add tests for utility functions

tests/testthat/test-add_logo.R

@@ -0,0 +1,30 @@
+# Tests for add_logo functions -------------------------------------------------
+
+test_that("add_logo works as expected", {
+  create_readme_file()
+
+  add_logo(repo = "katilingban/pakete")
+
+  expect_snapshot_file(
+    path = "README.Rmd",
+    name = "README.Rmd"
+  )
+
+  remove_readme_file()
+})
+
+
+test_that("add_logo with logo present works as expected", {
+  create_readme_file()
+
+  add_logo(repo = "katilingban/pakete")
+
+  add_logo(repo = "katilingban/pakete")
+
+  expect_snapshot_file(
+    path = "README.Rmd",
+    name = "README.Rmd"
+  )
+
+  remove_readme_file()
+})

tests/testthat/test-utils.R

@@ -0,0 +1,42 @@
+# Tests for utility functions --------------------------------------------------
+
+test_that("get_github_repository works as expected", {
+  expect_error(get_github_repository())
+})
+
+
+test_that("get_readme_path works as expected", {
+  create_readme_file()
+
+  rmarkdown::render("README.Rmd")
+  remove_readme_file()
+
+  expect_identical(get_readme_path(), "README.md")
+
+  file.remove("README.md")
+
+  expect_error(get_readme_path())
+})
+
+
+test_that("insert_readme_badge_text works as expected", {
+  expect_error(insert_readme_badge_text())
+  expect_error(
+    insert_readme_badge_text(
+      badge_text = "[![Project Status: WIP – Initial development is in progress, but there has not yet been a stable, usable release suitable for the public.](https://www.repostatus.org/badges/latest/wip.svg)](https://www.repostatus.org/#wip)"
+    )
+  )
+
+  create_readme_file()
+  add_badge_status("wip", path = "README.Rmd")
+  readme_lines <- readLines("README.Rmd")
+
+  expect_warning(
+    insert_readme_badge_text(
+      badge_text = "[![Project Status: WIP – Initial development is in progress, but there has not yet been a stable, usable release suitable for the public.](https://www.repostatus.org/badges/latest/wip.svg)](https://www.repostatus.org/#wip)",
+      readme_lines = readme_lines
+    )
+  )
+
+  remove_readme_file()
+})