gitlink-cli/shortcuts/release/release_test.go

package release

import (
	"encoding/json"
	"fmt"
	"net/http"
	"net/http/httptest"
	"os"
	"path/filepath"
	"testing"

	"github.com/gitlink-org/gitlink-cli/internal/client"
	"github.com/gitlink-org/gitlink-cli/shortcuts/common"
)

func TestReleaseDownloadListsAssetsWhenNoAssetFlag(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		switch {
		case r.Method == "GET" && r.URL.Path == "/owner/repo/releases/v1.0.json":
			writeJSON(t, w, map[string]interface{}{
				"id":  float64(1),
				"tag": "v1.0",
				"assets": []interface{}{
					map[string]interface{}{
						"name":         "app-linux-amd64",
						"size":         float64(1048576),
						"download_url": "https://example.com/dl/app-linux-amd64",
					},
					map[string]interface{}{
						"name":         "app-darwin-amd64",
						"size":         float64(2097152),
						"download_url": "https://example.com/dl/app-darwin-amd64",
					},
				},
			})
		default:
			t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
		}
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "download", map[string]string{
		"id": "v1.0",
	})
	if err != nil {
		t.Fatalf("download shortcut failed: %v", err)
	}
}

func TestReleaseDownloadNoAssetsReturnsMessage(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		switch {
		case r.Method == "GET" && r.URL.Path == "/owner/repo/releases/v1.0.json":
			writeJSON(t, w, map[string]interface{}{
				"id":     float64(1),
				"tag":    "v1.0",
				"assets": []interface{}{},
			})
		default:
			t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
		}
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "download", map[string]string{
		"id": "v1.0",
	})
	if err != nil {
		t.Fatalf("download shortcut failed: %v", err)
	}
}

func TestReleaseDownloadFetchesAssetURL(t *testing.T) {
	assetServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Header().Set("Content-Type", "application/octet-stream")
		w.Write([]byte("fake-binary-content"))
	}))
	defer assetServer.Close()

	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		switch {
		case r.Method == "GET" && r.URL.Path == "/owner/repo/releases/v1.0.json":
			writeJSON(t, w, map[string]interface{}{
				"id":  float64(1),
				"tag": "v1.0",
				"assets": []interface{}{
					map[string]interface{}{
						"name":         "app-linux-amd64",
						"size":         float64(1048576),
						"download_url": assetServer.URL + "/dl/app-linux-amd64",
					},
				},
			})
		default:
			t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
		}
	}))
	defer server.Close()

	tmpDir := t.TempDir()
	err := runReleaseShortcut(t, server, "download", map[string]string{
		"id":    "v1.0",
		"asset": "app-linux-amd64",
		"dir":   tmpDir,
	})
	if err != nil {
		t.Fatalf("download shortcut failed: %v", err)
	}

	destPath := filepath.Join(tmpDir, "app-linux-amd64")
	data, err := os.ReadFile(destPath)
	if err != nil {
		t.Fatalf("failed to read downloaded file: %v", err)
	}
	if string(data) != "fake-binary-content" {
		t.Fatalf("got %q, want %q", string(data), "fake-binary-content")
	}
}

func TestReleaseDownloadAssetNotFound(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		switch {
		case r.Method == "GET" && r.URL.Path == "/owner/repo/releases/v1.0.json":
			writeJSON(t, w, map[string]interface{}{
				"id":  float64(1),
				"tag": "v1.0",
				"assets": []interface{}{
					map[string]interface{}{
						"name": "app-linux-amd64",
						"size": float64(1048576),
					},
				},
			})
		default:
			t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
		}
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "download", map[string]string{
		"id":    "v1.0",
		"asset": "nonexistent.tar.gz",
	})
	if err == nil {
		t.Fatal("expected error for non-existent asset, got nil")
	}
}

func TestReleaseList(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == "GET" && r.URL.Path == "/owner/repo/releases.json" {
			writeJSON(t, w, []map[string]interface{}{
				{"id": float64(1), "tag_name": "v1.0", "name": "First release"},
			})
			return
		}
		t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "list", map[string]string{})
	if err != nil {
		t.Fatalf("release list failed: %v", err)
	}
}

func TestReleaseCreate(t *testing.T) {
	var body map[string]interface{}
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == "POST" && r.URL.Path == "/owner/repo/releases.json" {
			body = decodeJSON(t, r)
			writeJSON(t, w, map[string]interface{}{
				"id": float64(1), "tag_name": "v2.0",
			})
			return
		}
		t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "create", map[string]string{
		"tag":  "v2.0",
		"name": "Version 2.0",
		"body": "Release notes here",
	})
	if err != nil {
		t.Fatalf("release create failed: %v", err)
	}
	assertEqual(t, body["tag_name"], "v2.0")
	assertEqual(t, body["name"], "Version 2.0")
	assertEqual(t, body["body"], "Release notes here")
}

func TestReleaseView(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == "GET" && r.URL.Path == "/owner/repo/releases/v1.0.json" {
			writeJSON(t, w, map[string]interface{}{
				"id": float64(1), "tag_name": "v1.0", "name": "First Release",
			})
			return
		}
		t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "view", map[string]string{"id": "v1.0"})
	if err != nil {
		t.Fatalf("release view failed: %v", err)
	}
}

func TestReleaseDelete(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == "DELETE" && r.URL.Path == "/owner/repo/releases/1.json" {
			writeJSON(t, w, map[string]interface{}{"status": 0, "message": "success"})
			return
		}
		t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
	}))
	defer server.Close()

	err := runReleaseShortcut(t, server, "delete", map[string]string{"id": "1"})
	if err != nil {
		t.Fatalf("release delete failed: %v", err)
	}
}

func runReleaseShortcut(t *testing.T, server *httptest.Server, name string, args map[string]string) error {
	t.Helper()
	shortcut := findReleaseShortcut(t, name)
	ctx := &common.RuntimeContext{
		Client: &client.Client{
			HTTP:    server.Client(),
			BaseURL: server.URL,
		},
		Owner:  "owner",
		Repo:   "repo",
		Format: "json",
		Args:   args,
	}
	return shortcut.Run(ctx)
}

func findReleaseShortcut(t *testing.T, name string) *common.Shortcut {
	t.Helper()
	for _, shortcut := range Shortcuts() {
		if shortcut.Name == name {
			return shortcut
		}
	}
	t.Fatalf("shortcut %q not found", name)
	return nil
}

func decodeJSON(t *testing.T, r *http.Request) map[string]interface{} {
	t.Helper()
	var payload map[string]interface{}
	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
		t.Fatalf("failed to decode request body: %v", err)
	}
	return payload
}

func writeJSON(t *testing.T, w http.ResponseWriter, payload interface{}) {
	t.Helper()
	w.Header().Set("Content-Type", "application/json")
	if err := json.NewEncoder(w).Encode(payload); err != nil {
		t.Fatalf("failed to write response: %v", err)
	}
}

func assertEqual(t *testing.T, got interface{}, want interface{}) {
	t.Helper()
	if fmt.Sprintf("%v", got) != fmt.Sprintf("%v", want) {
		t.Fatalf("got %v (%T), want %v (%T)", got, got, want, want)
	}
}