test input assertions

Author: mpadge

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: githist
 Title: Code analyses traced along the 'git' history of a package
-Version: 0.0.1.022
+Version: 0.0.1.023
 Authors@R: 
     person("Mark", "Padgham", , "mark.padgham@email.com", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0003-2172-5265"))

codemeta.json

@@ -8,7 +8,7 @@
   "codeRepository": "https://github.com/ropensci-review-tools/githist",
   "issueTracker": "https://github.com/ropensci-review-tools/githist/issues",
   "license": "https://spdx.org/licenses/GPL-3.0",
-  "version": "0.0.1.022",
+  "version": "0.0.1.023",
   "programmingLanguage": {
     "@type": "ComputerLanguage",
     "name": "R",

tests/testthat/test-testpkg.R

@@ -1,9 +1,17 @@
-test_that ("testpkg", {
+test_that ("testpkg and input errors", {
+    expect_error (githist (1))
+    expect_error (githist ("a"))
+
     pkg <- system.file ("extdata", "testpkg.zip", package = "githist")
     flist <- unzip (pkg, exdir = fs::path_temp ())
     path <- fs::path_dir (flist [1])
 
-    res <- githist (path)
+    expect_error (githist (path, step_size = 1:2))
+    expect_error (githist (path, step_size = "1"))
+
+    expect_output (
+        res <- githist (path)
+    )
 
     expect_type (res, "list")
     expect_length (res, 3L)