1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
%%%-------------------------------------------------------------------
%%% File : xpath_lib.erl
%%% Author : Bertil Karlsson <bertil@finrod>
%%% Description :
%%%
%%% Created : 13 Jan 2006 by Bertil Karlsson <bertil@finrod>
%%%-------------------------------------------------------------------
-module(xpath_lib).
-export([test/0,check_node_set/2,ticket_6873/0]).
-include_lib("common_test/include/ct.hrl").
-include_lib("xmerl/include/xmerl.hrl").
test() ->
{E,_} = xmerl_scan:file("myBS_model.xml"),
Res1 = xmerl_xpath:string("blipp",E),
ok = check_node_set("blipp",Res1),
Res2 = xmerl_xpath:string("//blipp",E),
ok = check_node_set("//blipp",Res2),
Res3 = xmerl_xpath:string("/myBS_model/blipp",E),
ok = check_node_set("/myBS_model/blipp",Res3),
Res4 = xmerl_xpath:string("blipp[@id=\"name1\"]",E),
ok = check_node_set("blipp[@id=\"name1\"]",Res4),
Res5 = xmerl_xpath:string("//blipp[@id=\"name1\"]",E),
ok = check_node_set("//blipp[@id=\"name1\"]",Res5),
Res6 = xmerl_xpath:string("/myBS_model/blipp[@id=\"name1\"]",E),
ok = check_node_set("/myBS_model/blipp[@id=\"name1\"]",Res6).
check_node_set("blipp",[H1,H2]) ->
#xmlElement{name = blipp} = H1,
#xmlElement{name = blipp} = H2,
ok;
check_node_set("//blipp",[H1,H2]) ->
#xmlElement{name = blipp} = H1,
#xmlElement{name = blipp} = H2,
ok;
check_node_set("/myBS_model/blipp",[H1,H2]) ->
#xmlElement{name = blipp} = H1,
#xmlElement{name = blipp} = H2,
ok;
check_node_set("blipp[@id=\"name1\"]",[H]) ->
H#xmlElement{attributes=#xmlAttribute{name=id,value="name1"}},
ok;
check_node_set("//blipp[@id=\"name1\"]",[H]) ->
H#xmlElement{attributes=#xmlAttribute{name=id,value="name1"}},
ok;
check_node_set("/myBS_model/blipp[@id=\"name1\"]",[H]) ->
H#xmlElement{attributes=#xmlAttribute{name=id,value="name1"}},
ok.
ticket_6873() ->
GetId = fun(Atts) ->
case lists:keysearch(id,#xmlAttribute.name,Atts) of
{value,#xmlAttribute{value=AttV}} -> AttV;
_ -> novalue
end
end,
Test = fun(Doc, XPath, Exp) ->
Result = xmerl_xpath:string(XPath, Doc),
Exp = [begin
case Obj of
#xmlElement{name = EName,attributes=Atts} ->
{EName,GetId(Atts)};
#xmlAttribute{name = AName} ->
AName;
#xmlText{value=Text} ->
Text
end
end|| Obj <- Result],
ok
end,
Doc1 = get_doc("e1074"),
ok = Test(Doc1,"/*",[{root,"1"}]),
ok = Test(Doc1,"/root",[{root,"1"}]),
ok = Test(Doc1,"/root/*",[{elem1,"2"},{elem1,"8"},{e,"12"}]),
ok = Test(Doc1,"/root/e",[{e,"12"}]),
ok = Test(Doc1,"//e",[{e,"12"},{e,"4"},{e,"6"},{e,"10"},{e,"11"}]),
ok = Test(Doc1,"//*[name() != 'e']",
[{root,"1"},{elem1,"2"},{elem1,"8"},{elem2,"3"},
{elem3,"5"},{elem3,"7"},{elem2,"9"}]),
ok = Test(Doc1,"//elem1/e",[{e,"10"},{e,"11"}]),
ok = Test(Doc1,"//elem1//e",[{e,"4"},{e,"6"},{e,"10"},{e,"11"}]),
ok = Test(Doc1,"//*[*]",
[{root,"1"},{elem1,"2"},{elem1,"8"},
{elem2,"3"},{elem3,"5"}]),
ok = Test(Doc1,"//*[not(*)]",
[{e,"12"},{e,"4"},{elem3,"7"},{e,"6"},
{elem2,"9"},{e,"10"},{e,"11"}]),
%% contents would be empty in the above expression
[#xmlElement{content=[]}|_] = xmerl_xpath:string("//*[not(*)]",Doc1),
ok = Test(Doc1,"//*[e]",[{root,"1"},{elem1,"8"},{elem2,"3"},{elem3,"5"}]),
ok = Test(Doc1,"//*[count(e)>1]",[{elem1,"8"}]),
ok = Test(Doc1,"//*[not(e) and name() != 'e']",
[{elem1,"2"},{elem3,"7"},{elem2,"9"}]),
ok = Test(Doc1,"/*/*/*/e",[{e,"4"}]),
ok = Test(Doc1,"//*[starts-with(name(), 'el')]",
[{elem1,"2"},{elem1,"8"},{elem2,"3"},
{elem3,"5"},{elem3,"7"},{elem2,"9"}]),
ok = Test(Doc1,"//*[contains(name(), 'lem1')]",
[{elem1,"2"},{elem1,"8"}]),
ok = Test(Doc1,"/*/e | //elem2/e",[{e,"4"},{e,"12"}]),
io:format("Tested ~p~n",[e1074]),
Doc2 = get_doc("e1075"),
ok = Test(Doc2,"/*/*[1]",[{elem1,"2"}]),
ok = Test(Doc2,"/root/elem1[2]",[{elem1,"8"}]),
%% Get all first-born e elements in the document; that is, for all
%% e elements with e element siblings, include only the first
%% sibling.Note that //e[1] does not return the first e element in
%% the document because the [1] predicate applies to e, which
%% represents the set of e elements under one element and not to
%% //e, which represents the set of e elements in the document.
%% ok = Test(Doc2,"//e[1]",[{e,"4"},{e,"6"},{e,"10"},{e,"12"}]),
%% The following expression retrieves the first e element in the
%% document:
%% ok = Test(Doc2,"(//e)[1]",[{e,4}]),
%% For all e elements with e element siblings, include only the
%% first 3 siblings
%% ok = Test(Doc2,"//e[position() <= 3]",[{e,"4"},{e,"6"},{e,"10"},{e,"11"},{e,"12"}]),
%% Get all last-born e elements in the document; that is, for all
%% e elements with e element siblings, include only the last
%% sibling
%% ok = Test(Doc2,"//e[last()]",[{e,"4"},{e,"6"},{e,"11"},{e,"12"}]),
%% Get the last e element in the document
%% ok = Test(Doc2,"(//e)[last()]", [{e,"12"}]),
io:format("Tested ~p~n",[e1075]),
Doc3 = get_doc("e1076"),
ok = Test(Doc3,"//*[.='cat']",[{elem1,"2"},{elem3,"6"}]),
ok = Test(Doc3,"//*[.='dog']",[]),
ok = Test(Doc3,"//*[contains(.,'cat')]", [{elem1,"2"},{elem1,"4"},{elem3,"6"}]),
ok = Test(Doc3,"//elem3[contains(.,'cat')]",[{elem3,"6"}]),
ok = Test(Doc3,"//*[contains(child::text(),'cat')]",[{elem1,"2"},{elem1,"4"},{elem3,"6"}]),
ok = Test(Doc3,"//*[count(*)=0 and contains(.,'cat')]",[{elem1,"2"},{elem3,"6"}]),
ok = Test(Doc3,"//*[contains(translate(.,'abcdefghijklmnopqrstuvwxyz', 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'),'CAT')]",[{elem1,"2"},{elem1,"4"},{elem1,"7"},{elem3,"6"}]),
io:format("Tested ~p~n",[e1076]),
Doc4 = get_doc("e1078"),
ok = Test(Doc4,"//*[@pet='cat']",[{elem1,"2"}]),
ok = Test(Doc4,"//*[@pet='dog']",[{elem1,"7"}]),
ok = Test(Doc4,"//*[contains(@pet,'dog')]",
[{elem1,"3"},{elem1,"7"}]),
ok = Test(Doc4,"//*[@age]",[{elem1,"3"},{elem3,"6"}]),
ok = Test(Doc4,"//elem1[@age]",[{elem1,"3"}]),
ok = Test(Doc4,"//*[@pet and @age]",[{elem1,"3"}]),
ok = Test(Doc4,"//*[contains(translate(@pet,'abcdefghijklmnopqrstuvwxyz', 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'),'CAT')]",[{elem1,"2"},{elem1,"4"}]),
io:format("Tested ~p~n",[e1078]),
Doc5 = get_doc("e1077"),
ok = Test(Doc5,"id('3')",[{e,"3"}]),
%% Get all e elements directly under element id 3
%% ok = Test(Doc5,"id('two')/e",[{e,"3"},{e,"4"},{e,"6"}]),
ok = Test(Doc5,"id('two 3 seven the fifth')",[{e,"seven"},{e,"3"},{e,"two"}]),
ok = Test(Doc5,"id('100')",[]),
io:format("Tested ~p~n",[e1077]),
ok.
get_doc(Name) ->
{Doc,_} = xmerl_scan:file(Name++".xml"),
Doc.
|
