// SPDX-FileCopyrightText: 2022 Free Mobile
// SPDX-License-Identifier: AGPL-3.0-only

package kafka

import (
	"testing"

	"akvorado/common/helpers"
)

func TestDefaultConfiguration(t *testing.T) {
	if err := helpers.Validate.Struct(DefaultConfiguration()); err != nil {
		t.Fatalf("validate.Struct() error:\n%+v", err)
	}
}

func TestShouldAlterConfiguration(t *testing.T) {
	referenceTestFoo := "foo"
	referenceTestBar := "bar"
	referenceTestOtherFoo := "foo"
	cases := []struct {
		name         string
		target       map[string]*string
		source       map[string]*string
		strictPolicy bool
		expected     bool
	}{
		{"subset in strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"a": &referenceTestFoo, "otherconfigentry": &referenceTestBar}, true, true},
		{"subset in non-strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"a": &referenceTestFoo, "otherconfigentry": &referenceTestBar}, false, false},
		{"subset with different references in non strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"a": &referenceTestOtherFoo, "otherconfigentry": &referenceTestBar}, false, false},
		{"missing config entry in strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"otherconfigentry": &referenceTestBar}, true, true},
		{"missing config entry in non-strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"otherconfigentry": &referenceTestBar}, false, true},
		{"same config in strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"a": &referenceTestOtherFoo}, true, false},
		{"same config in non-strict policy", map[string]*string{"a": &referenceTestFoo}, map[string]*string{"a": &referenceTestOtherFoo}, false, false},
	}
	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			got := ShouldAlterConfiguration(tc.target, tc.source, tc.strictPolicy)
			if got && !tc.expected {
				t.Errorf("Configuration should not update inplace config.")
			} else if !got && tc.expected {
				t.Errorf("Configuration should update inplace config.")
			}
		})
	}
}