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1 #!/bin/bash |
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2 |
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3 # to make the script fail safely |
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4 set -euo pipefail |
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5 |
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6 |
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7 out=${1:-output} |
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8 |
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9 echo -e "" > $out |
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10 |
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11 echo -e "Below is the feedback for your submission collatz.scala" >> $out |
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12 echo -e "" >> $out |
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13 |
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14 |
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15 # compilation tests |
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16 |
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17 function scala_compile { |
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18 (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -Xprint:parser "$1" 2> c$out 1> c$out) |
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19 } |
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20 |
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21 # functional tests |
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22 |
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23 function scala_assert { |
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24 (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" -- "$2" -e "" 2> /dev/null 1> /dev/null) |
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25 } |
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26 |
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27 # purity test |
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28 |
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29 function scala_vars { |
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30 (egrep '\bvar\b|\breturn\b|\.par\.|\.par |ListBuffer|AtomicInteger|mutable|util.control|new Array' c$out 2> /dev/null 1> /dev/null) |
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31 } |
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32 |
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33 |
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34 ### compilation test |
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35 |
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36 echo -e "collatz.scala runs?" >> $out |
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37 |
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38 if (scala_compile collatz.scala) |
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39 then |
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40 echo -e " --> success" >> $out |
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41 tsts=$(( 0 )) |
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42 else |
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43 echo -e " --> SCALA DID NOT RUN collatz.scala\n" >> $out |
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44 tsts=$(( 1 )) |
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45 fi |
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46 |
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47 |
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48 |
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49 # var, .par return, ListBuffer test |
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50 # |
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51 |
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52 if [ $tsts -eq 0 ] |
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53 then |
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54 echo -e "collatz.scala does not contain VARS, RETURNS etc?" >> $out |
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55 |
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56 if (scala_vars collatz.scala) |
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57 then |
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58 echo -e " --> FAIL (make triple-sure your program conforms to the required format)\n" >> $out |
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59 tsts=$(( 1 )) |
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60 else |
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61 echo -e " --> success" >> $out |
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62 tsts=$(( 0 )) |
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63 fi |
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64 fi |
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65 |
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66 |
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67 ### collatz tests |
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68 |
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69 if [ $tsts -eq 0 ] |
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70 then |
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71 echo -e "collatz.scala tests:" >> $out |
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72 echo -e " collatz(1) == 0" >> $out |
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73 echo -e " collatz(6) == 8" >> $out |
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74 echo -e " collatz(9) == 19" >> $out |
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75 |
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76 if (scala_assert "collatz.scala" "collatz_test1.scala") |
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77 then |
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78 echo -e " --> success" >> $out |
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79 else |
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80 echo -e " --> ONE OF THE TESTS FAILED\n" >> $out |
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81 fi |
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82 fi |
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83 |
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84 ### collatz-max tests |
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85 |
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86 if [ $tsts -eq 0 ] |
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87 then |
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88 echo -e " collatz_max(10) == (19, 9)" >> $out |
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89 echo -e " collatz_max(100) == (118, 97)" >> $out |
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90 echo -e " collatz_max(1000) == (178, 871)" >> $out |
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91 echo -e " collatz_max(10000) == (261, 6171)" >> $out |
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92 echo -e " collatz_max(100000) == (350, 77031)" >> $out |
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93 echo -e " collatz_max(1000000) == (524, 837799)" >> $out |
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94 |
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95 if (scala_assert "collatz.scala" "collatz_test2.scala") |
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96 then |
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97 echo -e " --> success" >> $out |
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98 else |
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99 echo -e " --> ONE OF THE TESTS FAILED\n" >> $out |
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100 fi |
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101 fi |
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102 |
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103 |
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104 ### last-odd tests |
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105 |
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106 if [ $tsts -eq 0 ] |
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107 then |
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108 echo -e " last_odd(113) == 85" >> $out |
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109 echo -e " last_odd(84) == 21" >> $out |
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110 echo -e " last_odd(605) == 341" >> $out |
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111 |
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112 if (scala_assert "collatz.scala" "collatz_test3.scala") |
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113 then |
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114 echo -e " --> success" >> $out |
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115 else |
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116 echo -e " --> ONE OF THE TESTS FAILED\n" >> $out |
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117 fi |
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118 fi |