feat(GODT-2239): introduce GoogleTest unit tests for bridgepp.

internal/frontend/bridge-gui/bridgepp/Test/Exception/TestException.cpp

@@ -0,0 +1,95 @@
+// Copyright (c) 2023 Proton AG
+//
+// This file is part of Proton Mail Bridge.
+//
+// Proton Mail Bridge is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Proton Mail Bridge is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
+
+#include <bridgepp/Exception/Exception.h>
+#include <gtest/gtest.h>
+
+
+using namespace bridgepp;
+
+
+namespace {
+    QString const testQWhat = "What";
+    QString const testDetails = "Some details";
+    QString const testFunction = "function";
+    QByteArray const testAttachment = QString("Some data").toLocal8Bit();
+    Exception const testException(testQWhat, testDetails, testFunction, testAttachment);
+}
+
+
+//****************************************************************************************************************************************************
+//
+//****************************************************************************************************************************************************
+TEST(Exceptions, ExceptionConstructor) {
+    // Default exception
+    Exception const emptyException;
+    EXPECT_TRUE(emptyException.qwhat().isEmpty());
+    EXPECT_EQ(strlen(emptyException.what()), 0);
+    EXPECT_EQ(emptyException.attachment().size(), 0);
+    EXPECT_TRUE(emptyException.details().isEmpty());
+    EXPECT_TRUE(emptyException.detailedWhat().isEmpty());
+
+    // Fully detailed exception
+    EXPECT_EQ(testException.qwhat(), testQWhat);
+    EXPECT_EQ(QString::fromLocal8Bit(testException.what()), testQWhat);
+    EXPECT_EQ(testException.details(), testDetails);
+    EXPECT_EQ(testException.attachment(), testAttachment);
+    QString const detailed = testException.detailedWhat();
+    EXPECT_TRUE(detailed.contains(testQWhat));
+    EXPECT_TRUE(detailed.contains(testFunction));
+    EXPECT_TRUE(detailed.contains(testDetails));
+}
+
+
+//****************************************************************************************************************************************************
+//
+//****************************************************************************************************************************************************
+TEST(Exceptions, ExceptionCopyMoveConstructors) {
+    Exception const e(testQWhat, testDetails, testFunction, testAttachment);
+
+    // Check copy-constructor
+    Exception eCopied(e);
+    EXPECT_EQ(eCopied.qwhat(), testQWhat);
+    EXPECT_EQ(eCopied.details(), testDetails);
+    EXPECT_EQ(eCopied.function(), testFunction);
+    EXPECT_EQ(eCopied.attachment(), testAttachment);
+
+    // Check move-constructor
+    Exception eMoved(std::move(eCopied));
+    EXPECT_EQ(eMoved.qwhat(), testQWhat);
+    EXPECT_EQ(eMoved.details(), testDetails);
+    EXPECT_EQ(eMoved.function(), testFunction);
+    EXPECT_EQ(eMoved.attachment(), testAttachment);
+}
+
+
+//****************************************************************************************************************************************************
+//
+//****************************************************************************************************************************************************
+TEST(Exceptions, ExceptionThrow) {
+    std::function t = []() { throw testException; };
+    EXPECT_THROW(t(), Exception);
+    EXPECT_THROW(t(), std::exception);
+    bool caught = false;
+    try {
+        t();
+    } catch (Exception const &e) {
+        caught = true;
+        EXPECT_EQ(e.detailedWhat(), testException.detailedWhat());
+    }
+    EXPECT_TRUE(caught);
+}