feat: util_test

apt/tests/BUILD.bazel

@@ -1,6 +1,7 @@
 load(":apt_deb_repository_test.bzl", "apt_deb_repository_tests")
 load(":apt_dep_resolver_test.bzl", "apt_dep_resolver_tests")
 load(":nested_dict_test.bzl", "nested_dict_tests")
+load(":util_test.bzl", "util_tests")
 load(":version_constraint_test.bzl", "version_constraint_tests")
 load(":version_test.bzl", "version_tests")
 
@@ -10,6 +11,8 @@ apt_dep_resolver_tests()
 
 nested_dict_tests()
 
+util_tests()
+
 version_tests()
 
 version_constraint_tests()

apt/tests/util_test.bzl

@@ -0,0 +1,26 @@
+"unit tests for util"
+
+load("@bazel_skylib//lib:unittest.bzl", "asserts", "unittest")
+load("//apt/private:util.bzl", "util")
+
+_TEST_SUITE_PREFIX = "util/"
+
+def _sanitize_test(ctx):
+    env = unittest.begin(ctx)
+
+    parameters = {
+        "3.0.6+dfsg-4": "3.0.6-p-dfsg-4",
+        "8.8.1+ds+~cs25.17.7-2": "8.8.1-p-ds-p-_cs25.17.7-2",
+        "1:2020.1commit85143dcb-4": "1-2020.1commit85143dcb-4",
+    }
+
+    for s, expected in parameters.items():
+        actual = util.sanitize(s)
+        asserts.equals(env, expected, actual)
+
+    return unittest.end(env)
+
+sanitize_test = unittest.make(_sanitize_test)
+
+def util_tests():
+    sanitize_test(name = _TEST_SUITE_PREFIX + "sanitize")