Nothing
model <- lm(mpg ~ disp + hp + wt, data = mtcars)
test_that("residual histogram plot is as expected", {
skip_on_cran()
# skip_on_ci()
p <- ols_plot_resid_hist(model, print_plot = FALSE)
vdiffr::expect_doppelganger("ggplot2 histogram", p$plot)
})
test_that("hadi plot is as expected", {
skip_on_cran()
p <- ols_plot_hadi(model, print_plot = FALSE)
vdiffr::expect_doppelganger("hadi plot", p$plot)
})
test_that("observed vs predicted plot is as expected", {
# skip_if(getRversion() > '4.0.3')
skip_on_cran()
p <- ols_plot_obs_fit(model, print_plot = FALSE)
vdiffr::expect_doppelganger("ovsp plot", p$plot)
})
test_that("potential residual plot is as expected", {
skip_on_cran()
p <- ols_plot_resid_pot(model, print_plot = FALSE)
vdiffr::expect_doppelganger("potential residual plot", p$plot)
})
test_that("residual box plot is as expected", {
skip_on_cran()
p <- ols_plot_resid_box(model, print_plot = FALSE)
vdiffr::expect_doppelganger("residual box plot", p$plot)
})
test_that("residual fit spread plot 1 is as expected", {
skip_on_cran()
p <- ols_plot_resid_spread(model, print_plot = FALSE)
vdiffr::expect_doppelganger("residual fit spread plot", p$plot)
})
test_that("residual fit spread plot 2 is as expected", {
skip_on_cran()
p <- ols_plot_fm(model, print_plot = FALSE)
vdiffr::expect_doppelganger("residual fit spread plot 2", p$plot)
})
test_that("residual qq plot is as expected", {
# skip_if(getRversion() > '4.0.3')
skip_on_cran()
p <- ols_plot_resid_qq(model, print_plot = FALSE)
vdiffr::expect_doppelganger("residual qq plot", p$plot)
})
test_that("residual vs fitted plot is as expected", {
skip_on_cran()
p <- ols_plot_resid_fit(model, print_plot = FALSE)
vdiffr::expect_doppelganger("residual vs fitted plot", p$plot)
})
test_that("residual vs regressor plot is as expected", {
skip_on_cran()
p <- ols_plot_resid_regressor(model, 'drat', print_plot = FALSE)
vdiffr::expect_doppelganger("residual vs regressor plot", p$plot)
})
test_that("cooks d bar plot is as expected", {
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt, data = mtcars)
p <- ols_plot_cooksd_bar(model, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar plot", p$plot)
p1 <- ols_plot_cooksd_bar(model, threshold = 0.2, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar plot threshold", p1$plot)
p2 <- ols_plot_cooksd_bar(model, type = 2, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar plot type 2", p2$plot)
p3 <- ols_plot_cooksd_bar(model, type = 3, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar plot type 3", p3$plot)
p4 <- ols_plot_cooksd_bar(model, type = 4, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar plot type 4", p4$plot)
p5 <- ols_plot_cooksd_bar(model, type = 5, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar plot type 5", p5$plot)
})
test_that("cooks d bar chart is as expected", {
skip_on_cran()
p <- ols_plot_cooksd_chart(model, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar chart", p$plot)
p1 <- ols_plot_cooksd_chart(model, threshold = 0.2, print_plot = FALSE)
vdiffr::expect_doppelganger("cooks d bar chart threshold", p1$plot)
})
test_that("dffits plot is as expected", {
skip_on_cran()
p <- ols_plot_dffits(model, print_plot = FALSE)
vdiffr::expect_doppelganger("dffits plot", p$plot)
})
test_that("dffits plot is as expected when not using size adjusted cutoff", {
skip_on_cran()
p <- ols_plot_dffits(model, size_adj_threshold = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("dffits cutoff plot", p$plot)
})
test_that("deleted studentized residual vs fitted plot is as expected", {
skip_on_cran()
p <- ols_plot_resid_stud_fit(model, print_plot = FALSE)
vdiffr::expect_doppelganger("dsrvsp plot", p$plot)
})
test_that("residual vs regressor shiny plot is as expected", {
skip_on_cran()
p <- rvsr_plot_shiny(model, mtcars, "drat", print_plot = FALSE)
vdiffr::expect_doppelganger("residual vs regressor shiny plot", p$plot)
})
test_that("residual fit spread plot is as expected", {
skip_on_cran()
p <- ols_plot_resid_fit_spread(model, print_plot = TRUE)
vdiffr::expect_doppelganger("fm_plot", p$fm_plot)
vdiffr::expect_doppelganger("rsd_plot", p$rsd_plot)
})
test_that("response profile plot is as expected", {
skip_on_cran()
p <- ols_plot_response(model, print_plot = FALSE)
vdiffr::expect_doppelganger("resp viz dot plot", p$dot_plot)
vdiffr::expect_doppelganger("resp viz trend plot", p$trend_plot)
vdiffr::expect_doppelganger("resp viz histogram", p$histogram)
vdiffr::expect_doppelganger("resp viz boxplot", p$boxplot)
})
test_that("stepAIC backward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = surgical)
p <- plot(ols_step_backward_aic(model), print_plot = FALSE)
vdiffr::expect_doppelganger("stepaic backward regression plot", p$plot)
p1 <- plot(ols_step_backward_aic(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("stepaic backward regression plot without details", p1$plot)
})
test_that("stepAIC forward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = surgical)
p <- plot(ols_step_forward_aic(model), print_plot = FALSE)
vdiffr::expect_doppelganger("stepaic forward regression plot", p$plot)
p1 <- plot(ols_step_forward_aic(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("stepaic forward regression plot without details", p1$plot)
})
test_that("stepAIC both direction regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = surgical)
p1 <- plot(ols_step_both_aic(model), print_plot = FALSE)
vdiffr::expect_doppelganger("stepaic both regression plot details", p1$plot)
p2 <- plot(ols_step_both_aic(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("stepaic both regression plot", p2$plot)
})
test_that("added variable plot is as expected", {
skip_on_cran()
p <- ols_plot_added_variable(model, print_plot = FALSE)
vdiffr::expect_doppelganger("avplot_1", p[[1]])
vdiffr::expect_doppelganger("avplot_2", p[[2]])
vdiffr::expect_doppelganger("avplot_3", p[[3]])
})
test_that("all possible regression plots are as expected", {
# skip_if(getRversion() > '4.0.3')
skip_on_cran()
model <- lm(mpg ~ disp + hp, data = mtcars)
k <- ols_step_all_possible(model)
p <- plot(k, print_plot = FALSE)
vdiffr::expect_doppelganger("allplot_1", p$plot_1)
vdiffr::expect_doppelganger("allplot_2", p$plot_2)
vdiffr::expect_doppelganger("allplot_3", p$plot_3)
vdiffr::expect_doppelganger("allplot_4", p$plot_4)
vdiffr::expect_doppelganger("allplot_5", p$plot_5)
vdiffr::expect_doppelganger("allplot_6", p$plot_6)
})
test_that("best subset regression plots are as expected", {
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt + qsec, data = mtcars)
k <- ols_step_best_subset(model)
p <- plot(k, print_plot = FALSE)
vdiffr::expect_doppelganger("bestplot_1", p$plot_1)
vdiffr::expect_doppelganger("bestplot_2", p$plot_2)
vdiffr::expect_doppelganger("bestplot_3", p$plot_3)
vdiffr::expect_doppelganger("bestplot_4", p$plot_4)
vdiffr::expect_doppelganger("bestplot_5", p$plot_5)
vdiffr::expect_doppelganger("bestplot_6", p$plot_6)
})
test_that("dfbetas plot is as expected", {
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt + qsec, data = mtcars)
p <- ols_plot_dfbetas(model, print_plot = FALSE)
vdiffr::expect_doppelganger("dfbetas_1", p$plots[[1]])
vdiffr::expect_doppelganger("dfbetas_2", p$plots[[2]])
vdiffr::expect_doppelganger("dfbetas_3", p$plots[[3]])
vdiffr::expect_doppelganger("dfbetas_4", p$plots[[4]])
vdiffr::expect_doppelganger("dfbetas_5", p$plots[[5]])
})
test_that("diagnostics panel is as expected", {
# skip_if(getRversion() > '4.0.3')
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt + qsec, data = mtcars)
p <- ols_plot_diagnostics(model, print_plot = FALSE)
vdiffr::expect_doppelganger("diag_1", p[[1]])
vdiffr::expect_doppelganger("diag_2", p[[2]])
vdiffr::expect_doppelganger("diag_3", p[[3]])
vdiffr::expect_doppelganger("diag_4", p[[4]])
vdiffr::expect_doppelganger("diag_5", p[[5]])
vdiffr::expect_doppelganger("diag_6", p[[6]])
vdiffr::expect_doppelganger("diag_7", p[[7]])
vdiffr::expect_doppelganger("diag_8", p[[8]])
vdiffr::expect_doppelganger("diag_9", p[[9]])
vdiffr::expect_doppelganger("diag_10", p[[10]])
})
test_that("fitted line plot is as expected", {
# skip_if(getRversion() > '4.0.3')
skip_on_cran()
p <- ols_plot_reg_line(mtcars$mpg, mtcars$disp, print_plot = FALSE)
vdiffr::expect_doppelganger("reg_line_plot", p$plot)
})
test_that("residual plus component plot is as expected", {
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt + qsec, data = mtcars)
p <- ols_plot_comp_plus_resid(model, print_plot = FALSE)
vdiffr::expect_doppelganger("rpcplot_1", p[[1]])
vdiffr::expect_doppelganger("rpcplot_2", p[[2]])
vdiffr::expect_doppelganger("rpcplot_3", p[[3]])
vdiffr::expect_doppelganger("rpcplot_4", p[[4]])
})
test_that("rstud vs lev plot is as expected", {
skip_on_cran()
model <- lm(read ~ write + math + science, data = hsb)
p <- ols_plot_resid_lev(model, print_plot = FALSE)
vdiffr::expect_doppelganger("rslev_1", p$plot)
})
test_that("standardized residual plot is as expected", {
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt, data = mtcars)
p <- ols_plot_resid_stand(model, print_plot = FALSE)
vdiffr::expect_doppelganger("stanres_1", p$plot)
})
test_that("studentized residual plot is as expected", {
skip_on_cran()
model <- lm(mpg ~ disp + hp + wt, data = mtcars)
p <- ols_plot_resid_stud(model, print_plot = FALSE)
vdiffr::expect_doppelganger("studres_1", p$plot)
})
test_that("stepwise backward regression plots are as expected", {
skip_on_cran()
model <- lm(y ~ ., data = surgical)
k <- ols_step_backward_p(model)
p <- plot(k, print_plot = FALSE)
vdiffr::expect_doppelganger("step_back_1", p$plot_1)
vdiffr::expect_doppelganger("step_back_2", p$plot_2)
vdiffr::expect_doppelganger("step_back_3", p$plot_3)
vdiffr::expect_doppelganger("step_back_4", p$plot_4)
})
test_that("stepwise forward regression plots are as expected", {
skip_on_cran()
model <- lm(y ~ ., data = surgical)
k <- ols_step_forward_p(model)
p <- plot(k, print_plot = FALSE)
vdiffr::expect_doppelganger("step_forward_1", p$plot_1)
vdiffr::expect_doppelganger("step_forward_2", p$plot_2)
vdiffr::expect_doppelganger("step_forward_3", p$plot_3)
vdiffr::expect_doppelganger("step_forward_4", p$plot_4)
})
test_that("stepwise both regression plots are as expected", {
skip_on_cran()
model <- lm(y ~ ., data = surgical)
k <- ols_step_both_p(model)
p <- plot(k, print_plot = FALSE)
vdiffr::expect_doppelganger("step_both_1", p$plot_1)
vdiffr::expect_doppelganger("step_both_2", p$plot_2)
vdiffr::expect_doppelganger("step_both_3", p$plot_3)
vdiffr::expect_doppelganger("step_both_4", p$plot_4)
})
test_that("rsquared forward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_forward_r2(model), print_plot = FALSE)
vdiffr::expect_doppelganger("rsquared forward regression plot details", p1$plot)
p2 <- plot(ols_step_forward_r2(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("rsquared forward regression plot", p2$plot)
})
test_that("adjusted rsquared forward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_forward_adj_r2(model), print_plot = FALSE)
vdiffr::expect_doppelganger("adjusted rsquared forward regression plot details", p1$plot)
p2 <- plot(ols_step_forward_adj_r2(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("adjusted rsquared forward regression plot", p2$plot)
})
test_that("adjusted rsquared backward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_backward_adj_r2(model), print_plot = FALSE)
vdiffr::expect_doppelganger("adjusted rsquared backward regression plot details", p1$plot)
p2 <- plot(ols_step_backward_adj_r2(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("adjusted rsquared backward regression plot", p2$plot)
})
test_that("rsquared both direction regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_both_r2(model), print_plot = FALSE)
vdiffr::expect_doppelganger("rsquared both direction regression plot details", p1$plot)
p2 <- plot(ols_step_both_r2(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("rsquared both direction regression plot", p2$plot)
})
test_that("adjusted rsquared both direction regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_both_adj_r2(model), print_plot = FALSE)
vdiffr::expect_doppelganger("adjusted rsquared both direction regression plot details", p1$plot)
p2 <- plot(ols_step_both_adj_r2(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("adjusted rsquared both direction regression plot", p2$plot)
})
test_that("sbc forward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_forward_sbc(model), print_plot = FALSE)
vdiffr::expect_doppelganger("sbc forward regression plot details", p1$plot)
p2 <- plot(ols_step_forward_sbc(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("sbc forward regression plot", p2$plot)
})
test_that("sbc backward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_backward_sbc(model), print_plot = FALSE)
vdiffr::expect_doppelganger("sbc backward regression plot details", p1$plot)
p2 <- plot(ols_step_backward_sbc(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("sbc backward regression plot", p2$plot)
})
test_that("sbc both direction regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_both_sbc(model), print_plot = FALSE)
vdiffr::expect_doppelganger("sbc both direction regression plot details", p1$plot)
p2 <- plot(ols_step_both_sbc(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("sbc both direction regression plot", p2$plot)
})
test_that("sbic forward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_forward_sbic(model), print_plot = FALSE)
vdiffr::expect_doppelganger("sbic forward regression plot details", p1$plot)
p2 <- plot(ols_step_forward_sbic(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("sbic forward regression plot", p2$plot)
})
test_that("sbic backward regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_backward_sbic(model), print_plot = FALSE)
vdiffr::expect_doppelganger("sbic backward regression plot details", p1$plot)
p2 <- plot(ols_step_backward_sbic(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("sbic backward regression plot", p2$plot)
})
test_that("sbic both direction regression plot is as expected", {
skip_on_cran()
model <- lm(y ~ ., data = stepdata)
p1 <- plot(ols_step_both_sbic(model), print_plot = FALSE)
vdiffr::expect_doppelganger("sbc both direction regression plot details", p1$plot)
p2 <- plot(ols_step_both_sbic(model), details = FALSE, print_plot = FALSE)
vdiffr::expect_doppelganger("sbc both direction regression plot", p2$plot)
})
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