr;
     }
 
+    if (m_capabilities & capability_touch) {
+        if (!m_touch)
+            m_touch = (new Touch(this));
+    } else if (m_touch) {
+        m_oldTouchs << m_touch;
+        m_touch = nullptr;
+    }
+
     if (m_capabilities & capability_keyboard) {
         if (!m_keyboard)
             m_keyboard = (new Keyboard(this));
@@ -237,6 +245,21 @@ void Seat::seat_get_pointer(Resource *resource, uint32_t id)
     m_pointer->add(resource->client(), id, resource->version());
 }
 
+void Seat::seat_get_touch(QtWaylandServer::wl_seat::Resource *resource, uint32_t id)
+{
+    if (~m_capabilities & capability_touch) {
+        qWarning() << "Client requested a wl_touch without the capability being available."
+                   << "This Could be a race condition when hotunplugging,"
+                   << "but is most likely a client error";
+        Touch *touch = new Touch(this);
+        touch->add(resource->client(), id, resource->version());
+        // TODO: mark as destroyed
+        m_oldTouchs << touch;
+        return;
+    }
+    m_touch->add(resource->client(), id, resource->version());
+}
+
 void Seat::seat_get_keyboard(QtWaylandServer::wl_seat::Resource *resource, uint32_t id)
 {
     if (~m_capabilities & capability_keyboard) {
diff --git a/tests/auto/client/shared/coreprotocol.h b/tests/auto/client/shared/coreprotocol.h
index 2347a836..6905ab5d 100644
--- a/tests/auto/client/shared/coreprotocol.h
+++ b/tests/auto/client/shared/coreprotocol.h
@@ -38,6 +38,7 @@ namespace MockCompositor {
 class WlCompositor;
 class Output;
 class Pointer;
+class Touch;
 class Keyboard;
 class CursorRole;
 class ShmPool;
@@ -236,7 +237,7 @@ class Seat : public Global, public QtWaylandServer::wl_seat
 {
     Q_OBJECT
 public:
-    explicit Seat(CoreCompositor *compositor, uint capabilities = Seat::capability_pointer | Seat::capability_keyboard, int version = 5);
+    explicit Seat(CoreCompositor *compositor, uint capabilities = Seat::capability_pointer | Seat::capability_keyboard | Seat::capability_touch, int version = 5);
     ~Seat() override;
     void send_capabilities(Resource *resource, uint capabilities) = delete; // Use wrapper instead
     void send_capabilities(uint capabilities) = delete; // Use wrapper instead
@@ -247,6 +248,9 @@ public:
     Pointer* m_pointer = nullptr;
     QVector<Pointer *> m_oldPointers;
 
+    Touch* m_touch = nullptr;
+    QVector<Touch *> m_oldTouchs;
+
     Keyboard* m_keyboard = nullptr;
     QVector<Keyboard *> m_oldKeyboards;
 
@@ -259,8 +263,8 @@ protected:
     }
 
     void seat_get_pointer(Resource *resource, uint32_t id) override;
+    void seat_get_touch(Resource *resource, uint32_t id) override;
     void seat_get_keyboard(Resource *resource, uint32_t id) override;
-//    void seat_get_touch(Resource *resource, uint32_t id) override;
 
 //    void seat_release(Resource *resource) override;
 };
@@ -307,6 +311,14 @@ public:
     Surface *m_surface = nullptr;
 };
 
+class Touch : public QObject, public QtWaylandServer::wl_touch
+{
+    Q_OBJECT
+public:
+    explicit Touch(Seat *seat) : m_seat(seat) {}
+    Seat *m_seat = nullptr;
+};
+
 class Keyboard : public QObject, public QtWaylandServer::wl_keyboard
 {
     Q_OBJECT
diff --git a/tests/auto/client/shared/mockcompositor.cpp b/tests/auto/client/shared/mockcompositor.cpp
index 6b9af429..5f2d8907 100644
--- a/tests/auto/client/shared/mockcompositor.cpp
+++ b/tests/auto/client/shared/mockcompositor.cpp
@@ -41,7 +41,7 @@ DefaultCompositor::DefaultCompositor()
         add<SubCompositor>();
         auto *output = add<Output>();
         output->m_data.physicalSize = output->m_data.mode.physicalSizeForDpi(96);
-        add<Seat>(Seat::capability_pointer | Seat::capability_keyboard);
+        add<Seat>(Seat::capability_pointer | Seat::capability_keyboard | Seat::capability_touch);
         add<XdgWmBase>();
         add<Shm>();
         // TODO: other shells, viewporter, xdgoutput etc
diff --git a/tests/auto/client/shared/mockcompositor.h b/tests/auto/client/shared/mockcompositor.h
index aa85a4ae..3cb9b337 100644
--- a/tests/auto/client/shared/mockcompositor.h
+++ b/tests/auto/client/shared/mockcompositor.h
@@ -60,6 +60,7 @@ public:
     XdgToplevel *xdgToplevel(int i = 0) { return get<XdgWmBase>()->toplevel(i); }
     XdgPopup *xdgPopup(int i = 0) { return get<XdgWmBase>()->popup(i); }
     Pointer *pointer() { auto *seat = get<Seat>(); Q_ASSERT(seat); return seat->m_pointer; }
+    Touch *touch() { auto *seat = get<Seat>(); Q_ASSERT(seat); return seat->m_touch; }
     Surface *cursorSurface() { auto *p = pointer(); return p ? p->cursorSurface() : nullptr; }
     Keyboard *keyboard() { auto *seat = get<Seat>(); Q_ASSERT(seat); return seat->m_keyboard; }
     uint sendXdgShellPing();