From 7e1c153c223b47e4d4308a128da185bc9e4b7bba Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Thu, 16 Apr 2020 01:02:44 +0300 Subject: test: file: Add read/write tests MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add tests for the File::read() and File::write() functions. Signed-off-by: Laurent Pinchart Reviewed-by: Kieran Bingham Reviewed-by: Niklas Söderlund --- test/file.cpp | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 62 insertions(+), 3 deletions(-) diff --git a/test/file.cpp b/test/file.cpp index 287831f3..7688a9dc 100644 --- a/test/file.cpp +++ b/test/file.cpp @@ -30,11 +30,9 @@ protected: if (fd == -1) return TestFail; - ssize_t ret = write(fd, "libcamera", 9); - close(fd); - return ret == 9 ? TestPass : TestFail; + return TestPass; } int run() @@ -191,7 +189,68 @@ protected: return TestFail; } + file.close(); + + /* Test read and write. */ + std::array buffer = { 0 }; + + strncpy(reinterpret_cast(buffer.data()), "libcamera", + buffer.size()); + + file.setFileName(fileName_); + + if (file.read(buffer) >= 0) { + cerr << "Read succeeded on closed file" << endl; + return TestFail; + } + + if (file.write(buffer) >= 0) { + cerr << "Write succeeded on closed file" << endl; + return TestFail; + } + + file.open(File::ReadOnly); + + if (file.write(buffer) >= 0) { + cerr << "Write succeeded on read-only file" << endl; + return TestFail; + } + + file.close(); + + file.open(File::ReadWrite); + + if (file.write({ buffer.data(), 9 }) != 9) { + cerr << "Write test failed" << endl; + return TestFail; + } + + if (file.read(buffer) != 0) { + cerr << "Read at end of file test failed" << endl; + return TestFail; + } + + if (file.seek(0) != 0) { + cerr << "Seek test failed" << endl; + return TestFail; + } + + if (file.read(buffer) != 9) { + cerr << "Read test failed" << endl; + return TestFail; + } + + if (file.pos() != 9) { + cerr << "Position test failed" << endl; + return TestFail; + } + + file.close(); + /* Test mapping and unmapping. */ + file.setFileName("/proc/self/exe"); + file.open(File::ReadOnly); + Span data = file.map(); if (data.empty()) { cerr << "Mapping of complete file failed" << endl; -- cgit v1.2.1