summaryrefslogtreecommitdiff
path: root/src/io/read_test.cpp
blob: 5d287dd9ee945ae059cbb291011315da8d806abd (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
#include "read.hpp"

#include <gtest/gtest.h>

#include "../strings/zstring.hpp"

static
io::FD string_pipe(ZString sz)
{
    io::FD rfd, wfd;
    if (-1 == io::FD::pipe(rfd, wfd))
        return io::FD();
    if (sz.size() != wfd.write(sz.c_str(), sz.size()))
    {
        rfd.close();
        wfd.close();
        return io::FD();
    }
    wfd.close();
    return rfd;
}

TEST(io, read1)
{
    io::ReadFile rf(string_pipe("Hello"));
    AString hi;
    EXPECT_TRUE(rf.getline(hi));
    EXPECT_EQ(hi, "Hello");
    EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read2)
{
    io::ReadFile rf(string_pipe("Hello\n"));
    AString hi;
    EXPECT_TRUE(rf.getline(hi));
    EXPECT_EQ(hi, "Hello");
    EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read3)
{
    io::ReadFile rf(string_pipe("Hello\r"));
    AString hi;
    EXPECT_TRUE(rf.getline(hi));
    EXPECT_EQ(hi, "Hello");
    EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read4)
{
    io::ReadFile rf(string_pipe("Hello\r\n"));
    AString hi;
    EXPECT_TRUE(rf.getline(hi));
    EXPECT_EQ(hi, "Hello");
    EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read5)
{
    io::ReadFile rf(string_pipe("Hello\n\r"));
    AString hi;
    EXPECT_TRUE(rf.getline(hi));
    EXPECT_EQ(hi, "Hello");
    EXPECT_TRUE(rf.getline(hi));
    EXPECT_FALSE(hi);
    EXPECT_FALSE(rf.getline(hi));
}