range_test.go

Documentation: net/http

		 1  // Copyright 2011 The Go Authors. All rights reserved.
		 2  // Use of this source code is governed by a BSD-style
		 3  // license that can be found in the LICENSE file.
		 4  
		 5  package http
		 6  
		 7  import (
		 8  	"testing"
		 9  )
		10  
		11  var ParseRangeTests = []struct {
		12  	s			string
		13  	length int64
		14  	r			[]httpRange
		15  }{
		16  	{"", 0, nil},
		17  	{"", 1000, nil},
		18  	{"foo", 0, nil},
		19  	{"bytes=", 0, nil},
		20  	{"bytes=7", 10, nil},
		21  	{"bytes= 7 ", 10, nil},
		22  	{"bytes=1-", 0, nil},
		23  	{"bytes=5-4", 10, nil},
		24  	{"bytes=0-2,5-4", 10, nil},
		25  	{"bytes=2-5,4-3", 10, nil},
		26  	{"bytes=--5,4--3", 10, nil},
		27  	{"bytes=A-", 10, nil},
		28  	{"bytes=A- ", 10, nil},
		29  	{"bytes=A-Z", 10, nil},
		30  	{"bytes= -Z", 10, nil},
		31  	{"bytes=5-Z", 10, nil},
		32  	{"bytes=Ran-dom, garbage", 10, nil},
		33  	{"bytes=0x01-0x02", 10, nil},
		34  	{"bytes=				 ", 10, nil},
		35  	{"bytes= , , ,	 ", 10, nil},
		36  
		37  	{"bytes=0-9", 10, []httpRange{{0, 10}}},
		38  	{"bytes=0-", 10, []httpRange{{0, 10}}},
		39  	{"bytes=5-", 10, []httpRange{{5, 5}}},
		40  	{"bytes=0-20", 10, []httpRange{{0, 10}}},
		41  	{"bytes=15-,0-5", 10, []httpRange{{0, 6}}},
		42  	{"bytes=1-2,5-", 10, []httpRange{{1, 2}, {5, 5}}},
		43  	{"bytes=-2 , 7-", 11, []httpRange{{9, 2}, {7, 4}}},
		44  	{"bytes=0-0 ,2-2, 7-", 11, []httpRange{{0, 1}, {2, 1}, {7, 4}}},
		45  	{"bytes=-5", 10, []httpRange{{5, 5}}},
		46  	{"bytes=-15", 10, []httpRange{{0, 10}}},
		47  	{"bytes=0-499", 10000, []httpRange{{0, 500}}},
		48  	{"bytes=500-999", 10000, []httpRange{{500, 500}}},
		49  	{"bytes=-500", 10000, []httpRange{{9500, 500}}},
		50  	{"bytes=9500-", 10000, []httpRange{{9500, 500}}},
		51  	{"bytes=0-0,-1", 10000, []httpRange{{0, 1}, {9999, 1}}},
		52  	{"bytes=500-600,601-999", 10000, []httpRange{{500, 101}, {601, 399}}},
		53  	{"bytes=500-700,601-999", 10000, []httpRange{{500, 201}, {601, 399}}},
		54  
		55  	// Match Apache laxity:
		56  	{"bytes=	 1 -2	 ,	4- 5, 7 - 8 , ,,", 11, []httpRange{{1, 2}, {4, 2}, {7, 2}}},
		57  }
		58  
		59  func TestParseRange(t *testing.T) {
		60  	for _, test := range ParseRangeTests {
		61  		r := test.r
		62  		ranges, err := parseRange(test.s, test.length)
		63  		if err != nil && r != nil {
		64  			t.Errorf("parseRange(%q) returned error %q", test.s, err)
		65  		}
		66  		if len(ranges) != len(r) {
		67  			t.Errorf("len(parseRange(%q)) = %d, want %d", test.s, len(ranges), len(r))
		68  			continue
		69  		}
		70  		for i := range r {
		71  			if ranges[i].start != r[i].start {
		72  				t.Errorf("parseRange(%q)[%d].start = %d, want %d", test.s, i, ranges[i].start, r[i].start)
		73  			}
		74  			if ranges[i].length != r[i].length {
		75  				t.Errorf("parseRange(%q)[%d].length = %d, want %d", test.s, i, ranges[i].length, r[i].length)
		76  			}
		77  		}
		78  	}
		79  }
		80
View as plain text