fix(config): actually load threshold config (#696)

* fix(config): actually load threshold config

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore: spelling

Signed-off-by: Xe Iaso <me@xeiaso.net>

* test(lib): fix test failures

Signed-off-by: Xe Iaso <me@xeiaso.net>

---------

Signed-off-by: Xe Iaso <me@xeiaso.net>

lib/policy/config/threshold_test.go

@@ -3,6 +3,8 @@ package config
 import (
 	"errors"
 	"fmt"
+	"os"
+	"path/filepath"
 	"testing"
 )
 
@@ -90,3 +92,20 @@ func TestDefaultThresholdsValid(t *testing.T) {
 		})
 	}
 }
+
+func TestLoadActuallyLoadsThresholds(t *testing.T) {
+	fin, err := os.Open(filepath.Join(".", "testdata", "good", "thresholds.yaml"))
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer fin.Close()
+
+	c, err := Load(fin, fin.Name())
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(c.Thresholds) != 4 {
+		t.Errorf("wanted 4 thresholds, got %d thresholds", len(c.Thresholds))
+	}
+}