// ingestion/internal/pipeline/parse_test.go
package pipeline

import (
	"testing"

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

func TestParsePages_ValidJSON(t *testing.T) {
	input := `[{"path":"wiki/sources/foo.md","content":"# Foo"},{"path":"wiki/concepts/bar.md","content":"# Bar"}]`
	pages, warnings := ParsePages(input)
	require.Len(t, pages, 2)
	assert.Empty(t, warnings)
	assert.Equal(t, "wiki/sources/foo.md", pages[0].Path)
	assert.Equal(t, "wiki/concepts/bar.md", pages[1].Path)
}

func TestParsePages_StripsFences(t *testing.T) {
	input := "```json\n[{\"path\":\"wiki/sources/foo.md\",\"content\":\"# Foo\"}]\n```"
	pages, warnings := ParsePages(input)
	assert.Len(t, pages, 1)
	assert.Empty(t, warnings)
}

func TestParsePages_TruncationRecovery(t *testing.T) {
	input := `[{"path":"wiki/sources/foo.md","content":"# Foo"},{"path":"wiki/concepts/bar.md","content":"trunc`
	pages, warnings := ParsePages(input)
	require.Len(t, pages, 1)
	assert.Equal(t, "wiki/sources/foo.md", pages[0].Path)
	assert.NotEmpty(t, warnings)
}

func TestParsePages_EmptyInput(t *testing.T) {
	pages, warnings := ParsePages("")
	assert.Empty(t, pages)
	assert.NotEmpty(t, warnings)
}

func TestParsePages_PlainFence(t *testing.T) {
	input := "```\n[{\"path\":\"wiki/sources/foo.md\",\"content\":\"ok\"}]\n```"
	pages, warnings := ParsePages(input)
	assert.Len(t, pages, 1)
	assert.Empty(t, warnings)
}