t/t0081-line-buffer.sh

   1 #!/bin/sh
   2
   3 test_description="Test the svn importer's input handling routines.
   4
   5 These tests provide some simple checks that the line_buffer API
   6 behaves as advertised.
   7
   8 While at it, check that input of newlines and null bytes are handled
   9 correctly.
  10 "
  11 . ./test-lib.sh
  12
  13 test_expect_success 'hello world' '
  14         echo ">HELLO" >expect &&
  15         test-line-buffer <<-\EOF >actual &&
  16         binary 6
  17         HELLO
  18         EOF
  19         test_cmp expect actual
  20 '
  21
  22 test_expect_success '0-length read, send along greeting' '
  23         echo ">HELLO" >expect &&
  24         test-line-buffer <<-\EOF >actual &&
  25         binary 0
  26         copy 6
  27         HELLO
  28         EOF
  29         test_cmp expect actual
  30 '
  31
  32 test_expect_success 'read from file descriptor' '
  33         rm -f input &&
  34         echo hello >expect &&
  35         echo hello >input &&
  36         echo copy 6 |
  37         test-line-buffer "&4" 4<input >actual &&
  38         test_cmp expect actual
  39 '
  40
  41 test_expect_success 'skip, copy null byte' '
  42         echo Q | q_to_nul >expect &&
  43         q_to_nul <<-\EOF | test-line-buffer >actual &&
  44         skip 2
  45         Q
  46         copy 2
  47         Q
  48         EOF
  49         test_cmp expect actual
  50 '
  51
  52 test_expect_success 'read null byte' '
  53         echo ">QhelloQ" | q_to_nul >expect &&
  54         q_to_nul <<-\EOF | test-line-buffer >actual &&
  55         binary 8
  56         QhelloQ
  57         EOF
  58         test_cmp expect actual
  59 '
  60
  61 test_expect_success 'long reads are truncated' '
  62         echo ">foo" >expect &&
  63         test-line-buffer <<-\EOF >actual &&
  64         binary 5
  65         foo
  66         EOF
  67         test_cmp expect actual
  68 '
  69
  70 test_expect_success 'long copies are truncated' '
  71         printf "%s\n" ">" foo >expect &&
  72         test-line-buffer <<-\EOF >actual &&
  73         binary 1
  74
  75         copy 5
  76         foo
  77         EOF
  78         test_cmp expect actual
  79 '
  80
  81 test_expect_success 'long binary reads are truncated' '
  82         echo ">foo" >expect &&
  83         test-line-buffer <<-\EOF >actual &&
  84         binary 5
  85         foo
  86         EOF
  87         test_cmp expect actual
  88 '
  89
  90 test_done