feat(github): add action to open up a PR and get all repository content (#39)

* feat(github): add action to open up a PR and get all repository content

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Minor fixes

---------

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

services/actions/githubprreviewer_test.go

@@ -0,0 +1,103 @@
+package actions_test
+
+import (
+	"context"
+	"os"
+
+	"github.com/mudler/LocalAGI/core/types"
+	"github.com/mudler/LocalAGI/services/actions"
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+)
+
+var _ = Describe("GithubPRReviewer", func() {
+	var (
+		reviewer *actions.GithubPRReviewer
+		ctx      context.Context
+	)
+
+	BeforeEach(func() {
+		ctx = context.Background()
+
+		// Check for required environment variables
+		token := os.Getenv("GITHUB_TOKEN")
+		repo := os.Getenv("TEST_REPOSITORY")
+		owner := os.Getenv("TEST_OWNER")
+		prNumber := os.Getenv("TEST_PR_NUMBER")
+
+		// Skip tests if any required environment variable is missing
+		if token == "" || repo == "" || owner == "" || prNumber == "" {
+			Skip("Skipping GitHub PR reviewer tests: required environment variables not set")
+		}
+
+		config := map[string]string{
+			"token":            token,
+			"repository":       repo,
+			"owner":            owner,
+			"customActionName": "test_review_github_pr",
+		}
+
+		reviewer = actions.NewGithubPRReviewer(config)
+	})
+
+	Describe("Reviewing a PR", func() {
+		It("should successfully submit a review with comments", func() {
+			prNumber := os.Getenv("TEST_PR_NUMBER")
+			Expect(prNumber).NotTo(BeEmpty())
+
+			params := types.ActionParams{
+				"pr_number":      prNumber,
+				"review_comment": "Test review comment from integration test",
+				"review_action":  "COMMENT",
+				"comments": []map[string]interface{}{
+					{
+						"file":    "README.md",
+						"line":    1,
+						"comment": "Test line comment from integration test",
+					},
+				},
+			}
+
+			result, err := reviewer.Run(ctx, params)
+			Expect(err).NotTo(HaveOccurred())
+			Expect(result.Result).To(ContainSubstring("reviewed successfully"))
+		})
+
+		It("should handle invalid PR number", func() {
+			params := types.ActionParams{
+				"pr_number":      999999,
+				"review_comment": "Test review comment",
+				"review_action":  "COMMENT",
+			}
+
+			result, err := reviewer.Run(ctx, params)
+			Expect(err).To(HaveOccurred())
+			Expect(result.Result).To(ContainSubstring("not found"))
+		})
+
+		It("should handle invalid review action", func() {
+			prNumber := os.Getenv("TEST_PR_NUMBER")
+			Expect(prNumber).NotTo(BeEmpty())
+
+			params := types.ActionParams{
+				"pr_number":      prNumber,
+				"review_comment": "Test review comment",
+				"review_action":  "INVALID_ACTION",
+			}
+
+			_, err := reviewer.Run(ctx, params)
+			Expect(err).To(HaveOccurred())
+		})
+	})
+
+	Describe("Action Definition", func() {
+		It("should return correct action definition", func() {
+			def := reviewer.Definition()
+			Expect(def.Name).To(Equal(types.ActionDefinitionName("test_review_github_pr")))
+			Expect(def.Description).To(ContainSubstring("Review a GitHub pull request"))
+			Expect(def.Properties).To(HaveKey("pr_number"))
+			Expect(def.Properties).To(HaveKey("review_action"))
+			Expect(def.Properties).To(HaveKey("comments"))
+		})
+	})
+})