1 files changed, 39 insertions, 0 deletions
diff --git a/tests/test-normalize.R b/tests/test-normalize.R
new file mode 100644
index 0000000..cbfe67f
--- /dev/null
+++ b/tests/test-normalize.R
@@ -0,0 +1,39 @@
+library(cepis)
+source(file.path("helper", "utils.R"))
+
+for (value in c("01001000", "01001-000", " 01001-000 ", "01001.000")) {
+  check(
+    paste0("normalize_cep accepts ", value),
+    identical(normalize_cep(value), "01001000")
+  )
+}
+
+for (value in c("", "123", "0100100a", "010010000", "abcdefgh")) {
+  check_condition(
+    paste0("normalize_cep rejects ", value),
+    normalize_cep(value),
+    "cepis_invalid_cep"
+  )
+}
+
+check_condition(
+  "normalize_cep rejects a number, which has lost its leading zero",
+  normalize_cep(1001000),
+  "cepis_invalid_cep"
+)
+
+check_condition(
+  "normalize_cep rejects a vector of length two",
+  normalize_cep(c("01001000", "20040020")),
+  "cepis_invalid_cep"
+)
+
+condition <- caught(normalize_cep("123"))
+check(
+  "the condition is catchable as cepis_error and as error",
+  inherits(condition, "cepis_error") && inherits(condition, "error")
+)
+check("the condition carries the offending value", identical(condition$value, "123"))
+
+check("formatted_cep adds the mask", identical(formatted_cep("01001000"), "01001-000"))
+check("formatted_cep leaves a non-CEP alone", identical(formatted_cep("x"), "x"))