Subsonic API: added artist images in getCoverArt endpoint, fixes #392

src/libs/utils/test/Path.cpp

@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2019 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS 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.
+ *
+ * LMS 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 LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <gtest/gtest.h>
+
+#include "utils/Path.hpp"
+
+TEST(Path, getLongestCommonPath)
+{
+    using namespace PathUtils;
+
+    struct TestCase
+    {
+        std::filesystem::path path1;
+        std::filesystem::path path2;
+        std::filesystem::path expectedCommonPath;
+    };
+
+    TestCase tests[]
+    {
+        {"foo.txt", "/foo/foo.txt", ""},
+        {"/", "/file.txt", "/"},
+        {"/foo/bar/file1.txt", "/foo/bar/file2.txt", "/foo/bar"},
+        {"/foo/bar/file.txt", "/foo/bar/file.txt", "/foo/bar/file.txt"},
+        {"/dir1/file.txt", "/dir2/file.txt", "/"},
+        {"/prefix/folder/file.txt", "/prefix/folder/subfolder/file.txt", "/prefix/folder"},
+    };
+
+    for (const TestCase& test : tests)
+    {
+        EXPECT_EQ(PathUtils::getLongestCommonPath(test.path1, test.path2), test.expectedCommonPath);
+    }
+}
+
+
+TEST(Path, getLongestCommonPathIterator)
+{
+    using namespace PathUtils;
+
+    struct TestCase
+    {
+        std::vector<std::filesystem::path> paths;
+        std::filesystem::path expectedCommonPath;
+    };
+
+    TestCase tests[]
+    {
+        {{}, ""},
+        {{"/"}, "/"},
+        {{"/foo", "/bar"}, "/"},
+        {{"/foo/bar/file1.txt", "/foo/bar/file2.txt"}, "/foo/bar"},
+        {{"/foo", "/foo/"}, "/foo"},
+        {{"/foo/", "/foo/"}, "/foo/"},
+        {{"/foo/", "/foo/", "/bar"}, "/"},
+        {{"/foo/", "/foo/", "/foo/bar"}, "/foo"},
+    };
+
+    for (const TestCase& test : tests)
+    {
+        EXPECT_EQ(PathUtils::getLongestCommonPath(std::cbegin(test.paths), std::cend(test.paths)), test.expectedCommonPath);
+    }
+}