package tools

import (
	"reflect"
	"testing"
)

func TestArgsParser(t *testing.T) {
	tests := map[string][]string{}
	tests["this is a test"] = []string{"this", "is", "a", "test"}
	tests["\"this is\" a test"] = []string{"this is", "a", "test"}
	tests["!\"this is\" a test"] = []string{"!this is", "a", "test"}
	tests["subject:this is a test"] = []string{"subject:this", "is", "a", "test"}
	tests["subject:\"this is\" a test"] = []string{"subject:this is", "a", "test"}
	tests["subject:\"this is\" \"a test\""] = []string{"subject:this is", "a test"}
	tests["subject:\"this 'is\" \"a test\""] = []string{"subject:this 'is", "a test"}
	tests["subject:\"this 'is a test"] = []string{"subject:this 'is a test"}
	tests["\"this is a test\"=\"this is a test\""] = []string{"this is a test=this is a test"}

	for search, expected := range tests {
		res := ArgsParser(search)
		if !reflect.DeepEqual(res, expected) {
			t.Log("Args parser error:", res, "!=", expected)
			t.Fail()
		}
	}
}

func TestCleanTag(t *testing.T) {
	tests := map[string]string{}
	tests["this is a test"] = "this is a test"
	tests["thiS IS a Test"] = "thiS IS a Test"
	tests["thiS IS a Test :-)"] = "thiS IS a Test -"
	tests["  thiS 99     IS a Test :-)"] = "thiS 99 IS a Test -"
	tests["this_is-a test "] = "this_is-a test"
	tests["this_is-a&^%%(*)@ test"] = "this_is-a test"

	for search, expected := range tests {
		res := CleanTag(search)
		if res != expected {
			t.Log("CleanTags error:", res, "!=", expected)
			t.Fail()
		}
	}
}

func TestSnippets(t *testing.T) {
	tests := map[string]string{}
	tests["this is a  test"] = "this is a test"
	tests["thiS IS a Test"] = "thiS IS a Test"
	tests["thiS IS a Test :-)"] = "thiS IS a Test :-)"
	tests["<h1>This is a test.</h1> "] = "This is a test."
	tests["this_is-a     test "] = "this_is-a test"
	tests["this_is-a&^%%(*)@ test"] = "this_is-a&^%%(*)@ test"
	tests["<h1>Heading</h1><p>Paragraph</p>"] = "Heading Paragraph"
	tests[`<h1>Heading</h1>
		<p>Paragraph</p>`] = "Heading Paragraph"
	tests[`<h1>Heading</h1><p>   <a href="https://github.com">linked text</a></p>`] = "Heading linked text"
	// broken html
	tests[`<h1>Heading</h3><p>   <a href="https://github.com">linked text.`] = "Heading linked text."
	// truncation to 200 chars + ...
	tests["abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789"] = "abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmnopqrstuvwxyx0123456789 abcdefghijklmno..."

	for str, expected := range tests {
		res := CreateSnippet(str, str)
		if res != expected {
			t.Log("CreateSnippet error:", res, "!=", expected)
			t.Fail()
		}
	}
}