extend tests for #2

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: pkgsimil
 Title: Similarity Metrics between R Packages
-Version: 0.1.2.021
+Version: 0.1.2.022
 Authors@R: c(
     person("Mark", "Padgham", , "[email protected]", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0003-2172-5265")))

codemeta.json

@@ -8,7 +8,7 @@
   "codeRepository": "https://github.com/ropensci-review-tools/pkgsimil",
   "issueTracker": "https://github.com/ropensci-review-tools/pkgsimil/issues",
   "license": "https://spdx.org/licenses/MIT",
-  "version": "0.1.2.21",
+  "version": "0.1.2.022",
   "programmingLanguage": {
     "@type": "ComputerLanguage",
     "name": "R",
@@ -169,10 +169,13 @@
       },
       "sameAs": "https://CRAN.R-project.org/package=pbapply"
     },
-    "SystemRequirements": null
+    "SystemRequirements": {}
   },
   "fileSize": "29727.107KB",
   "readme": "https://github.com/ropensci-review-tools/pkgsimil/blob/main/README.md",
-  "contIntegration": ["https://github.com/ropensci-review-tools/pkgsimil/actions?query=workflow%3AR-CMD-check", "https://app.codecov.io/gh/ropensci-review-tools/pkgsimil"],
+  "contIntegration": [
+    "https://github.com/ropensci-review-tools/pkgsimil/actions?query=workflow%3AR-CMD-check",
+    "https://app.codecov.io/gh/ropensci-review-tools/pkgsimil"
+  ],
   "developmentStatus": "https://www.repostatus.org/#wip"
 }