712 - {shinytest2} for tm_g_scatterplotmatrix (#734)

Part of
#712

---------

Signed-off-by: kartikeya kirar <kirar.kartikeya1@gmail.com>
Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: André Veríssimo <211358+averissimo@users.noreply.github.com>
Co-authored-by: Marcin <133694481+m7pr@users.noreply.github.com>

tests/testthat/test-shinytest2-tm_g_scatterplotmatrix.R

@@ -0,0 +1,113 @@
+app_driver_tm_g_scatterplotmatrix <- function() { # nolint: object_length_linter.
+  data <- simple_cdisc_data()
+  init_teal_app_driver(
+    data = data,
+    modules = tm_g_scatterplotmatrix(
+      label = "Scatterplot matrix",
+      variables = list(
+        teal.transform::data_extract_spec(
+          dataname = "ADSL",
+          select = teal.transform::select_spec(
+            label = "Select variables:",
+            choices = teal.transform::variable_choices(data[["ADSL"]]),
+            selected = c("AGE", "RACE", "SEX"),
+            multiple = TRUE,
+            ordered = TRUE,
+            fixed = FALSE
+          )
+        ),
+        teal.transform::data_extract_spec(
+          dataname = "ADRS",
+          filter = teal.transform::filter_spec(
+            label = "Select endpoints:",
+            vars = c("PARAMCD", "AVISIT"),
+            choices = teal.transform::value_choices(data[["ADRS"]], c("PARAMCD", "AVISIT"), c("PARAM", "AVISIT")),
+            selected = "INVET - END OF INDUCTION",
+            multiple = TRUE
+          ),
+          select = teal.transform::select_spec(
+            label = "Select variables:",
+            choices = teal.transform::variable_choices(data[["ADRS"]]),
+            selected = c("AGE", "AVAL", "ADY"),
+            multiple = TRUE,
+            ordered = TRUE,
+            fixed = FALSE
+          )
+        )
+      ),
+      plot_height = c(600, 200, 2000),
+      plot_width = NULL,
+      pre_output = NULL,
+      post_output = NULL
+    ),
+    timeout = 3000
+  )
+}
+
+test_that("e2e - tm_g_scatterplotmatrix: Initializes without errors", {
+  skip_if_too_deep(5)
+  app_driver <- app_driver_tm_g_scatterplotmatrix()
+
+  app_driver$expect_no_shiny_error()
+
+  testthat::expect_equal(
+    app_driver$get_text("#teal-main_ui-root-active_tab > li.active > a"),
+    "Scatterplot matrix"
+  )
+
+  encoding_dataset <- app_driver$get_text("#teal-main_ui-root-scatterplot_matrix .help-block")
+  testthat::expect_match(encoding_dataset, "Datasets.*ADSL.*ADRS", all = FALSE)
+
+  app_driver$stop()
+})
+
+test_that("e2e - tm_g_scatterplotmatrix: Verify module displays data table", {
+  skip_if_too_deep(5)
+  app_driver <- app_driver_tm_g_scatterplotmatrix()
+
+  # table
+  testthat::expect_true(app_driver$is_visible(selector = app_driver$active_module_element("myplot-plot_out_main")))
+
+  app_driver$stop()
+})
+
+test_that("e2e - tm_g_scatterplotmatrix: Verify default values and settings (data_extracts) for data selection", {
+  skip_if_too_deep(5)
+  app_driver <- app_driver_tm_g_scatterplotmatrix()
+
+  # default variable selection
+  dataset <- app_driver$get_active_module_input("variables-dataset")
+  variables <- app_driver$get_active_module_input(sprintf(
+    "variables-dataset_%s_singleextract-select",
+    dataset
+  ))
+  testthat::expect_equal(
+    dataset,
+    "ADSL"
+  )
+  testthat::expect_equal(
+    variables,
+    c("AGE", "SEX", "RACE")
+  )
+
+  # new variable selection
+  app_driver$set_active_module_input("variables-dataset", "ADRS")
+  app_driver$set_active_module_input("dataset_ADRS_singleextract-select", c("SEX", "RACE", "ETHNIC"))
+  app_driver$expect_no_validation_error()
+
+  app_driver$stop()
+})
+
+test_that("e2e - tm_g_scatterplotmatrix: Change plot settings", {
+  skip_if_too_deep(5)
+  app_driver <- app_driver_tm_g_scatterplotmatrix()
+
+  app_driver$set_active_module_input("alpha", 0.7)
+  app_driver$set_active_module_input("cex", 2)
+
+  app_driver$expect_no_validation_error()
+
+  app_driver$click(selector = app_driver$active_module_element("cor"))
+  app_driver$expect_no_validation_error()
+  app_driver$stop()
+})