Update method sigs, type checking and tests

2 files changed, 40 insertions, 2 deletions

diff --git a/t/01-reading.t b/t/01-reading.t
index 0792188..f834226 100644
--- a/t/01-reading.t
+++ b/t/01-reading.t
@@ -4,14 +4,13 @@ use v6.c;
 use Test;
 use lib "lib";
 
-plan 5;
+plan 4;
 
 use Config;
 
 my $config = Config.new();
 
 throws-like { $config.read("t/files/none") }, Config::Exception::FileNotFoundException, "Reading nonexisting file";
-throws-like { $config.read("t/files/config") }, Config::Exception::UnknownTypeException, "Reading file of unknown type";
 throws-like { $config.read("t/files/config", "Config::Parser:NoSuchParserForTest") }, Config::Exception::MissingParserException, "Using non-existing parser";
 
 my $hash = {
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";
+};