1 files changed, 39 insertions, 0 deletions
diff --git a/t/06-deduce-parser.t b/t/06-deduce-parser.t
new file mode 100644
index 0000000..2811d19
--- /dev/null
+++ b/t/06-deduce-parser.t
@@ -0,0 +1,39 @@
+#! /usr/bin/env perl6
+
+use v6.c;
+use Test;
+use lib "lib";
+
+use Config;
+
+plan 4;
+
+my $config = Config.new;
+
+subtest "Unknown parser type" => {
+    plan 1;
+
+    is $config.get-parser-type("config"), "", "Type for plain file without extension";
+};
+
+subtest "Check parser type by file extension" => {
+    plan 2;
+
+    is $config.get-parser-type("config.yaml"), "yaml", "Should return extension";
+    is $config.get-parser-type("config.TOML"), "toml", "Should return lower-cased extension";
+};
+
+subtest "Check parser type for edge-cases defined in get-parser-type" => {
+    plan 1;
+
+    is $config.get-parser-type("config.yml"), "yaml", "yml --> yaml";
+};
+
+subtest "Returns correct fully qualified module name" => {
+    plan 4;
+
+    is $config.get-parser("config"), "Config::Parser::", "Empty parser on unknown type";
+    is $config.get-parser("config.yaml"), "Config::Parser::yaml", "Extension when available";
+    is $config.get-parser("config.TOML"), "Config::Parser::toml", "Lowercased extension";
+    is $config.get-parser("config", "Config::Parser::NULL"), "Config::Parser::NULL", "Given string";
+};