package handler

import (
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/gin-gonic/gin"
)

// TestExtractBearerToken 校验 Bearer token 解析
func TestExtractBearerToken(t *testing.T) {
	gin.SetMode(gin.TestMode)

	tests := []struct {
		name      string
		auth      string
		wantToken string
		wantOK    bool
	}{
		{name: "缺失 header", auth: "", wantOK: false},
		{name: "错误前缀", auth: "Token abc", wantOK: false},
		{name: "Bearer 空", auth: "Bearer ", wantOK: false},
		{name: "有效 Bearer", auth: "Bearer mytoken123", wantToken: "mytoken123", wantOK: true},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			w := httptest.NewRecorder()
			c, _ := gin.CreateTestContext(w)
			c.Request = httptest.NewRequest(http.MethodGet, "/friends", nil)
			if tt.auth != "" {
				c.Request.Header.Set("Authorization", tt.auth)
			}
			got, ok := extractBearerToken(c)
			if ok != tt.wantOK {
				t.Fatalf("ok = %v, want %v", ok, tt.wantOK)
			}
			if ok && got != tt.wantToken {
				t.Errorf("token = %q, want %q", got, tt.wantToken)
			}
		})
	}
}