package main

import (
	"testing"
)

// Compare identical TOC strings returns false for breaking changes
func TestHasBreakingChangesWithIdenticalTOCs(t *testing.T) {
	addon := &Addon{}

	toc := `## Interface: 70300
    ## Title: Channeler
    ## Version: 1.6.0
    ## Notes: Automatically sets up chat channels
    ## Author: Cyka

    #core
    Channeler.lua`

	result := addon.HasBreakingChanges(toc, toc)

	if result {
		t.Errorf("Expected HasBreakingChanges to return false for identical TOCs, got true")
	}
}

// Compare empty TOC strings returns false
func TestHasBreakingChangesWithEmptyTOCs(t *testing.T) {
	addon := &Addon{}

	result := addon.HasBreakingChanges("", "")

	if result {
		t.Errorf("Expected HasBreakingChanges to return false for empty TOCs, got true")
	}
}

// Compare TOC strings with different content returns true for breaking changes
func TestCompareTocStringsDifferentContent(t *testing.T) {
	addon := &Addon{}
	lhsToc := "## Interface: 70300\n## Title: Channeler\nChanneler.lua"
	rhsToc := "## Interface: 70300\n## Title: Channeler\nDifferentFile.lua"
	result := addon.HasBreakingChanges(lhsToc, rhsToc)
	if !result {
		t.Errorf("Expected breaking changes, but got none")
	}
}

// Compare TOC strings with different content returns true for breaking changes
func TestCompareTocStringsNewFile(t *testing.T) {
	addon := &Addon{}
	lhsToc := "## Interface: 70300\n## Title: Channeler\nChanneler.lua"
	rhsToc := "## Interface: 70300\n## Title: Channeler\nChanneler.lua\nNewFile.lua"
	result := addon.HasBreakingChanges(lhsToc, rhsToc)
	if !result {
		t.Errorf("Expected breaking changes, but got none")
	}
}

// Compare TOC strings with same content but different whitespace returns false
func TestCompareTocStringsSameContentDifferentWhitespace(t *testing.T) {
	addon := &Addon{}
	lhsToc := "## Interface: 70300\n## Title: Channeler\nChanneler.lua"
	rhsToc := "## Interface: 70300 \n## Title: Channeler \nChanneler.lua"
	result := addon.HasBreakingChanges(lhsToc, rhsToc)
	if result {
		t.Errorf("Expected no breaking changes, but got some")
	}
}

// Compare TOC strings with matching header lines (##) returns false
func TestCompareTocStringsMatchingHeaderLines(t *testing.T) {
	addon := &Addon{}
	lhsToc := "## Interface: 70300\n## Title: Channeler\n## Version: 1.6.0"
	rhsToc := "## Interface: 70300\n## Title: Channeler\n## Version: 1.6.0"
	result := addon.HasBreakingChanges(lhsToc, rhsToc)
	if result {
		t.Errorf("Expected no breaking changes, but got some")
	}
}