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#include "MultiDiskWriter.h"
#include <string>
#include <cppunit/extensions/HelperMacros.h>
using namespace std;
class MultiDiskWriterTest:public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(MultiDiskWriterTest);
CPPUNIT_TEST(testWriteData);
CPPUNIT_TEST(testReadData);
CPPUNIT_TEST(testSha1Sum);
CPPUNIT_TEST_SUITE_END();
private:
public:
void setUp() {
}
void testWriteData();
void testReadData();
void testSha1Sum();
};
CPPUNIT_TEST_SUITE_REGISTRATION( MultiDiskWriterTest );
FileEntries createEntries() {
FileEntry entry1("file1.txt", 15, 0);
FileEntry entry2("file2.txt", 7, 15);
FileEntry entry3("file3.txt", 3, 22);
unlink("file1.txt");
unlink("file2.txt");
unlink("file3.txt");
FileEntries entries;
entries.push_back(entry1);
entries.push_back(entry2);
entries.push_back(entry3);
return entries;
}
void readFile(const string& filename, char* buf, int bufLength) {
FILE* f = fopen(filename.c_str(), "r");
if(f == NULL) {
abort();
}
int retval = fread(buf, bufLength, 1, f);
fclose(f);
if(retval != 1) {
abort();
}
}
void MultiDiskWriterTest::testWriteData() {
MultiDiskWriter dw(2);
dw.setFileEntries(createEntries());
dw.openFile(".");
string msg = "12345";
dw.writeData(msg.c_str(), msg.size(), 0);
dw.closeFile();
char buf[128];
readFile("file1.txt", buf, 5);
buf[5] = '\0';
CPPUNIT_ASSERT_EQUAL(msg, string(buf));
dw.openFile(".");
string msg2 = "67890ABCDEF";
dw.writeData(msg2.c_str(), msg2.size(), 5);
dw.closeFile();
readFile("file1.txt", buf, 15);
buf[15] = '\0';
CPPUNIT_ASSERT_EQUAL(string("1234567890ABCDE"), string(buf));
readFile("file2.txt", buf, 1);
buf[1] = '\0';
CPPUNIT_ASSERT_EQUAL(string("F"), string(buf));
dw.openFile(".");
string msg3 = "12345123456712";
dw.writeData(msg3.c_str(), msg3.size(), 10);
dw.closeFile();
readFile("file1.txt", buf, 15);
buf[15] = '\0';
CPPUNIT_ASSERT_EQUAL(string("123456789012345"), string(buf));
readFile("file2.txt", buf, 7);
buf[7] = '\0';
CPPUNIT_ASSERT_EQUAL(string("1234567"), string(buf));
readFile("file3.txt", buf, 2);
buf[2] = '\0';
CPPUNIT_ASSERT_EQUAL(string("12"), string(buf));
}
void MultiDiskWriterTest::testReadData() {
FileEntry entry1("file1r.txt", 15, 0);
FileEntry entry2("file2r.txt", 7, 15);
FileEntry entry3("file3r.txt", 3, 22);
FileEntries entries;
entries.push_back(entry1);
entries.push_back(entry2);
entries.push_back(entry3);
MultiDiskWriter dw(2);
dw.setFileEntries(entries);
dw.openFile(".");
char buf[128];
dw.readData(buf, 15, 0);
buf[15] = '\0';
CPPUNIT_ASSERT_EQUAL(string("1234567890ABCDE"), string(buf));
dw.readData(buf, 10, 6);
buf[10] = '\0';
CPPUNIT_ASSERT_EQUAL(string("7890ABCDEF"), string(buf));
dw.readData(buf, 4, 20);
buf[4] = '\0';
CPPUNIT_ASSERT_EQUAL(string("KLMN"), string(buf));
dw.readData(buf, 25, 0);
buf[25] = '\0';
CPPUNIT_ASSERT_EQUAL(string("1234567890ABCDEFGHIJKLMNO"), string(buf));
}
void MultiDiskWriterTest::testSha1Sum() {
FileEntry entry1("file1r.txt", 15, 0);
FileEntry entry2("file2r.txt", 7, 15);
FileEntry entry3("file3r.txt", 3, 22);
FileEntries entries;
entries.push_back(entry1);
entries.push_back(entry2);
entries.push_back(entry3);
MultiDiskWriter dw(2);
dw.setFileEntries(entries);
dw.openFile(".");
string sha1sum = dw.sha1Sum(0, 25);
CPPUNIT_ASSERT_EQUAL(string("76495faf71ca63df66dce99547d2c58da7266d9e"), sha1sum);
sha1sum = dw.sha1Sum(15, 7);
CPPUNIT_ASSERT_EQUAL(string("737660d816fb23c2d5bc74f62d9b01b852b2aaca"), sha1sum);
sha1sum = dw.sha1Sum(10, 14);
CPPUNIT_ASSERT_EQUAL(string("6238bf61dd8df8f77156b2378e9e39cd3939680c"), sha1sum);
dw.closeFile();
}
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