# tests/testthat/test-algebraNA-sobocinski.R In lfl: Linguistic Fuzzy Logic

```set.seed(34523)

test_that('sobocinski', {
a <- sobocinski(algebra('luk'))
expect_that(a\$algebratype, equals(c('lukasiewicz', 'sobocinski')))

a <- sobocinski(algebra('gog'))

expect_that(a\$algebratype, equals(c('goguen', 'sobocinski')))
expect_that(a\$t(), equals(NA_real_))
expect_that(a\$t(NA), equals(NA_real_))
expect_that(a\$t(NaN), equals(NA_real_))
expect_that(a\$t(0.5, NA, NaN, 0.8, NA), equals(0.4))
expect_that(a\$t(c(0.5, NA, NA, 0.8, NA)), equals(0.4))

expect_true(is.null(a\$pt()))
expect_that(a\$pt(NA, 0.8), equals(0.8))
expect_that(a\$pt(NaN, 0.8), equals(0.8))
expect_that(a\$pt(c(0.5, NA, 0.4), c(NA, 0.4, 0.5)), equals(c(0.5, 0.4, 0.2)))

expect_that(a\$c(), equals(NA_real_))
expect_that(a\$c(NA), equals(NA_real_))
expect_that(a\$c(NaN), equals(NA_real_))
expect_that(a\$c(0.5, NA, NaN, 0.8, NA), equals(0.9))
expect_that(a\$c(c(0.5, NA, NA, 0.8, NA)), equals(0.9))

expect_true(is.null(a\$pc()))
expect_that(a\$pc(NA, 0.8), equals(0.8))
expect_that(a\$pc(NaN, 0.8), equals(0.8))
expect_that(a\$pc(c(0.5, NA, 0.4), c(NA, 0.4, 0.5)), equals(c(0.5, 0.4, 0.7)))

expect_that(a\$r(c(0.5, 0.8,    NA, 0.3, NA),
c(0.8, 0.5,   0.4,  NA, NA)),
equals(c(1.0, 0.625, 0.4,   0, NA_real_)))

expect_that(a\$b(c(0.5,   0.8,    NA,  0.4,  NA),
c(0.8,   0.5,   0.4,   NA,  NA)),
equals(c(0.625, 0.625,   0,    0, NA_real_)))

expect_that(a\$i(), equals(NA_real_))
expect_that(a\$i(NA), equals(NA_real_))
expect_that(a\$i(NaN), equals(NA_real_))
expect_that(a\$i(0.5, NA, NaN, 0.8, NA), equals(0.5))
expect_that(a\$i(c(0.5, NA, NA, 0.8, NA)), equals(0.5))

expect_true(is.null(a\$pi()))
expect_that(a\$pi(NA, 0.8), equals(0.8))
expect_that(a\$pi(NaN, 0.8), equals(0.8))
expect_that(a\$pi(c(0.5, NA, 0.4), c(NA, 0.4, 0.5)), equals(c(0.5, 0.4, 0.4)))

expect_that(a\$s(), equals(NA_real_))
expect_that(a\$s(NA), equals(NA_real_))
expect_that(a\$s(NaN), equals(NA_real_))
expect_that(a\$s(0.5, NA, NaN, 0.8, NA), equals(0.8))
expect_that(a\$s(c(0.5, NA, NA, 0.8, NA)), equals(0.8))

expect_true(is.null(a\$ps()))
expect_that(a\$ps(NA, 0.8), equals(0.8))
expect_that(a\$ps(NaN, 0.8), equals(0.8))
expect_that(a\$ps(c(0.5, NA, 0.4), c(NA, 0.4, 0.5)), equals(c(0.5, 0.4, 0.5)))

expect_that(a\$n(NA), equals(0))
expect_that(a\$n(1), equals(0))
expect_that(a\$n(0), equals(1))
expect_that(a\$n(0.8), equals(a\$r(0.8, 0)))

expect_that(a\$ni(NA), equals(NA_real_))
expect_that(a\$ni(1), equals(0))
expect_that(a\$ni(0), equals(1))
expect_that(a\$ni(0.8), equals(0.2))
})

test_that('sobocinski 2', {
a <- sobocinski(algebra('gog'))

expect_equal(a\$t(0.4, 0.5), 0.2)
expect_equal(a\$t(0, NA), 0)
expect_equal(a\$t(0.5, NA), 0.5)
expect_equal(a\$t(1, NA), 1)
expect_equal(a\$t(NA, 0), 0)
expect_equal(a\$t(NA, 0.5), 0.5)
expect_equal(a\$t(NA, 1), 1)
expect_equal(a\$t(NA, NA), NA_real_)

expect_equal(a\$pt(0.4, 0.5), 0.2)
expect_equal(a\$pt(0, NA), 0)
expect_equal(a\$pt(0.5, NA), 0.5)
expect_equal(a\$pt(1, NA), 1)
expect_equal(a\$pt(NA, 0), 0)
expect_equal(a\$pt(NA, 0.5), 0.5)
expect_equal(a\$pt(NA, 1), 1)
expect_equal(a\$pt(NA, NA), NA_real_)

expect_equal(a\$c(0.4, 0.5), 0.7)
expect_equal(a\$c(0, NA), 0)
expect_equal(a\$c(0.5, NA), 0.5)
expect_equal(a\$c(1, NA), 1)
expect_equal(a\$c(NA, 0), 0)
expect_equal(a\$c(NA, 0.5), 0.5)
expect_equal(a\$c(NA, 1), 1)
expect_equal(a\$c(NA, NA), NA_real_)

expect_equal(a\$pc(0.4, 0.5), 0.7)
expect_equal(a\$pc(0, NA), 0)
expect_equal(a\$pc(0.5, NA), 0.5)
expect_equal(a\$pc(1, NA), 1)
expect_equal(a\$pc(NA, 0), 0)
expect_equal(a\$pc(NA, 0.5), 0.5)
expect_equal(a\$pc(NA, 1), 1)
expect_equal(a\$pc(NA, NA), NA_real_)

expect_equal(a\$i(0.4, 0.5), 0.4)
expect_equal(a\$i(0, NA), 0)
expect_equal(a\$i(0.5, NA), 0.5)
expect_equal(a\$i(1, NA), 1)
expect_equal(a\$i(NA, 0), 0)
expect_equal(a\$i(NA, 0.5), 0.5)
expect_equal(a\$i(NA, 1), 1)
expect_equal(a\$i(NA, NA), NA_real_)

expect_equal(a\$pi(0.4, 0.5), 0.4)
expect_equal(a\$pi(0, NA), 0)
expect_equal(a\$pi(0.5, NA), 0.5)
expect_equal(a\$pi(1, NA), 1)
expect_equal(a\$pi(NA, 0), 0)
expect_equal(a\$pi(NA, 0.5), 0.5)
expect_equal(a\$pi(NA, 1), 1)
expect_equal(a\$pi(NA, NA), NA_real_)

expect_equal(a\$s(0.4, 0.5), 0.5)
expect_equal(a\$s(0, NA), 0)
expect_equal(a\$s(0.5, NA), 0.5)
expect_equal(a\$s(1, NA), 1)
expect_equal(a\$s(NA, 0), 0)
expect_equal(a\$s(NA, 0.5), 0.5)
expect_equal(a\$s(NA, 1), 1)
expect_equal(a\$s(NA, NA), NA_real_)

expect_equal(a\$ps(0.4, 0.5), 0.5)
expect_equal(a\$ps(0, NA), 0)
expect_equal(a\$ps(0.5, NA), 0.5)
expect_equal(a\$ps(1, NA), 1)
expect_equal(a\$ps(NA, 0), 0)
expect_equal(a\$ps(NA, 0.5), 0.5)
expect_equal(a\$ps(NA, 1), 1)
expect_equal(a\$ps(NA, NA), NA_real_)

expect_equal(a\$n(c(0, 0.5, 1, NA)),
c(1,   0, 0,  0))
expect_equal(a\$ni(c(0, 0.5, 1, NA)),
c(1, 0.5, 0, NA_real_))

expect_equal(a\$b(0.4, 0.5), 4/5)
expect_equal(a\$b(0, NA), 0)
expect_equal(a\$b(0.5, NA), 0)
expect_equal(a\$b(1, NA), 0)
expect_equal(a\$b(0.5, 0.4), 4/5)
expect_equal(a\$b(NA, 0), 0)
expect_equal(a\$b(NA, 0.5), 0)
expect_equal(a\$b(NA, 1), 0)
expect_equal(a\$b(NA, NA), NA_real_)
expect_equal(a\$b(0.5, 0.5), 1)

expect_equal(a\$r(0.4, 0.5), 1)
expect_equal(a\$r(0, NA), 1)
expect_equal(a\$r(0.5, NA), 0)
expect_equal(a\$r(1, NA), 0)
expect_equal(a\$r(NA, 0), 0)
expect_equal(a\$r(NA, 0.5), 0.5)
expect_equal(a\$r(NA, 1), 1)
expect_equal(a\$r(NA, NA), NA_real_)

a <- sobocinski(algebra('lukasiewicz'))
expect_equal(a\$r(0.5, NA), 0.5)
expect_equal(a\$b(0.5, NA), 0.5)
})

test_that('sobocinski order', {
a <- sobocinski(algebra('lukasiewicz'))
expect_error(a\$order(0))
})
```

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lfl documentation built on Sept. 8, 2022, 5:08 p.m.