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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 "" > $out |
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10 |
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11 echo "Below is the feedback and provisional marks for your submission" >> $out |
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12 echo "for assignment 7 Part 3. Please note all marks are provisional until" >> $out |
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13 echo "ratified by the assessment board -- this is not an official" >> $out |
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14 echo "results transcript." >> $out |
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15 echo "" >> $out |
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16 |
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17 # marks for CW7 part 3 |
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18 marks=$(( 0 )) |
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19 |
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20 |
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21 # compilation tests |
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22 |
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23 function scala_compile { |
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24 (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc "$1" 2>> $out 1>> $out) |
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25 } |
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26 |
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27 # functional tests |
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28 |
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29 function scala_assert { |
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30 (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "") #2> /dev/null 1> /dev/null) |
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31 } |
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32 |
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33 # purity test |
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34 |
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35 function scala_vars { |
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36 (egrep '\bvar\b|\breturn\b|\.par|ListBuffer|mutable|new Array' "$1" 2> /dev/null 1> /dev/null) |
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37 } |
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38 |
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39 |
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40 # var, .par return, ListBuffer test |
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41 # |
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42 echo "danube.scala does not contain vars, returns etc?" | tee -a $out |
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43 |
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44 if (scala_vars danube.scala) |
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45 then |
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46 echo " --> test failed" | tee -a $out |
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47 tsts0=$(( 1 )) |
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48 else |
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49 echo -e " --> success" | tee -a $out |
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50 tsts0=$(( 0 )) |
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51 fi |
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52 |
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53 ### compilation test |
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54 |
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55 |
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56 if [ $tsts0 -eq 0 ] |
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57 then |
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58 echo "danube.scala runs?" | tee -a $out |
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59 |
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60 if (scala_compile danube.scala) |
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61 then |
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62 echo -e " --> success" | tee -a $out |
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63 tsts=$(( 0 )) |
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64 else |
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65 echo " --> scala danube.scala did not run successfully" | tee -a $out |
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66 tsts=$(( 1 )) |
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67 fi |
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68 else |
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69 tsts=$(( 1 )) |
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70 fi |
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71 |
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72 ### danube groupById test |
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73 |
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74 if [ $tsts -eq 0 ] |
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75 then |
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76 echo " val ls1 = List((\"1\", \"a\"), (\"2\", \"a\"), (\"1\", \"c\"), (\"2\", \"a\"), (\"1\", \"c\"))" | tee -a $out |
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77 echo " val ls2 = List((\"1\", \"a\"), (\"1\", \"b\"), (\"2\", \"x\"), (\"3\", \"a\"), (\"2\", \"y\"), (\"3\", \"c\"))" | tee -a $out |
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78 echo " groupById(ls1, Map()) == Map(1 -> List(c, c, a), 2 -> List(a, a))" | tee -a $out |
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79 echo " groupById(ls2, Map()) == Map(1 -> List(b, a), 2 -> List(x, y), 3 -> List(c, a))" | tee -a $out |
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80 echo " where the order in the lists is unimportant" | tee -a $out |
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81 echo " val ls3 = (1 to 1000).map(_.toString).toList" | tee -a $out |
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82 echo " val ls4 = ls3 zip ls3.tail" | tee -a $out |
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83 echo " val ls5 = ls4 ::: ls4.reverse" | tee -a $out |
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84 echo " groupById(ls5, Map()) == Map(1 -> List(2,2), 2 -> List(3,3), ....)" | tee -a $out |
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85 |
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86 if (scala_assert "danube.scala" "danube_test3.scala") |
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87 then |
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88 echo -e " --> success" | tee -a $out |
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89 marks=$(( marks + 1 )) |
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90 else |
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91 echo -e " --> test failed" | tee -a $out |
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92 fi |
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93 fi |
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94 |
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95 ### danube favourites tests |
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96 |
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97 if [ $tsts -eq 0 ] |
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98 then |
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99 echo " val good_ratings = process_ratings(ratings)" | tee -a $out |
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100 echo " val ratings_map = groupById(good_ratings, Map())" | tee -a $out |
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101 echo " favourites(ratings_map, \"912\").length == 80 " | tee -a $out |
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102 echo " favourites(ratings_map, \"858\").length == 158 " | tee -a $out |
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103 echo " favourites(ratings_map, \"260\").length == 201 " | tee -a $out |
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104 |
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105 if (scala_assert "danube.scala" "danube_test4.scala") |
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106 then |
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107 echo " --> success" | tee -a $out |
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108 marks=$(( marks + 1 )) |
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109 else |
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110 echo " --> one of the tests failed" | tee -a $out |
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111 fi |
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112 fi |
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113 |
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114 ### danube suggestions tests |
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115 |
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116 if [ $tsts -eq 0 ] |
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117 then |
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118 echo " val good_ratings = process_ratings(ratings)" | tee -a $out |
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119 echo " val ratings_map = groupById(good_ratings, Map())" | tee -a $out |
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120 echo " suggestions(ratings_map, \"912\").length == 4110 " | tee -a $out |
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121 echo " suggestions(ratings_map, \"858\").length == 4883 " | tee -a $out |
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122 echo " suggestions(ratings_map, \"260\").length == 4970 " | tee -a $out |
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123 |
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124 if (scala_assert "danube.scala" "danube_test5.scala") |
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125 then |
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126 echo " --> success" | tee -a $out |
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127 marks=$(( marks + 1 )) |
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128 else |
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129 echo " --> one of the tests failed" | tee -a $out |
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130 fi |
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131 fi |
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132 |
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133 ### danube recommendation tests |
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134 |
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135 if [ $tsts -eq 0 ] |
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136 then |
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137 echo " recommendations(ratings_map, movies_map, \"1\").length == 2 " | tee -a $out |
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138 echo " recommendations(ratings_map, movies_map, \"2\").length == 2 " | tee -a $out |
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139 echo " recommendations(ratings_map, movies_map, \"3\").length == 2 " | tee -a $out |
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140 echo " recommendations(ratings_map, movies_map, \"4\").length == 0 " | tee -a $out |
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141 echo " recommendations(ratings_map, movies_map, \"5\").length == 2 " | tee -a $out |
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142 |
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143 if (scala_assert "danube.scala" "danube_test6.scala") |
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144 then |
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145 echo " --> success" | tee -a $out |
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146 marks=$(( marks + 1 )) |
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147 else |
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148 echo " --> one of the tests failed" | tee -a $out |
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149 fi |
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150 fi |
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151 |
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152 |
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153 ## final marks |
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154 echo "Overall mark for CW 7, Part 3" | tee -a $out |
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155 echo "$marks" | tee -a $out |
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156 |