module vbugreport

import os
import net.urllib

fn sample_bug_report() BugReport {
	return BugReport{
		description:  'Running `./vdbg examples/fail.v` produced a compiler error.'
		reproduction: '```sh\n./vdbg examples/fail.v\n```\n\n```v\nfn main() {}\n```'
		expected:     'An error message.'
		current:      '```\nbuilder error\n```'
		solution:     '_No response_'
		context:      'Generated by `v bug`.'
		version:      'V 0.0.0 deadbeef'
		environment:  '```\nOS: linux\n```'
	}
}

fn test_github_issue_form_uri_prefills_bug_report_fields() {
	report := sample_bug_report()
	uri := github_issue_form_uri(report)
	assert uri.starts_with(github_bug_issue_form_base_uri + '&')
	assert !uri.contains('body=')

	query := urllib.parse_query(uri.all_after('?')) or { panic(err) }
	assert (query.get('template') or { panic(err) }) == 'bug-report.yml'
	assert (query.get('description') or { panic(err) }) == report.description
	assert (query.get('reproduction') or { panic(err) }) == report.reproduction
	assert (query.get('expected') or { panic(err) }) == report.expected
	assert (query.get('current') or { panic(err) }) == report.current
	assert (query.get('solution') or { panic(err) }) == report.solution
	assert (query.get('context') or { panic(err) }) == report.context
	assert (query.get('version') or { panic(err) }) == report.version
	assert (query.get('environment') or { panic(err) }) == report.environment
}

fn test_prepare_bug_report_delivery_falls_back_to_local_report_for_large_reports() {
	report := BugReport{
		description:  'Running `./vdbg examples/fail.v` produced a compiler error.'
		reproduction: '```sh\n./vdbg examples/fail.v\n```\n\n```v\nfn main() {}\n```'
		expected:     'An error message.'
		current:      'X'.repeat(github_issue_form_url_soft_limit)
		solution:     '_No response_'
		context:      'Generated by `v bug`.'
		version:      'V 0.0.0 deadbeef'
		environment:  '```\nOS: linux\n```'
	}
	delivery := prepare_bug_report_delivery(report, os.join_path('examples', 'foo', 'bar.v'))
	assert delivery.mode == .local_report
	assert delivery.uri == github_bug_issue_form_base_uri
	assert delivery.local_report_path == os.join_path('examples', 'foo', 'bar.bug-report.md')
	assert delivery.local_report_body.starts_with('# V Bug Report')
	assert delivery.local_report_body.contains('### Current Behavior')
	assert delivery.local_report_body.contains(report.current)
}