Coverage for colour/biochemistry/tests/test_michaelis_menten.py: 100%

1""" 

2Define the unit tests for the :mod:`colour.biochemistry.michaelis_menten` 

3module. 

4""" 

5 

6from __future__ import annotations 

7 

8from itertools import product 

9 

10import numpy as np 

11 

12from colour.biochemistry import ( 

13 reaction_rate_MichaelisMenten, 

14 reaction_rate_MichaelisMenten_Abebe2017, 

15 reaction_rate_MichaelisMenten_Michaelis1913, 

16 substrate_concentration_MichaelisMenten, 

17 substrate_concentration_MichaelisMenten_Abebe2017, 

18 substrate_concentration_MichaelisMenten_Michaelis1913, 

19) 

20from colour.constants import TOLERANCE_ABSOLUTE_TESTS 

21from colour.utilities import ignore_numpy_errors 

22 

23__author__ = "Colour Developers" 

24__copyright__ = "Copyright 2013 Colour Developers" 

25__license__ = "BSD-3-Clause - https://opensource.org/licenses/BSD-3-Clause" 

26__maintainer__ = "Colour Developers" 

27__email__ = "colour-developers@colour-science.org" 

28__status__ = "Production" 

29 

30__all__ = [ 

31 "TestReactionRateMichaelisMentenMichaelis1913", 

32 "TestSubstrateConcentrationMichaelisMentenMichaelis1913", 

33 "TestReactionRateMichaelisMentenAbebe2017", 

34 "TestSubstrateConcentrationMichaelisMentenAbebe2017", 

35] 

36 

37 

38class TestReactionRateMichaelisMentenMichaelis1913: 

39 """ 

40 Define :func:`colour.biochemistry.michaelis_menten.\ 

41reaction_rate_MichaelisMenten_Michaelis1913` definition unit tests methods. 

42 """ 

43 

44 def test_reaction_rate_MichaelisMenten_Michaelis1913(self) -> None: 

45 """ 

46 Test :func:`colour.biochemistry.michaelis_menten.\ 

47reaction_rate_MichaelisMenten_Michaelis1913` definition. 

48 """ 

49 

50 np.testing.assert_allclose( 

51 reaction_rate_MichaelisMenten_Michaelis1913(0.25, 0.5, 0.25), 

52 0.250000000000000, 

53 atol=TOLERANCE_ABSOLUTE_TESTS, 

54 ) 

55 

56 np.testing.assert_allclose( 

57 reaction_rate_MichaelisMenten_Michaelis1913(0.5, 0.5, 0.25), 

58 0.333333333333333, 

59 atol=TOLERANCE_ABSOLUTE_TESTS, 

60 ) 

61 

62 np.testing.assert_allclose( 

63 reaction_rate_MichaelisMenten_Michaelis1913(0.65, 0.75, 0.35), 

64 0.487500000000000, 

65 atol=TOLERANCE_ABSOLUTE_TESTS, 

66 ) 

67 

68 def test_n_dimensional_reaction_rate_MichaelisMenten_Michaelis1913(self) -> None: 

69 """ 

70 Test :func:`colour.biochemistry.michaelis_menten.\ 

71reaction_rate_MichaelisMenten_Michaelis1913` definition n-dimensional arrays 

72 support. 

73 """ 

74 

75 v = 0.5 

76 V_max = 0.5 

77 K_m = 0.25 

78 S = reaction_rate_MichaelisMenten_Michaelis1913(v, V_max, K_m) 

79 

80 v = np.tile(v, (6, 1)) 

81 S = np.tile(S, (6, 1)) 

82 np.testing.assert_allclose( 

83 reaction_rate_MichaelisMenten_Michaelis1913(v, V_max, K_m), 

84 S, 

85 atol=TOLERANCE_ABSOLUTE_TESTS, 

86 ) 

87 

88 V_max = np.tile(V_max, (6, 1)) 

89 K_m = np.tile(K_m, (6, 1)) 

90 np.testing.assert_allclose( 

91 reaction_rate_MichaelisMenten_Michaelis1913(v, V_max, K_m), 

92 S, 

93 atol=TOLERANCE_ABSOLUTE_TESTS, 

94 ) 

95 

96 v = np.reshape(v, (2, 3, 1)) 

97 V_max = np.reshape(V_max, (2, 3, 1)) 

98 K_m = np.reshape(K_m, (2, 3, 1)) 

99 S = np.reshape(S, (2, 3, 1)) 

100 np.testing.assert_allclose( 

101 reaction_rate_MichaelisMenten_Michaelis1913(v, V_max, K_m), 

102 S, 

103 atol=TOLERANCE_ABSOLUTE_TESTS, 

104 ) 

105 

106 @ignore_numpy_errors 

107 def test_nan_reaction_rate_MichaelisMenten_Michaelis1913(self) -> None: 

108 """ 

109 Test :func:`colour.biochemistry.michaelis_menten.\ 

110reaction_rate_MichaelisMenten_Michaelis1913` definition nan support. 

111 """ 

112 

113 cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan] 

114 cases = np.array(list(set(product(cases, repeat=3)))) 

115 reaction_rate_MichaelisMenten_Michaelis1913(cases, cases, cases) 

116 

117 

118class TestSubstrateConcentrationMichaelisMentenMichaelis1913: 

119 """ 

120 Define :func:`colour.biochemistry.michaelis_menten.\ 

121reaction_rate_MichaelisMenten_Michaelis1913` definition unit tests methods. 

122 """ 

123 

124 def test_substrate_concentration_MichaelisMenten_Michaelis1913(self) -> None: 

125 """ 

126 Test :func:`colour.biochemistry.michaelis_menten.\ 

127substrate_concentration_MichaelisMenten_Michaelis1913` definition. 

128 """ 

129 

130 np.testing.assert_allclose( 

131 substrate_concentration_MichaelisMenten_Michaelis1913(0.25, 0.5, 0.25), 

132 0.250000000000000, 

133 atol=TOLERANCE_ABSOLUTE_TESTS, 

134 ) 

135 

136 np.testing.assert_allclose( 

137 substrate_concentration_MichaelisMenten_Michaelis1913(1 / 3, 0.5, 0.25), 

138 0.500000000000000, 

139 atol=TOLERANCE_ABSOLUTE_TESTS, 

140 ) 

141 

142 np.testing.assert_allclose( 

143 substrate_concentration_MichaelisMenten_Michaelis1913(0.4875, 0.75, 0.35), 

144 0.650000000000000, 

145 atol=TOLERANCE_ABSOLUTE_TESTS, 

146 ) 

147 

148 def test_n_dimensional_substrate_concentration_MichaelisMenten_Michaelis1913( 

149 self, 

150 ) -> None: 

151 """ 

152 Test :func:`colour.biochemistry.michaelis_menten.\ 

153substrate_concentration_MichaelisMenten_Michaelis1913` definition n-dimensional 

154 arrays support. 

155 """ 

156 

157 S = 1 / 3 

158 V_max = 0.5 

159 K_m = 0.25 

160 v = substrate_concentration_MichaelisMenten_Michaelis1913(S, V_max, K_m) 

161 

162 S = np.tile(S, (6, 1)) 

163 v = np.tile(v, (6, 1)) 

164 np.testing.assert_allclose( 

165 substrate_concentration_MichaelisMenten_Michaelis1913(S, V_max, K_m), 

166 v, 

167 atol=TOLERANCE_ABSOLUTE_TESTS, 

168 ) 

169 

170 V_max = np.tile(V_max, (6, 1)) 

171 K_m = np.tile(K_m, (6, 1)) 

172 np.testing.assert_allclose( 

173 substrate_concentration_MichaelisMenten_Michaelis1913(S, V_max, K_m), 

174 v, 

175 atol=TOLERANCE_ABSOLUTE_TESTS, 

176 ) 

177 

178 S = np.reshape(S, (2, 3, 1)) 

179 V_max = np.reshape(V_max, (2, 3, 1)) 

180 K_m = np.reshape(K_m, (2, 3, 1)) 

181 v = np.reshape(v, (2, 3, 1)) 

182 np.testing.assert_allclose( 

183 substrate_concentration_MichaelisMenten_Michaelis1913(S, V_max, K_m), 

184 v, 

185 atol=TOLERANCE_ABSOLUTE_TESTS, 

186 ) 

187 

188 @ignore_numpy_errors 

189 def test_nan_substrate_concentration_MichaelisMenten_Michaelis1913(self) -> None: 

190 """ 

191 Test :func:`colour.biochemistry.michaelis_menten.\ 

192substrate_concentration_MichaelisMenten_Michaelis1913` definition nan support. 

193 """ 

194 

195 cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan] 

196 cases = np.array(list(set(product(cases, repeat=3)))) 

197 substrate_concentration_MichaelisMenten_Michaelis1913(cases, cases, cases) 

198 

199 

200class TestReactionRateMichaelisMentenAbebe2017: 

201 """ 

202 Define :func:`colour.biochemistry.michaelis_menten.\ 

203reaction_rate_MichaelisMenten_Abebe2017` definition unit tests methods. 

204 """ 

205 

206 def test_reaction_rate_MichaelisMenten_Abebe2017(self) -> None: 

207 """ 

208 Test :func:`colour.biochemistry.michaelis_menten.\ 

209reaction_rate_MichaelisMenten_Abebe2017` definition. 

210 """ 

211 

212 np.testing.assert_allclose( 

213 reaction_rate_MichaelisMenten_Abebe2017(0.25, 0.5, 0.25, 0.25), 

214 0.400000000000000, 

215 atol=TOLERANCE_ABSOLUTE_TESTS, 

216 ) 

217 

218 np.testing.assert_allclose( 

219 reaction_rate_MichaelisMenten_Abebe2017(0.5, 0.5, 0.25, 0.25), 

220 0.666666666666666, 

221 atol=TOLERANCE_ABSOLUTE_TESTS, 

222 ) 

223 

224 np.testing.assert_allclose( 

225 reaction_rate_MichaelisMenten_Abebe2017(0.65, 0.75, 0.35, 0.25), 

226 0.951219512195122, 

227 atol=TOLERANCE_ABSOLUTE_TESTS, 

228 ) 

229 

230 def test_n_dimensional_reaction_rate_MichaelisMenten_Abebe2017(self) -> None: 

231 """ 

232 Test :func:`colour.biochemistry.michaelis_menten.\ 

233reaction_rate_MichaelisMenten_Abebe2017` definition n-dimensional arrays 

234 support. 

235 """ 

236 

237 v = 0.5 

238 V_max = 0.5 

239 K_m = 0.25 

240 b_m = 0.25 

241 S = reaction_rate_MichaelisMenten_Abebe2017(v, V_max, K_m, b_m) 

242 

243 v = np.tile(v, (6, 1)) 

244 S = np.tile(S, (6, 1)) 

245 np.testing.assert_allclose( 

246 reaction_rate_MichaelisMenten_Abebe2017(v, V_max, K_m, b_m), 

247 S, 

248 atol=TOLERANCE_ABSOLUTE_TESTS, 

249 ) 

250 

251 V_max = np.tile(V_max, (6, 1)) 

252 K_m = np.tile(K_m, (6, 1)) 

253 b_m = np.tile(b_m, (6, 1)) 

254 np.testing.assert_allclose( 

255 reaction_rate_MichaelisMenten_Abebe2017(v, V_max, K_m, b_m), 

256 S, 

257 atol=TOLERANCE_ABSOLUTE_TESTS, 

258 ) 

259 

260 v = np.reshape(v, (2, 3, 1)) 

261 V_max = np.reshape(V_max, (2, 3, 1)) 

262 K_m = np.reshape(K_m, (2, 3, 1)) 

263 b_m = np.reshape(b_m, (2, 3, 1)) 

264 S = np.reshape(S, (2, 3, 1)) 

265 np.testing.assert_allclose( 

266 reaction_rate_MichaelisMenten_Abebe2017(v, V_max, K_m, b_m), 

267 S, 

268 atol=TOLERANCE_ABSOLUTE_TESTS, 

269 ) 

270 

271 @ignore_numpy_errors 

272 def test_nan_reaction_rate_MichaelisMenten_Abebe2017(self) -> None: 

273 """ 

274 Test :func:`colour.biochemistry.michaelis_menten.\ 

275reaction_rate_MichaelisMenten_Abebe2017` definition nan support. 

276 """ 

277 

278 cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan] 

279 cases = np.array(list(set(product(cases, repeat=3)))) 

280 reaction_rate_MichaelisMenten_Abebe2017(cases, cases, cases, cases) 

281 

282 

283class TestSubstrateConcentrationMichaelisMentenAbebe2017: 

284 """ 

285 Define :func:`colour.biochemistry.michaelis_menten.\ 

286reaction_rate_MichaelisMenten_Abebe2017` definition unit tests methods. 

287 """ 

288 

289 def test_substrate_concentration_MichaelisMenten_Abebe2017(self) -> None: 

290 """ 

291 Test :func:`colour.biochemistry.michaelis_menten.\ 

292substrate_concentration_MichaelisMenten_Abebe2017` definition. 

293 """ 

294 

295 np.testing.assert_allclose( 

296 substrate_concentration_MichaelisMenten_Abebe2017( 

297 0.400000000000000, 0.5, 0.25, 0.25 

298 ), 

299 0.250000000000000, 

300 atol=TOLERANCE_ABSOLUTE_TESTS, 

301 ) 

302 

303 np.testing.assert_allclose( 

304 substrate_concentration_MichaelisMenten_Abebe2017( 

305 0.666666666666666, 0.5, 0.25, 0.25 

306 ), 

307 0.500000000000000, 

308 atol=TOLERANCE_ABSOLUTE_TESTS, 

309 ) 

310 

311 np.testing.assert_allclose( 

312 substrate_concentration_MichaelisMenten_Abebe2017( 

313 0.951219512195122, 0.75, 0.35, 0.25 

314 ), 

315 0.650000000000000, 

316 atol=TOLERANCE_ABSOLUTE_TESTS, 

317 ) 

318 

319 def test_n_dimensional_substrate_concentration_MichaelisMenten_Abebe2017( 

320 self, 

321 ) -> None: 

322 """ 

323 Test :func:`colour.biochemistry.michaelis_menten.\ 

324substrate_concentration_MichaelisMenten_Abebe2017` definition n-dimensional 

325 arrays support. 

326 """ 

327 

328 S = 0.400000000000000 

329 V_max = 0.5 

330 K_m = 0.25 

331 b_m = 0.25 

332 v = substrate_concentration_MichaelisMenten_Abebe2017(S, V_max, K_m, b_m) 

333 

334 S = np.tile(S, (6, 1)) 

335 v = np.tile(v, (6, 1)) 

336 np.testing.assert_allclose( 

337 substrate_concentration_MichaelisMenten_Abebe2017(S, V_max, K_m, b_m), 

338 v, 

339 atol=TOLERANCE_ABSOLUTE_TESTS, 

340 ) 

341 

342 V_max = np.tile(V_max, (6, 1)) 

343 K_m = np.tile(K_m, (6, 1)) 

344 b_m = np.tile(b_m, (6, 1)) 

345 np.testing.assert_allclose( 

346 substrate_concentration_MichaelisMenten_Abebe2017(S, V_max, K_m, b_m), 

347 v, 

348 atol=TOLERANCE_ABSOLUTE_TESTS, 

349 ) 

350 

351 S = np.reshape(S, (2, 3, 1)) 

352 V_max = np.reshape(V_max, (2, 3, 1)) 

353 K_m = np.reshape(K_m, (2, 3, 1)) 

354 b_m = np.reshape(b_m, (2, 3, 1)) 

355 v = np.reshape(v, (2, 3, 1)) 

356 np.testing.assert_allclose( 

357 substrate_concentration_MichaelisMenten_Abebe2017(S, V_max, K_m, b_m), 

358 v, 

359 atol=TOLERANCE_ABSOLUTE_TESTS, 

360 ) 

361 

362 @ignore_numpy_errors 

363 def test_nan_substrate_concentration_MichaelisMenten_Abebe2017(self) -> None: 

364 """ 

365 Test :func:`colour.biochemistry.michaelis_menten.\ 

366substrate_concentration_MichaelisMenten_Abebe2017` definition nan support. 

367 """ 

368 

369 cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan] 

370 cases = np.array(list(set(product(cases, repeat=3)))) 

371 substrate_concentration_MichaelisMenten_Abebe2017(cases, cases, cases, cases) 

372 

373 

374class TestReactionRateMichaelisMenten: 

375 """ 

376 Define :func:`colour.biochemistry.michaelis_menten.\ 

377reaction_rate_MichaelisMenten` wrapper definition unit tests methods. 

378 """ 

379 

380 def test_reaction_rate_MichaelisMenten(self) -> None: 

381 """ 

382 Test :func:`colour.biochemistry.michaelis_menten.\ 

383reaction_rate_MichaelisMenten` wrapper definition. 

384 """ 

385 

386 np.testing.assert_allclose( 

387 reaction_rate_MichaelisMenten(0.5, 2.5, 0.8), 

388 0.961538461538461, 

389 atol=TOLERANCE_ABSOLUTE_TESTS, 

390 ) 

391 

392 np.testing.assert_allclose( 

393 reaction_rate_MichaelisMenten( 

394 0.5, 2.5, 0.8, method="Abebe 2017", b_m=0.813 

395 ), 

396 1.036054742705597, 

397 atol=TOLERANCE_ABSOLUTE_TESTS, 

398 ) 

399 

400 

401class TestSubstrateConcentrationMichaelisMenten: 

402 """ 

403 Define :func:`colour.biochemistry.michaelis_menten.\ 

404substrate_concentration_MichaelisMenten` wrapper definition unit tests methods. 

405 """ 

406 

407 def test_substrate_concentration_MichaelisMenten(self) -> None: 

408 """ 

409 Test :func:`colour.biochemistry.michaelis_menten.\ 

410substrate_concentration_MichaelisMenten` wrapper definition. 

411 """ 

412 

413 np.testing.assert_allclose( 

414 substrate_concentration_MichaelisMenten(0.25, 0.5, 0.25), 

415 0.250000000000000, 

416 atol=TOLERANCE_ABSOLUTE_TESTS, 

417 ) 

418 

419 np.testing.assert_allclose( 

420 substrate_concentration_MichaelisMenten( 

421 0.400000000000000, 0.5, 0.25, method="Abebe 2017", b_m=0.25 

422 ), 

423 0.250000000000000, 

424 atol=TOLERANCE_ABSOLUTE_TESTS, 

425 )