Initial drafts for Smart Playlists

2021-10-08 22:23:43 -04:00
parent 2a756eab88
commit cf8d08ec26
7 changed files with 641 additions and 0 deletions
@@ -0,0 +1,101 @@
+package model_test
+
+import (
+	"bytes"
+	"encoding/json"
+
+	"github.com/navidrome/navidrome/model"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+var _ = Describe("SmartPlaylist", func() {
+	var goObj model.SmartPlaylist
+	var jsonObj string
+	BeforeEach(func() {
+		goObj = model.SmartPlaylist{
+			RuleGroup: model.RuleGroup{
+				Combinator: "and", Rules: model.Rules{
+					model.Rule{Field: "title", Operator: "contains", Value: "love"},
+					model.Rule{Field: "year", Operator: "is in the range", Value: []int{1980, 1989}},
+					model.Rule{Field: "loved", Operator: "is true"},
+					model.Rule{Field: "lastPlayed", Operator: "in the last", Value: 30},
+					model.RuleGroup{
+						Combinator: "or",
+						Rules: model.Rules{
+							model.Rule{Field: "artist", Operator: "is not", Value: "zé"},
+							model.Rule{Field: "album", Operator: "is", Value: "4"},
+						},
+					},
+				}},
+			Order: "artist asc",
+			Limit: 100,
+		}
+		var b bytes.Buffer
+		err := json.Compact(&b, []byte(`
+{
+  "combinator":"and",
+  "rules":[
+    {
+      "field":"title",
+      "operator":"contains",
+      "value":"love"
+    },
+    {
+      "field":"year",
+      "operator":"is in the range",
+      "value":[
+        1980,
+        1989
+      ]
+    },
+    {
+      "field":"loved",
+      "operator":"is true"
+    },
+    {
+      "field":"lastPlayed",
+      "operator":"in the last",
+      "value":30
+    },
+    {
+      "combinator":"or",
+      "rules":[
+        {
+          "field":"artist",
+          "operator":"is not",
+          "value":"zé"
+        },
+        {
+          "field":"album",
+          "operator":"is",
+          "value":"4"
+        }
+      ]
+    }
+  ],
+  "order":"artist asc",
+  "limit":100
+}`))
+		if err != nil {
+			panic(err)
+		}
+		jsonObj = b.String()
+	})
+	It("finds all fields", func() {
+		Expect(goObj.Fields()).To(ConsistOf("title", "year", "loved", "lastPlayed", "artist", "album"))
+	})
+	It("marshals to JSON", func() {
+		j, err := json.Marshal(goObj)
+		Expect(err).ToNot(HaveOccurred())
+		Expect(string(j)).To(Equal(jsonObj))
+	})
+	It("is reversible to/from JSON", func() {
+		var newObj model.SmartPlaylist
+		err := json.Unmarshal([]byte(jsonObj), &newObj)
+		Expect(err).ToNot(HaveOccurred())
+		j, err := json.Marshal(newObj)
+		Expect(err).ToNot(HaveOccurred())
+		Expect(string(j)).To(Equal(jsonObj))
+	})
+})