Travis CI setup (#37)

* Travis CI setup

* Travis CI setup

* Travis CI setup

* add Travis image to README

* Travis: work with to specify less dependencies

.travis.yml

@@ -0,0 +1,7 @@
+---
+language: 'perl'
+env: PERL_CPANM_OPT="--notest --force --skip-satisfied"
+install:
+  - cpanm Geo::Address::Formatter
+script:
+  - bin/run_tests.t

README.md

@@ -1,5 +1,7 @@
+[![Build Status](https://travis-ci.org/OpenCageData/address-formatting.svg?branch=master)](https://travis-ci.org/OpenCageData/address-formatting)
+
 # address formatting
- 
+
 
 ### A quick example
 

bin/run_tests.t

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+#!/usr/bin/env perl
+
+# copy of
+# https://github.com/OpenCageData/perl-Geo-Address-Formatter/blob/master/t/unit/countries.t
+# and runs in travis-CI (see .travis.yml)
+
+
+use strict;
+use lib 'perl/lib/perl5';
+use File::Basename qw(basename dirname);
+use File::Find::Rule;
+use File::Spec;
+use Test::Exception;
+use Test::More;
+use YAML qw(LoadFile);
+
+use utf8;
+# nicer output for diag and failures, see
+# http://perldoc.perl.org/Test/More.html#CAVEATS-and-NOTES
+my $builder = Test::More->builder;
+binmode $builder->output,         ":utf8";
+binmode $builder->failure_output, ":utf8";
+binmode $builder->todo_output,    ":utf8";
+
+
+my $path = dirname(__FILE__) . '/../testcases';
+
+my @files = File::Find::Rule->file()->name( '*.yaml' )->in( $path );
+
+ok(scalar(@files), 'found at least one file');
+
+my $CLASS = 'Geo::Address::Formatter';
+use_ok($CLASS);
+
+my $conf_path = dirname(__FILE__) . '/../conf';
+my $GAF = $CLASS->new( conf_path => $conf_path );
+
+sub _one_testcase {
+    my $country    = shift;
+    my $rh_testcase = shift;
+    is(
+        $GAF->format_address($rh_testcase->{components}),
+        $rh_testcase->{expected},
+        $country . ' - ' . $rh_testcase->{description}
+    );
+}
+
+foreach my $filename (@files){
+    my $country = basename($filename);
+    $country =~ s/\.\w+$//; # us.yaml => us
+
+    my @a_testcases = ();
+    lives_ok {
+        @a_testcases = LoadFile($filename);
+    } "parsing file $filename";
+
+    foreach my $rh_testcase (@a_testcases){
+        _one_testcase($country, $rh_testcase);
+    }
+}
+
+
+done_testing();