pjs/xpcom/tests/FilesTest.cpp

91 строка
2.7 KiB
C++
Исходник Обычный вид История

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#include "nsFileSpec.h"
#include "nsFileStream.h"
#ifdef NS_USING_STL
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#include <iostream>
using namespace std;
#else
#include <iostream.h>
#endif
NS_NAMESPACE FileTest
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{
NS_NAMESPACE_PROTOTYPE void WriteStuff(ostream& s);
} NS_NAMESPACE_END
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//----------------------------------------------------------------------------------------
void FileTest::WriteStuff(ostream& s)
//----------------------------------------------------------------------------------------
{
// Initialize a URL from a string without suffix. Change the path to suit your machine.
nsFileURL fileURL("file:///Development/MPW/MPW%20Shell");
s << "File URL initialized to: \"" << fileURL << "\""<< endl;
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// Initialize a Unix path from a URL
nsFilePath filePath(fileURL);
s << "As a unix path: \"" << (const char*)filePath << "\""<< endl;
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// Initialize a native file spec from a URL
nsNativeFileSpec fileSpec(fileURL);
s << "As a file spec: " << fileSpec << endl;
// Make the spec unique (this one has no suffix).
fileSpec.MakeUnique();
s << "Unique file spec: " << fileSpec << endl;
// Assign the spec to a URL
fileURL = fileSpec;
s << "File URL assigned from spec: \"" << fileURL << "\""<< endl;
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// Assign a unix path using a string with a suffix.
filePath = "/Development/MPW/SysErrs.err";
s << "File path reassigned to: \"" << (const char*)filePath << "\""<< endl;
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// Assign to a file spec using a unix path.
fileSpec = filePath;
s << "File spec reassigned to: " << fileSpec << endl;
// Make this unique (this one has a suffix).
fileSpec.MakeUnique();
s << "File spec made unique: " << fileSpec << endl;
} // WriteStuff
//----------------------------------------------------------------------------------------
void main()
// For use with DEBUG defined.
//----------------------------------------------------------------------------------------
{
// Test of nsFileSpec
cout << "WRITING TEST OUTPUT TO cout" << endl << endl;
FileTest::WriteStuff(cout);
cout << endl << endl;
// Test of nsOutputFileStream
nsFilePath myTextFilePath("/Development/iotest.txt");
{
cout << "WRITING IDENTICAL OUTPUT TO " << (const char*)myTextFilePath << endl << endl;
nsOutputFileStream testStream(myTextFilePath);
FileTest::WriteStuff(testStream);
} // <-- Scope closes the stream (and the file).
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// Test of nsInputFileStream
{
cout << "READING BACK DATA FROM " << (const char*)myTextFilePath << endl << endl;
nsInputFileStream testStream2(myTextFilePath);
char line[1000];
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testStream2.seekg(0); // check that the seek template compiles
while (!testStream2.eof())
{
testStream2.getline(line, sizeof(line), '\n');
cout << line << endl;
}
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}
} // main