test_that("check tidy", {
fitw <- flexsurvreg(Surv(futime, fustat) ~ age,
data = ovarian, dist = "weibull")
expect_equal(
tidy(fitw, transform = 'baseline.real')$estimate,
coef(fitw)
)
})
test_that("check tidy against survreg", {
fit_fs <- flexsurvreg(Surv(futime, fustat) ~ ecog.ps,
data = ovarian, dist = "weibull")
fit_sr <- survreg(Surv(futime, fustat) ~ ecog.ps,
data = ovarian, dist = "weibull")
expect_equal(
object = as.data.frame(tidy(fit_fs)[3, ]),
expected = as.data.frame(broom::tidy(fit_sr)[2, ]),
tolerance = 1e-6
)
})
test_that("check glance", {
fitw <- flexsurvreg(Surv(futime, fustat) ~ age,
data = ovarian, dist = "weibull")
gl <- glance(fitw)
expect_equal(gl$N, fitw$N)
expect_equal(gl$events, fitw$events)
expect_equal(gl$trisk, fitw$trisk)
expect_equal(gl$df, fitw$npars)
expect_equal(gl$logLik, fitw$loglik)
expect_equal(gl$AIC, fitw$AIC)
expect_equal(gl$BIC, BIC(fitw))
})
test_that("check augment", {
fitw <- flexsurvreg(Surv(futime, fustat) ~ age, data = ovarian,
dist = "weibull")
expect_equal(augment(fitw)$.pred_time, predict(fitw)$.pred_time)
expect_equal(augment(fitw)$.resid, residuals(fitw))
})
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