TESTS: Add unit tests for FileList

tests/common/filelist.cpp

@@ -0,0 +1,182 @@
+/* xoreos - A reimplementation of BioWare's Aurora engine
+ *
+ * xoreos is the legal property of its developers, whose names
+ * can be found in the AUTHORS file distributed with this source
+ * distribution.
+ *
+ * xoreos 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.
+ *
+ * xoreos 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 xoreos. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file
+ *  Unit tests for the FileList class.
+ */
+
+#include <cstdio>
+
+#include "gtest/gtest.h"
+
+#include "src/common/util.h"
+#include "src/common/filelist.h"
+
+static const char *kFilenameDirectory = "tests/common/testfile_filelist.file";
+static const char *kFilename          = "testfile_filelist.file";
+static const char *kFilenameGlob      = ".*/testfile_filelist.file";
+static const char *kFilenameFake      = "testfile_filelist_nope.file";
+static const char *kFilenameFakeGlob  = ".*/testfile_filelist_nope.file";
+static const char *kDirectory         = "tests/common/";
+
+static void createTestFile(const char *filename, size_t size = 0) {
+	FILE *testFile = std::fopen(filename, "wb");
+	ASSERT_NE(testFile, static_cast<FILE *>(0));
+
+	static const byte kBuf[32] = { 0 };
+	while (size > 0) {
+		const size_t toWrite = MIN(size, sizeof(kBuf));
+
+		ASSERT_EQ(std::fwrite(kBuf, toWrite, 1, testFile), 1);
+
+		size -= toWrite;
+	}
+
+	ASSERT_EQ(std::fflush(testFile), 0);
+
+	std::fclose(testFile);
+}
+
+static const char *findPathFile(const char *path) {
+	const char *f = strrchr(path, '/');
+
+	return f ? (f + 1) : path;
+}
+
+GTEST_TEST(FileList, addDirectory) {
+	createTestFile(kFilenameDirectory);
+
+	Common::FileList list;
+
+	EXPECT_TRUE(list.empty());
+	EXPECT_EQ(list.size(),  0);
+
+	list.addDirectory(kDirectory);
+
+	EXPECT_FALSE(list.empty());
+	EXPECT_GE(list.size(),  1);
+}
+
+GTEST_TEST(FileList, copy) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list1(kDirectory);
+	const Common::FileList list2(list1);
+
+	EXPECT_EQ(list1.size(), list2.size());
+
+	Common::FileList::const_iterator i1 = list1.begin();
+	Common::FileList::const_iterator i2 = list2.begin();
+	for ( ; i1 != list1.end() && i2 != list2.end(); ++i1, ++i2)
+		EXPECT_STREQ(i1->c_str(), i2->c_str());
+
+	EXPECT_EQ(i1, list1.end());
+	EXPECT_EQ(i2, list2.end());
+}
+
+GTEST_TEST(FileList, clear) {
+	createTestFile(kFilenameDirectory);
+
+	Common::FileList list(kDirectory);
+
+	EXPECT_FALSE(list.empty());
+	EXPECT_GE(list.size(),  1);
+
+	list.clear();
+
+	EXPECT_TRUE(list.empty());
+	EXPECT_EQ(list.size(),  0);
+}
+
+GTEST_TEST(FileList, contains) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list(kDirectory);
+
+	EXPECT_TRUE (list.contains(kFilename    , true));
+	EXPECT_FALSE(list.contains(kFilenameFake, true));
+}
+
+GTEST_TEST(FileList, containsGlob) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list(kDirectory);
+
+	EXPECT_TRUE (list.containsGlob(kFilenameGlob    , true));
+	EXPECT_FALSE(list.containsGlob(kFilenameFakeGlob, true));
+}
+
+GTEST_TEST(FileList, findFirst) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list(kDirectory);
+	EXPECT_STREQ(list.findFirst(kFilenameFake, true).c_str(), "");
+
+	EXPECT_STREQ(findPathFile(list.findFirst(kFilename, true).c_str()), kFilename);
+}
+
+GTEST_TEST(FileList, findFirstGlob) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list(kDirectory);
+	EXPECT_STREQ(list.findFirstGlob(kFilenameFakeGlob, true).c_str(), "");
+
+	EXPECT_STREQ(findPathFile(list.findFirstGlob(kFilenameGlob, true).c_str()), kFilename);
+}
+
+GTEST_TEST(FileList, getSubList) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list(kDirectory);
+
+	Common::FileList subList1;
+	EXPECT_TRUE(list.getSubList(kFilename, true, subList1));
+
+	EXPECT_FALSE(subList1.empty());
+	EXPECT_GE(subList1.size(),  1);
+
+	EXPECT_TRUE(subList1.contains(kFilename, true));
+
+	Common::FileList subList2;
+	EXPECT_FALSE(list.getSubList(kFilenameFake, true, subList2));
+
+	EXPECT_TRUE(subList2.empty());
+	EXPECT_EQ(subList2.size(),  0);
+}
+
+GTEST_TEST(FileList, getSubListGlob) {
+	createTestFile(kFilenameDirectory);
+
+	const Common::FileList list(kDirectory);
+
+	Common::FileList subList1;
+	EXPECT_TRUE(list.getSubListGlob(kFilenameGlob, true, subList1));
+
+	EXPECT_FALSE(subList1.empty());
+	EXPECT_GE(subList1.size(),  1);
+
+	EXPECT_TRUE(subList1.contains(kFilename, true));
+
+	Common::FileList subList2;
+	EXPECT_FALSE(list.getSubListGlob(kFilenameFakeGlob, true, subList2));
+
+	EXPECT_TRUE(subList2.empty());
+	EXPECT_EQ(subList2.size(),  0);
+}

tests/common/rules.mk

@@ -187,3 +187,9 @@ tests_common_test_filepath_SOURCES  = tests/common/filepath.cpp
 tests_common_test_filepath_LDADD    = $(common_LIBS)
 tests_common_test_filepath_CXXFLAGS = $(test_CXXFLAGS)
 CLEANFILES                         += tests/common/testfile_filepath.file
+
+check_PROGRAMS                     += tests/common/test_filelist
+tests_common_test_filelist_SOURCES  = tests/common/filelist.cpp
+tests_common_test_filelist_LDADD    = $(common_LIBS)
+tests_common_test_filelist_CXXFLAGS = $(test_CXXFLAGS)
+CLEANFILES                         += tests/common/testfile_filelist.file