src/glsl/glcpp/tests/glcpp-test-cr-lf

   1 #!/bin/sh
   2
   3 # The build system runs this test from a different working directory, and may
   4 # be in a build directory entirely separate from the source. So if the
   5 # "srcdir" variable is set, we must use it to locate the test files and the
   6 # glcpp-test script.
   7
   8 if [ ! -z "$srcdir" ]; then
   9    testdir="$srcdir/glcpp/tests"
  10    glcpp_test="$srcdir/glcpp/tests/glcpp-test"
  11 else
  12    testdir=.
  13    glcpp_test=./glcpp-test
  14 fi
  15
  16 total=0
  17 pass=0
  18
  19 # This supports a pipe that doesn't destroy the exit status of first command
  20 #
  21 # http://unix.stackexchange.com/questions/14270/get-exit-status-of-process-thats-piped-to-another
  22 stdintoexitstatus() {
  23     read exitstatus
  24     return $exitstatus
  25 }
  26
  27 run_test ()
  28 {
  29     cmd="$1"
  30
  31     total=$((total+1))
  32
  33     if [ "$VERBOSE" = "yes" ]; then
  34         if $cmd; then
  35             echo "PASS"
  36             pass=$((pass+1))
  37         else
  38             echo "FAIL"
  39         fi
  40     else
  41         # This is "$cmd | tail -2" but with the exit status of "$cmd" not "tail -2"
  42         if (((($cmd; echo $? >&3) | tail -2 | head -1 >&4) 3>&1) | stdintoexitstatus) 4>&1; then
  43             echo "PASS"
  44             pass=$((pass+1))
  45         else
  46             echo "FAIL"
  47         fi
  48     fi
  49 }
  50
  51 usage ()
  52 {
  53         cat <<EOF
  54 Usage: glcpp-cr-lf [options...]
  55
  56 Run the entire glcpp-test suite several times, each time with each source
  57 file transformed to use a non-standard line-termination character. Each
  58 entire run with a different line-termination character is considered a
  59 single test.
  60
  61 Valid options include:
  62
  63         -v|--verbose    Print all output from the various sub-tests
  64 EOF
  65 }
  66
  67 # Parse command-line options
  68 for option; do
  69     case "${option}" in
  70         -v|--verbose)
  71             VERBOSE=yes;
  72             ;;
  73         *)
  74             echo "Unrecognized option: $option" >&2
  75             echo >&2
  76             usage
  77             exit 1
  78             ;;
  79         esac
  80 done
  81
  82 # All tests depend on the .out files being present. So first do a
  83 # normal run of the test suite, (silently) just to create the .out
  84 # files as a side effect.
  85 rm -rf ./subtest-lf
  86 mkdir subtest-lf
  87 for file in "$testdir"/*.c; do
  88     base=$(basename "$file")
  89     cp "$file" subtest-lf
  90 done
  91
  92 ${glcpp_test} --testdir=subtest-lf >/dev/null 2>&1
  93
  94 echo "===== Testing with \\\\r line terminators (old Mac format) ====="
  95
  96 # Prepare test files with '\r' instead of '\n'
  97 rm -rf ./subtest-cr
  98 mkdir subtest-cr
  99 for file in "$testdir"/*.c; do
 100     base=$(basename "$file")
 101     tr "\n" "\r" < "$file" > subtest-cr/"$base"
 102     cp `pwd`/glcpp/tests/subtest-lf/"$base".out subtest-cr/"$base".expected
 103 done
 104
 105 run_test "${glcpp_test} --testdir=subtest-cr"
 106
 107 echo "===== Testing with \\\\r\\\\n line terminators (DOS format) ====="
 108
 109 # Prepare test files with '\r\n' instead of '\n'
 110 rm -rf ./subtest-cr-lf
 111 mkdir subtest-cr-lf
 112 for file in "$testdir"/*.c; do
 113     base=$(basename "$file")
 114     sed -e 's/$/
/' < "$file" > subtest-cr-lf/"$base"
 115     cp `pwd`/glcpp/tests/subtest-lf/"$base".out subtest-cr-lf/"$base".expected
 116 done
 117
 118 run_test "${glcpp_test} --testdir=subtest-cr-lf"
 119
 120 echo "===== Testing with \\\\n\\\\r (bizarre, but allowed by GLSL spec.) ====="
 121
 122 # Prepare test files with '\n\r' instead of '\n'
 123 rm -rf ./subtest-lf-cr
 124 mkdir subtest-lf-cr
 125 for file in "$testdir"/*.c; do
 126     base=$(basename "$file")
 127     sed -e 's/$/
/' < "$file" | tr "\n\r" "\r\n" > subtest-lf-cr/"$base"
 128     cp `pwd`/glcpp/tests/subtest-lf/"$base".out subtest-lf-cr/"$base".expected
 129 done
 130
 131 run_test "${glcpp_test} --testdir=subtest-lf-cr"
 132
 133 echo ""
 134 echo "$pass/$total tests returned correct results"
 135 echo ""
 136
 137 if [ "$pass" = "$total" ]; then
 138     exit 0
 139 else
 140     exit 1
 141 fi