main fn cammot be called in Test file

Signed-off-by: manisha kumari <[email protected]>

main.go

@@ -187,7 +187,6 @@ func messageStatus(event *corev2.Event) string {
 	}
 }
 
-// Manisha found
 func messageAttachment(event *corev2.Event) slack.Attachment {
 	description, err := templates.EvalTemplate("description", config.slackDescriptionTemplate, event)
 	if err != nil {
@@ -221,7 +220,6 @@ func messageAttachment(event *corev2.Event) slack.Attachment {
 	return attachment
 }
 
-// Manisha found
 func sendMessage(event *corev2.Event) error {
 	hookmsg := &slack.WebhookMessage{
 		Attachments: []slack.Attachment{messageAttachment(event)},
@@ -231,17 +229,6 @@ func sendMessage(event *corev2.Event) error {
 	}
 
 	err := slack.PostWebhook(config.slackwebHookURL, hookmsg)
-
-	//
-	//hook := slack.NewWebHook(config.slackwebHookURL)
-	//
-	//
-	//err := hook.PostMessage(&slack.WebHookPostPayload{
-	//	Attachments: []*slack.Attachment{messageAttachment(event)},
-	//	Channel:     config.slackChannel,
-	//	IconUrl:     config.slackIconURL,
-	//	Username:    config.slackUsername,
-	//})
 	if err != nil {
 		return fmt.Errorf("Failed to send Slack message: %v ", err)
 	}

main_test.go

@@ -1,11 +1,10 @@
 package main
 
 import (
-	"encoding/json"
+	"fmt"
 	"io"
 	"net/http"
 	"net/http/httptest"
-	"os"
 	"testing"
 
 	corev2 "github.com/sensu/sensu-go/api/core/v2"
@@ -109,7 +108,7 @@ func TestSendMessage(t *testing.T) {
 
 	var apiStub = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		body, _ := io.ReadAll(r.Body)
-		expectedBody := `{"channel":"#test","attachments":[{"color":"good","fallback":"RESOLVED - entity1/check1:","title":"Description","text":"","fields":[{"title":"Status","value":"Resolved","short":false},{"title":"Entity","value":"entity1","short":true},{"title":"Check","value":"check1","short":true}]}]}`
+		expectedBody := `{"channel":"#test","attachments":[{"color":"good","fallback":"RESOLVED - entity1/check1:","title":"Description","fields":[{"title":"Status","value":"Resolved","short":false},{"title":"Entity","value":"entity1","short":true},{"title":"Check","value":"check1","short":true}],"blocks":null}],"replace_original":false,"delete_original":false}`
 		assert.Equal(expectedBody, string(body))
 		w.WriteHeader(http.StatusOK)
 		_, err := w.Write([]byte(`{"ok": true}`))
@@ -123,34 +122,15 @@ func TestSendMessage(t *testing.T) {
 	assert.NoError(err)
 }
 
-func TestMain(t *testing.T) {
-	assert := assert.New(t)
-	file, _ := os.CreateTemp(os.TempDir(), "sensu-handler-slack-")
-	defer func() {
-		_ = os.Remove(file.Name())
-	}()
-
-	event := corev2.FixtureEvent("entity1", "check1")
-	eventJSON, _ := json.Marshal(event)
-	_, err := file.WriteString(string(eventJSON))
-	require.NoError(t, err)
-	require.NoError(t, file.Sync())
-	_, err = file.Seek(0, 0)
-	require.NoError(t, err)
-	os.Stdin = file
-	requestReceived := false
-
-	var apiStub = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		requestReceived = true
-		w.WriteHeader(http.StatusOK)
-		_, err := w.Write([]byte(`{"ok": true}`))
-		require.NoError(t, err)
-	}))
-
-	oldArgs := os.Args
-	os.Args = []string{"slack", "-w", apiStub.URL}
-	defer func() { os.Args = oldArgs }()
-
-	main()
-	assert.True(requestReceived)
+func TestCheckArgs(t *testing.T) {
+	// Test case where webhook URL is missing
+	event := &corev2.Event{}
+	err := checkArgs(event)
+	assert.NotNil(t, err)
+	assert.Equal(t, fmt.Sprintf("--%s or SLACK_WEBHOOK_URL environment variable is required", webHookURL), err.Error())
+
+	// Test case where webhook URL is provided
+	config.slackwebHookURL = "http://example.com/webhook"
+	err = checkArgs(event)
+	assert.Nil(t, err)
 }