lets-go:14.5 get some mocks in place

snippetbox/internal/models/mocks/snippets.go

@@ -0,0 +1,34 @@
+package mocks
+
+import (
+	"time"
+
+	"snippetbox.alexedwards.net/internal/models"
+)
+
+var mockSnippet = models.Snippet{
+	ID:    1,
+	Title: "An old silent pond",
+	Content: "An old silent pond...",
+	Created: time.Now(),
+	Expires: time.Now(),
+}
+
+type SnippetModel struct{}
+
+func (m *SnippetModel) Insert(title string, content string, expires int) (int, error) {
+	return 2, nil
+}
+
+func (m *SnippetModel) Get(id int) (models.Snippet, error) {
+	switch id {
+	case 1:
+		return mockSnippet, nil
+	default:
+		return models.Snippet{}, models.ErrNoRecord
+	}
+}
+
+func (m *SnippetModel) Latest() ([]models.Snippet, error) {
+	return []models.Snippet{mockSnippet}, nil
+}

snippetbox/internal/models/mocks/users.go

@@ -0,0 +1,31 @@
+package mocks
+
+import (
+	"snippetbox.alexedwards.net/internal/models"
+)
+
+type UserModel struct{}
+
+func (m *UserModel) Insert(name, email, password string) error {
+	switch email {
+	case "dupe@example.com":
+		return models.ErrDuplicateEmail
+	default:
+		return nil
+	}
+}
+
+func (m *UserModel) Authenticate(email, password string) (int, error) {
+	if email == "alice@example.com" && password == "pa$$word" {
+		return 1, nil
+	}
+}
+
+func (m *UserModel) Exists(id int) (bool, error) {
+	switch id {
+	case 1:
+		return true, nil
+	default:
+		return false, nil
+	}
+}