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item_test.go
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item_test.go
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// SPDX-FileCopyrightText: 2019-2024 caixw
//
// SPDX-License-Identifier: MIT
package qheader
import (
"errors"
"testing"
"github.com/issue9/assert/v4"
)
func TestParseItem(t *testing.T) {
a := assert.New(t, false)
h := parseItem("application/xml")
a.Equal(h.Value, "application/xml").
Equal(h.Q, 1.0).
NotError(h.Err)
h = parseItem("application/xml;")
a.Equal(h.Value, "application/xml").
Equal(h.Q, 1.0).
NotError(h.Err)
h = parseItem("application/xml;q=0.9")
a.Equal(h.Value, "application/xml").
Equal(h.Q, float32(0.9)).
NotError(h.Err)
h = parseItem(";application/xml;q=0.9")
a.Error(h.Err).
Equal(h.Raw, ";application/xml;q=0.9").
Empty(h.Value).
Empty(h.Params)
h = parseItem("application/xml;qq=xx;q=0.9")
a.Equal(h.Value, "application/xml").
Equal(h.Q, float32(0.9)).
NotError(h.Err)
h = parseItem("text/html;format=xx;q=0.9")
a.Equal(h.Value, "text/html").
Equal(h.Q, float32(0.9)).
NotError(h.Err)
// 要求 q 必须在最后,否则被录作 q 值的一部分
h = parseItem("text/html;q=0.9;format=xx")
a.NotError(h.Err).
Equal(h.Raw, "text/html;q=0.9;format=xx").
Equal(h.Q, float32(0.9)).
Equal(h.Value, "text/html").
Equal(h.Params, map[string]string{"format": "xx", "q": "0.9"})
h = parseItem("text/html;format=xx;q=x.9")
a.Error(h.Err)
h = parseItem("text/html;format=xx;q=0.9x")
a.Error(h.Err)
}
func TestSortItems(t *testing.T) {
a := assert.New(t, false)
as := []*Item{
{Value: "*/*", Q: 0.7},
{Value: "a/*", Q: 0.7},
}
sortItems(as, "*/*")
a.Equal(as[0].Value, "a/*")
a.Equal(as[1].Value, "*/*")
as = []*Item{
{Value: "*/*", Q: 0.7},
{Value: "a/*", Q: 0.7},
{Value: "b/*", Q: 0.7},
}
sortItems(as, "*/*")
a.Equal(as[0].Value, "a/*")
a.Equal(as[1].Value, "b/*")
a.Equal(as[2].Value, "*/*")
as = []*Item{
{Value: "*/*", Q: 0.7},
{Value: "a/*", Q: 0.7},
{Value: "c/c", Q: 0.7},
{Value: "b/*", Q: 0.7},
}
sortItems(as, "*/*")
a.Equal(as[0].Value, "c/c")
a.Equal(as[1].Value, "a/*")
a.Equal(as[2].Value, "b/*")
a.Equal(as[3].Value, "*/*")
as = []*Item{
{Value: "d/d", Q: 0.7},
{Value: "a/*", Q: 0.7},
{Value: "*/*", Q: 0.7},
{Value: "b/*", Q: 0.7},
{Value: "c/c", Q: 0.7},
}
sortItems(as, "*/*")
a.Equal(as[0].Value, "d/d")
a.Equal(as[1].Value, "c/c")
a.Equal(as[2].Value, "a/*")
a.Equal(as[3].Value, "b/*")
a.Equal(as[4].Value, "*/*")
// Q 值不一样
as = []*Item{
{Value: "d/d", Q: 0.7},
{Value: "a/*", Q: 0.8},
{Value: "*/*", Q: 0.7},
{Value: "b/*", Q: 0.7},
{Value: "c/c", Q: 0.7},
}
sortItems(as, "*/*")
a.Equal(as[0].Value, "a/*")
a.Equal(as[1].Value, "d/d")
a.Equal(as[2].Value, "c/c")
a.Equal(as[3].Value, "b/*")
a.Equal(as[4].Value, "*/*")
// 相同 Q 值,保持原样
as = []*Item{
{Value: "zh-cn", Q: 0.7},
{Value: "zh-tw", Q: 0.8},
{Value: "*", Q: 0.7},
{Value: "en", Q: 0.7},
{Value: "en-us", Q: 0.7},
}
sortItems(as, "*")
a.Equal(as[0].Value, "zh-tw")
a.Equal(as[1].Value, "zh-cn")
a.Equal(as[2].Value, "en")
a.Equal(as[3].Value, "en-us")
a.Equal(as[4].Value, "*")
// 相同 Q 值,Err 不同
as = []*Item{
{Value: "zh-cn", Q: 0.7, Err: errors.New("zh-cn")},
{Value: "zh-tw", Q: 0.8},
{Value: "*", Q: 0.7},
{Value: "en", Q: 0.7, Err: errors.New("en")},
{Value: "en-us", Q: 0},
}
sortItems(as, "*")
a.Equal(as[0].Value, "zh-tw")
a.Equal(as[1].Value, "*")
a.Equal(as[2].Value, "en-us") // Q==0,在 Err!=nil 之前
a.Equal(as[3].Value, "zh-cn")
a.Equal(as[4].Value, "en")
// Params 不一样
as = []*Item{
{Raw: "1", Value: "zh-cn", Q: 0.7},
{Raw: "2", Value: "zh-cn", Q: 0.7, Params: map[string]string{"level": "1"}},
}
sortItems(as, "*")
a.Equal(as[0].Raw, "2")
a.Equal(as[1].Raw, "1")
}