Added test

yaml_test.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+  "testing"
+  "gopkg.in/yaml.v2"
+  "fmt"
+  "os"
+)
+
+  var raw_data = `
+a: Easy!
+b:
+  c: 2
+  d: [3, 4]
+`
+
+var parsed_data map[interface{}]interface{}
+
+func TestMain(m *testing.M) {
+  err := yaml.Unmarshal([]byte(raw_data), &parsed_data)
+  if err != nil {
+    fmt.Println("Error parsing yaml: %v", err)
+    os.Exit(1)
+  }
+
+  os.Exit(m.Run())
+}
+
+func TestRead_map_simple(t *testing.T) {
+  result := read_map(parsed_data, "b", []string{"c"})
+  if( result != 2) {
+    t.Error("Excpted 2 but got ", result)
+  }
+}
+
+func TestRead_map_array(t *testing.T) {
+  result := read_map(parsed_data, "b", []string{"d", "1"})
+  if( result != 4) {
+    t.Error("Excpted 4 but got ", result)
+  }
+}