xref: /freebsd/contrib/kyua/utils/process/fdstream_test.cpp (revision 6be3386466ab79a84b48429ae66244f21526d3df)
1 // Copyright 2010 The Kyua Authors.
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28 
29 #include "utils/process/fdstream.hpp"
30 
31 extern "C" {
32 #include <unistd.h>
33 }
34 
35 #include <atf-c++.hpp>
36 
37 #include "utils/process/systembuf.hpp"
38 
39 using utils::process::ifdstream;
40 using utils::process::systembuf;
41 
42 
43 ATF_TEST_CASE(ifdstream);
44 ATF_TEST_CASE_HEAD(ifdstream)
45 {
46     set_md_var("descr", "Tests the ifdstream class");
47 }
48 ATF_TEST_CASE_BODY(ifdstream)
49 {
50     int fds[2];
51     ATF_REQUIRE(::pipe(fds) != -1);
52 
53     ifdstream rend(fds[0]);
54 
55     systembuf wbuf(fds[1]);
56     std::ostream wend(&wbuf);
57 
58     // XXX This assumes that the pipe's buffer is big enough to accept
59     // the data written without blocking!
60     wend << "1Test 1message\n";
61     wend.flush();
62     std::string tmp;
63     rend >> tmp;
64     ATF_REQUIRE_EQ(tmp, "1Test");
65     rend >> tmp;
66     ATF_REQUIRE_EQ(tmp, "1message");
67 }
68 
69 
70 ATF_INIT_TEST_CASES(tcs)
71 {
72     ATF_ADD_TEST_CASE(tcs, ifdstream);
73 }
74