Reorganize exceptions and add unit tests

src/qtpromise/qpromise.h

@@ -2,7 +2,7 @@
 #define QTPROMISE_QPROMISE_H
 
 #include "qpromise_p.h"
-#include "qpromiseerror.h"
+#include "qpromiseexceptions.h"
 #include "qpromiseglobal.h"
 #include "qpromiseresolver.h"
 

src/qtpromise/qpromiseexceptions.h

@@ -1,5 +1,5 @@
-#ifndef QTPROMISE_QPROMISEERROR_H
-#define QTPROMISE_QPROMISEERROR_H
+#ifndef QTPROMISE_QPROMISEEXCEPTIONS_H
+#define QTPROMISE_QPROMISEEXCEPTIONS_H
 
 #include "qpromise_p.h"
 #include "qpromiseglobal.h"
@@ -9,6 +9,16 @@
 
 namespace QtPromise {
 
+class QPromiseCanceledException : public QException
+{
+public:
+    void raise() const Q_DECL_OVERRIDE { throw *this; }
+    QPromiseCanceledException* clone() const Q_DECL_OVERRIDE
+    {
+        return new QPromiseCanceledException(*this);
+    }
+};
+
 class QPromiseTimeoutException : public QException
 {
 public:
@@ -37,4 +47,4 @@ using QPromiseError = QtPromisePrivate::PromiseError;
 
 } // namespace QtPromise
 
-#endif // QTPROMISE_QPROMISEERROR_H
+#endif // QTPROMISE_QPROMISEEXCEPTIONS_H

src/qtpromise/qpromisefuture.h

@@ -1,24 +1,12 @@
 #ifndef QTPROMISE_QPROMISEFUTURE_P_H
 #define QTPROMISE_QPROMISEFUTURE_P_H
 
+#include "qpromiseexceptions.h"
+
 // Qt
 #include <QFutureWatcher>
 #include <QFuture>
 
-namespace QtPromise {
-
-class QPromiseCanceledException : public QException
-{
-public:
-    void raise() const Q_DECL_OVERRIDE { throw *this; }
-    QPromiseCanceledException* clone() const Q_DECL_OVERRIDE
-    {
-        return new QPromiseCanceledException(*this);
-    }
-};
-
-} // namespace QtPromise
-
 namespace QtPromisePrivate {
 
 template <typename T>

src/qtpromise/qpromiseresolver.h

@@ -1,7 +1,7 @@
 #ifndef QTPROMISE_QPROMISERESOLVER_H
 #define QTPROMISE_QPROMISERESOLVER_H
 
-#include "qpromiseerror.h"
+#include "qpromiseexceptions.h"
 
 // Qt
 #include <QExplicitlySharedDataPointer>

src/qtpromise/qtpromise.pri

@@ -2,7 +2,7 @@ HEADERS += \
     $$PWD/qpromise.h \
     $$PWD/qpromise.inl \
     $$PWD/qpromise_p.h \
-    $$PWD/qpromiseerror.h \
+    $$PWD/qpromiseexceptions.h \
     $$PWD/qpromisefuture.h \
     $$PWD/qpromiseglobal.h \
     $$PWD/qpromisehelpers.h \

tests/auto/qtpromise/exceptions/exceptions.pro

@@ -0,0 +1,5 @@
+QT += concurrent
+TARGET = tst_exceptions
+SOURCES += $$PWD/tst_exceptions.cpp
+
+include(../qtpromise.pri)

tests/auto/qtpromise/exceptions/tst_exceptions.cpp

@@ -0,0 +1,52 @@
+#include "../shared/utils.h"
+
+// QtPromise
+#include <QtPromise>
+
+// Qt
+#include <QtConcurrent>
+#include <QtTest>
+
+using namespace QtPromise;
+
+class tst_exceptions : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+    void canceled();
+    void timeout();
+    void undefined();
+
+}; // class tst_exceptions
+
+QTEST_MAIN(tst_exceptions)
+#include "tst_exceptions.moc"
+
+namespace {
+
+template <class E>
+void verify()
+{
+    auto p = qPromise(QtConcurrent::run([]() { throw E(); }));
+    QCOMPARE(p.isPending(), true);
+    QCOMPARE(waitForRejected<E>(p), true);
+    QCOMPARE(p.isRejected(), true);
+}
+
+} // anonymous namespace
+
+void tst_exceptions::canceled()
+{
+    verify<QPromiseCanceledException>();
+}
+
+void tst_exceptions::timeout()
+{
+    verify<QPromiseTimeoutException>();
+}
+
+void tst_exceptions::undefined()
+{
+    verify<QPromiseUndefinedException>();
+}

tests/auto/qtpromise/qtpromise.pro

@@ -1,6 +1,7 @@
 TEMPLATE = subdirs
 SUBDIRS += \
     benchmark \
+    exceptions \
     future \
     helpers \
     qpromise \