Merge pull request #215 from UCD-SERG/create-test-for-as_curve_params

add as_curve_params test

R/as_curve_params.R

@@ -12,7 +12,6 @@
 #'   as_curve_params()
 #'
 #' print(curve_data)
-
 as_curve_params <- function(data, antigen_isos = NULL) {
   curve_data <-
     data %>%
@@ -23,7 +22,10 @@ as_curve_params <- function(data, antigen_isos = NULL) {
 
   # check if object is curve (with columns)
   if (!all(is.element(curve_cols, curve_data %>% names()))) {
-    cli::cli_abort("Please provide curve data")
+    cli::cli_abort(
+      class = "not curve_params",
+      message = c("Please provide curve data.") # TO DO: 'or check variable names' (message)
+    )
   }
 
   # assign curve class

tests/testthat/_snaps/as_curve_params.md

@@ -0,0 +1,124 @@
+# `as_curve_params()` produces expected results
+
+    Code
+      test_data
+    Output
+      # A tibble: 100 x 7
+         antigen_iso  iter     y0     y1    t1     alpha     r
+         <fct>       <int>  <dbl>  <dbl> <dbl>     <dbl> <dbl>
+       1 HlyE_IgA        1  2.48    63.5  9.52 0.000581   1.75
+       2 HlyE_IgG        1  3.04   164.   6.55 0.00457    1.17
+       3 LPS_IgA         1  0.748  103.   4.98 0.00308    1.58
+       4 LPS_IgG         1  0.941  320.   6.14 0.00166    1.41
+       5 Vi_IgG          1  8.46  4348.   3.07 0.0000340  1.06
+       6 HlyE_IgA        2  3.86   288.   1.27 0.000459   2.66
+       7 HlyE_IgG        2  1.82   154.  10.8  0.000921   1.30
+       8 LPS_IgA         2  1.76   852.   2.49 0.000126   2.91
+       9 LPS_IgG         2  0.434   20.6  4.29 0.00122    1.37
+      10 Vi_IgG          2 18.8    345.   3.48 0.000142   1.02
+      # i 90 more rows
+
+---
+
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tests/testthat/test-as_curve_params.R

@@ -0,0 +1,27 @@
+test_that("`as_curve_params()` produces an error when non-curve data is provided", {
+  library(magrittr)
+  expect_error(
+    object = curve_data <-
+      "https://osf.io/download//n6cp3/" %>% # pop data
+      readr::read_rds() %>%
+      as_curve_params(),
+    class = "not curve_params"
+  )
+})
+
+test_that("`as_curve_params()` produces expected results", {
+  library(dplyr)
+  test_data <- "https://osf.io/download/rtw5k/" %>% # curve data
+    readr::read_rds() %>%
+    slice_head(n = 100) %>%
+    as_curve_params()
+
+  expect_snapshot(test_data)
+
+  expect_snapshot_value(
+    x = test_data,
+    style = "serialize"
+  )
+
+
+})