new /x/jsonx and /x/mathx util sub-packages

x/jsonx/kitchen_time_test.go

@@ -0,0 +1,39 @@
+package jsonx
+
+import (
+	"encoding/json"
+	"testing"
+	"time"
+)
+
+func TestJSONKitckenTime(t *testing.T) {
+	data := `{"start": "8:33 AM", "end": "3:04 PM", "nothing": null, "empty": ""}`
+	v := struct {
+		Start   KitckenTime `json:"start"`
+		End     KitckenTime `json:"end"`
+		Nothing KitckenTime `json:"nothing"`
+		Empty   KitckenTime `json:"empty"`
+	}{}
+	err := json.Unmarshal([]byte(data), &v)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if !v.Nothing.IsZero() {
+		t.Fatalf("expected 'nothing' to be zero but got: %v", v.Nothing)
+	}
+
+	if !v.Empty.IsZero() {
+		t.Fatalf("expected 'empty' to be zero but got: %v", v.Empty)
+	}
+
+	loc := time.UTC
+
+	if expected, got := time.Date(0, time.January, 1, 8, 33, 0, 0, loc), v.Start.Value(); expected != got {
+		t.Fatalf("expected 'start' to be: %v but got: %v", expected, got)
+	}
+
+	if expected, got := time.Date(0, time.January, 1, 15, 4, 0, 0, loc), v.End.Value(); expected != got {
+		t.Fatalf("expected 'start' to be: %v but got: %v", expected, got)
+	}
+}