package slackware_com

import (
	"strings"
	"testing"
	"time"

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

func TestPackageEntryUnmarshalText(t *testing.T) {
	tests := []struct {
		Text string
		Exp  EntryItem
	}{
		{
			Text: strings.TrimSpace(`
patches/packages/libX11-1.8.7-x86_64-1_slack15.0.txz:  Upgraded.
  This update fixes security issues:
  libX11: out-of-bounds memory access in _XkbReadKeySyms().
  libX11: stack exhaustion from infinite recursion in PutSubImage().
  libX11: integer overflow in XCreateImage() leading to a heap overflow.
  For more information, see:
    https://lists.x.org/archives/xorg-announce/2023-October/003424.html
    https://www.cve.org/CVERecord?id=CVE-2023-43785
    https://www.cve.org/CVERecord?id=CVE-2023-43786
    https://www.cve.org/CVERecord?id=CVE-2023-43787
  (* Security fix *)`),
			Exp: &PathUpgraded{
				Path: "patches/packages/libX11-1.8.7-x86_64-1_slack15.0.txz",
				Description: strings.TrimSpace(`
This update fixes security issues:
libX11: out-of-bounds memory access in _XkbReadKeySyms().
libX11: stack exhaustion from infinite recursion in PutSubImage().
libX11: integer overflow in XCreateImage() leading to a heap overflow.
For more information, see:
  https://lists.x.org/archives/xorg-announce/2023-October/003424.html
  https://www.cve.org/CVERecord?id=CVE-2023-43785
  https://www.cve.org/CVERecord?id=CVE-2023-43786
  https://www.cve.org/CVERecord?id=CVE-2023-43787
(* Security fix *)`),
			},
		},
		{
			Text: strings.TrimSpace(`
####################################################################
# NOTICE OF INPENDING EOL (END OF LIFE) FOR OLD SLACKWARE VERSIONS #
#                                                                  #
# Effective July 5, 2018, security patches will no longer be       #
# provided for the following versions of Slackware (which will all #
# be more than 7 years old at that time):                          #
#   Slackware 13.0, Slackware 13.1, Slackware 13.37.               #
# If you are still running these versions you should consider      #
# migrating to a newer version (preferably as recent as possible). #
# Alternately, you may make arrangements to handle your own        #
# security patches.                                                #
####################################################################`),
			Exp: EndOfLifeNotice(strings.TrimSpace(`
####################################################################
# NOTICE OF INPENDING EOL (END OF LIFE) FOR OLD SLACKWARE VERSIONS #
#                                                                  #
# Effective July 5, 2018, security patches will no longer be       #
# provided for the following versions of Slackware (which will all #
# be more than 7 years old at that time):                          #
#   Slackware 13.0, Slackware 13.1, Slackware 13.37.               #
# If you are still running these versions you should consider      #
# migrating to a newer version (preferably as recent as possible). #
# Alternately, you may make arrangements to handle your own        #
# security patches.                                                #
####################################################################`),
			),
		},
		{
			Text: strings.TrimSpace(`
kde/stellarsolver-2.5-x86_64-1.txz:  Added.
  This is required by kstars-3.6.7.`),
			Exp: &PathAdded{
				Path:        "kde/stellarsolver-2.5-x86_64-1.txz",
				Description: "This is required by kstars-3.6.7.",
			},
		},
		{
			Text: `l/at-spi2-atk-2.38.0-x86_64-3.txz:  Removed.`,
			Exp: &PathRemoved{
				Path: "l/at-spi2-atk-2.38.0-x86_64-3.txz",
			},
		},
		{
			Text: `isolinux/initrd.img:  Rebuilt.`,
			Exp: &PathRebuild{
				Path: "isolinux/initrd.img",
			},
		},
		{
			Text: `kernels/*:  Upgraded.`,
			Exp: &PathUpgraded{
				Path: "kernels/*",
			},
		},
	}

	for _, test := range tests {
		entry := ParseChangeLogEntry(test.Text)
		assert.Equal(t, test.Exp, entry)
	}
}

func MustTime(str string) time.Time {
	ret, err := time.Parse(time.UnixDate, str)
	if err != nil {
		panic(err)
	}
	return ret
}

func TestDayEntryUnmarshalText(t *testing.T) {
	tests := []struct {
		Text []byte
		Exp  Entry
	}{
		{
			Text: []byte(strings.TrimSpace(`
Fri Feb 18 05:29:00 UTC 2022
a/btrfs-progs-5.16.2-x86_64-1.txz:  Upgraded.
a/kernel-generic-5.16.10-x86_64-1.txz:  Upgraded.
k/kernel-source-5.16.10-noarch-1.txz:  Upgraded.
  AMD_PTDMA n -> m
  Thanks to walecha.
n/php-7.4.28-x86_64-1.txz:  Upgraded.
  This update fixes bugs and a security issue:
  UAF due to php_filter_float() failing for ints.
  For more information, see:
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21708
  (* Security fix *)
x/libdrm-2.4.110-x86_64-1.txz:  Upgraded.
`)),
			Exp: Entry{
				Time: MustTime("Fri Feb 18 05:29:00 UTC 2022"),
				Items: []EntryItem{
					&PathUpgraded{Path: "a/btrfs-progs-5.16.2-x86_64-1.txz"},
					&PathUpgraded{Path: "a/kernel-generic-5.16.10-x86_64-1.txz"},
					&PathUpgraded{
						Path: "k/kernel-source-5.16.10-noarch-1.txz",
						Description: strings.TrimSpace(`
AMD_PTDMA n -> m
Thanks to walecha.`,
						),
					},
					&PathUpgraded{
						Path: "n/php-7.4.28-x86_64-1.txz",
						Description: strings.TrimSpace(`
This update fixes bugs and a security issue:
UAF due to php_filter_float() failing for ints.
For more information, see:
  https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21708
(* Security fix *)`,
						),
					},
					&PathUpgraded{
						Path: "x/libdrm-2.4.110-x86_64-1.txz",
					},
				},
			},
		},
		{
			Text: []byte(strings.TrimSpace(`
Fri Apr  6 20:47:43 UTC 2018
####################################################################
# NOTICE OF INPENDING EOL (END OF LIFE) FOR OLD SLACKWARE VERSIONS #
#                                                                  #
# Effective July 5, 2018, security patches will no longer be       #
# provided for the following versions of Slackware (which will all #
# be more than 7 years old at that time):                          #
#   Slackware 13.0, Slackware 13.1, Slackware 13.37.               #
# If you are still running these versions you should consider      #
# migrating to a newer version (preferably as recent as possible). #
# Alternately, you may make arrangements to handle your own        #
# security patches.                                                #
####################################################################
patches/packages/patch-2.7.4-i486-2_slack13.37.txz:  Rebuilt.
  Fix arbitrary shell execution possible with obsolete ed format patches.
  For more information, see:
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000156
  (* Security fix *)`)),
			Exp: Entry{
				Time: MustTime("Fri Apr  6 20:47:43 UTC 2018"),
				Items: []EntryItem{EndOfLifeNotice(strings.TrimSpace(`
####################################################################
# NOTICE OF INPENDING EOL (END OF LIFE) FOR OLD SLACKWARE VERSIONS #
#                                                                  #
# Effective July 5, 2018, security patches will no longer be       #
# provided for the following versions of Slackware (which will all #
# be more than 7 years old at that time):                          #
#   Slackware 13.0, Slackware 13.1, Slackware 13.37.               #
# If you are still running these versions you should consider      #
# migrating to a newer version (preferably as recent as possible). #
# Alternately, you may make arrangements to handle your own        #
# security patches.                                                #
####################################################################`)),
					&PathRebuild{
						Path: "patches/packages/patch-2.7.4-i486-2_slack13.37.txz",
						Description: strings.TrimSpace(`
Fix arbitrary shell execution possible with obsolete ed format patches.
For more information, see:
  https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000156
(* Security fix *)`),
					},
				},
			},
		},
	}

	for _, test := range tests {
		var entry Entry
		err := entry.UnmarshalText(test.Text)
		require.NoError(t, err)
		assert.Equal(t, test.Exp, entry)
	}
}

func TestOpenChangelog(t *testing.T) {
	changelog, err := OpenChangeLog("testdata/ChangeLog.txt")
	require.NoError(t, err)

	//require.Len(t, changelog.Day, 20)
	_ = changelog
}