1 | ;-*- Mode: Lisp -*- |
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2 | ;;;; Author: Paul Dietz |
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3 | ;;;; Created: Mon Aug 4 22:16:00 2003 |
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4 | ;;;; Contains: Tests of FLOOR |
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5 | |
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6 | (in-package :cl-test) |
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7 | |
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8 | (compile-and-load "numbers-aux.lsp") |
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9 | (compile-and-load "floor-aux.lsp") |
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10 | |
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11 | ;;; Error tests |
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12 | |
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13 | (deftest floor.error.1 |
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14 | (signals-error (floor) program-error) |
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15 | t) |
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16 | |
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17 | (deftest floor.error.2 |
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18 | (signals-error (floor 1.0 1 nil) program-error) |
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19 | t) |
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20 | |
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21 | ;;; Non-error tests |
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22 | |
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23 | (deftest floor.1 |
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24 | (floor.1-fn) |
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25 | nil) |
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26 | |
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27 | (deftest floor.2 |
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28 | (floor.2-fn) |
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29 | nil) |
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30 | |
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31 | (deftest floor.3 |
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32 | (floor.3-fn 2.0s4) |
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33 | nil) |
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34 | |
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35 | (deftest floor.4 |
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36 | (floor.3-fn 2.0f4) |
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37 | nil) |
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38 | |
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39 | (deftest floor.5 |
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40 | (floor.3-fn 2.0d4) |
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41 | nil) |
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42 | |
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43 | (deftest floor.6 |
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44 | (floor.3-fn 2.0l4) |
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45 | nil) |
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46 | |
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47 | (deftest floor.7 |
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48 | (floor.7-fn) |
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49 | nil) |
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50 | |
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51 | (deftest floor.8 |
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52 | (floor.8-fn) |
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53 | nil) |
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54 | |
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55 | (deftest floor.9 |
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56 | (floor.9-fn) |
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57 | nil) |
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58 | |
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59 | (deftest floor.10 |
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60 | (loop for x in (remove-if #'zerop *reals*) |
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61 | for (q r) = (multiple-value-list (floor x x)) |
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62 | unless (and (eql q 1) |
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63 | (zerop r) |
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64 | (if (rationalp x) (eql r 0) |
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65 | (eql r (float 0 x)))) |
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66 | collect x) |
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67 | nil) |
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68 | |
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69 | (deftest floor.11 |
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70 | (loop for x in (remove-if #'zerop *reals*) |
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71 | for (q r) = (multiple-value-list (floor (- x) x)) |
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72 | unless (and (eql q -1) |
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73 | (zerop r) |
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74 | (if (rationalp x) (eql r 0) |
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75 | (eql r (float 0 x)))) |
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76 | collect x) |
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77 | nil) |
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78 | |
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79 | (deftest floor.12 |
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80 | (let* ((radix (float-radix 1.0s0)) |
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81 | (rad (float radix 1.0s0)) |
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82 | (rrad (/ 1.0s0 rad))) |
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83 | (loop for i from 1 to 1000 |
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84 | for x = (+ i rrad) |
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85 | for (q r) = (multiple-value-list (floor x)) |
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86 | unless (and (eql q i) |
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87 | (eql r rrad)) |
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88 | collect (list i x q r))) |
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89 | nil) |
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90 | |
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91 | (deftest floor.13 |
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92 | (let* ((radix (float-radix 1.0s0)) |
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93 | (rad (float radix 1.0s0)) |
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94 | (rrad (/ 1.0s0 rad))) |
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95 | (loop for i from 1 to 1000 |
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96 | for x = (- i rrad) |
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97 | for (q r) = (multiple-value-list (floor x)) |
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98 | unless (and (eql q (1- i)) |
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99 | (eql r rrad)) |
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100 | collect (list i x q r))) |
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101 | nil) |
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102 | |
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103 | (deftest floor.14 |
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104 | (let* ((radix (float-radix 1.0f0)) |
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105 | (rad (float radix 1.0f0)) |
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106 | (rrad (/ 1.0f0 rad))) |
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107 | (loop for i from 1 to 1000 |
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108 | for x = (+ i rrad) |
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109 | for (q r) = (multiple-value-list (floor x)) |
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110 | unless (and (eql q i) |
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111 | (eql r rrad)) |
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112 | collect (list i x q r))) |
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113 | nil) |
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114 | |
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115 | (deftest floor.15 |
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116 | (let* ((radix (float-radix 1.0f0)) |
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117 | (rad (float radix 1.0f0)) |
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118 | (rrad (/ 1.0f0 rad))) |
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119 | (loop for i from 1 to 1000 |
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120 | for x = (- i rrad) |
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121 | for (q r) = (multiple-value-list (floor x)) |
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122 | unless (and (eql q (1- i)) |
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123 | (eql r rrad)) |
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124 | collect (list i x q r))) |
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125 | nil) |
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126 | |
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127 | (deftest floor.16 |
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128 | (let* ((radix (float-radix 1.0d0)) |
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129 | (rad (float radix 1.0d0)) |
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130 | (rrad (/ 1.0d0 rad))) |
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131 | (loop for i from 1 to 1000 |
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132 | for x = (+ i rrad) |
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133 | for (q r) = (multiple-value-list (floor x)) |
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134 | unless (and (eql q i) |
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135 | (eql r rrad)) |
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136 | collect (list i x q r))) |
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137 | nil) |
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138 | |
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139 | (deftest floor.17 |
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140 | (let* ((radix (float-radix 1.0d0)) |
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141 | (rad (float radix 1.0d0)) |
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142 | (rrad (/ 1.0d0 rad))) |
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143 | (loop for i from 1 to 1000 |
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144 | for x = (- i rrad) |
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145 | for (q r) = (multiple-value-list (floor x)) |
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146 | unless (and (eql q (1- i)) |
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147 | (eql r rrad)) |
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148 | collect (list i x q r))) |
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149 | nil) |
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150 | |
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151 | (deftest floor.18 |
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152 | (let* ((radix (float-radix 1.0l0)) |
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153 | (rad (float radix 1.0l0)) |
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154 | (rrad (/ 1.0l0 rad))) |
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155 | (loop for i from 1 to 1000 |
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156 | for x = (+ i rrad) |
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157 | for (q r) = (multiple-value-list (floor x)) |
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158 | unless (and (eql q i) |
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159 | (eql r rrad)) |
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160 | collect (list i x q r))) |
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161 | nil) |
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162 | |
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163 | (deftest floor.19 |
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164 | (let* ((radix (float-radix 1.0l0)) |
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165 | (rad (float radix 1.0l0)) |
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166 | (rrad (/ 1.0l0 rad))) |
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167 | (loop for i from 1 to 1000 |
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168 | for x = (- i rrad) |
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169 | for (q r) = (multiple-value-list (floor x)) |
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170 | unless (and (eql q (1- i)) |
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171 | (eql r rrad)) |
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172 | collect (list i x q r))) |
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173 | nil) |
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174 | |
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175 | ;;; To add: tests that involve adding/subtracting EPSILON constants |
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176 | ;;; (suitably scaled) to floated integers. |
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177 | |
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