// Copyright IBM Corp. 2020, 2026
// SPDX-License-Identifier: BUSL-1.1

package cmd

import (
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestInvokedAsLegacyName(t *testing.T) {
	t.Parallel()
	tests := []struct {
		argv0 string
		want  bool
	}{
		{"boundary", true},
		{"/usr/bin/boundary", true},
		{"./boundary", true},
		{`C:\bin\boundary.exe`, true},
		{"Boundary.EXE", true},
		{"threshold", false},
		{"/usr/bin/threshold", false},
		{"boundary-worker", false},
		{"", false},
	}
	for _, tt := range tests {
		t.Run(tt.argv0, func(t *testing.T) {
			assert.Equal(t, tt.want, invokedAsLegacyName(tt.argv0))
		})
	}
}

func TestLegacyNameNotice(t *testing.T) {
	t.Parallel()
	env := func(m map[string]string) func(string) string {
		return func(k string) string { return m[k] }
	}
	n := LegacyNameNotice("/usr/bin/boundary", env(nil))
	assert.True(t, strings.HasSuffix(n, "\n"))
	assert.Equal(t, 1, strings.Count(n, "\n"), "notice must be a single line")
	assert.Contains(t, n, "threshold")

	assert.Empty(t, LegacyNameNotice("/usr/bin/threshold", env(nil)))
	assert.Empty(t, LegacyNameNotice("boundary", env(map[string]string{"COMP_LINE": "boundary auth"})))
	assert.Empty(t, LegacyNameNotice("boundary", env(map[string]string{envNoLegacyNameNotice: "1"})))
}