temple.tests.capture source code

1 module temple.tests.capture;
2 
3 import temple.tests.common;
4 
5 unittest
6 {
7 	// test captures
8 	alias render = Temple!q{
9 		<% auto a = capture(() { %>
10 			This is captured in A
11 		<% }); %>
12 		<% auto b = capture(() { %>
13 			This is captured in B
14 		<% }); %>
15 
16 		B said: "<%= b %>"
17 		A said: "<%= a %>"
18 	};
19 
20 	auto accum = new AppenderOutputStream;
21 	render(accum);
22 
23 	assert(isSameRender(accum.data, `
24 		B said: "This is captured in B"
25 		A said: "This is captured in A"
26 	`));
27 }
28 
29 unittest
30 {
31 	// Nested captures
32 	alias render = Temple!q{
33 		<% auto outer = capture(() { %>
34 			Outer, first
35 			<% auto inner = capture(() { %>
36 				Inner, first
37 			<% }); %>
38 			Outer, second
39 
40 			<%= inner %>
41 		<% }); %>
42 
43 		<%= outer %>
44 	};
45 
46 	auto accum = new AppenderOutputStream;
47 	render(accum);
48 
49 	assert(isSameRender(accum.data, `
50 		Outer, first
51 		Outer, second
52 			Inner, first
53 	`));
54 }
55 
56 unittest
57 {
58 	alias render = TempleFile!"test8_building_helpers.emd";
59 	assert(isSameRender(templeToString(&render), readText("test/test8_building_helpers.emd.txt")));
60 }
61 
62 unittest
63 {
64 	alias render = Temple!q{
65 		<%= capture(() { %>
66 			directly printed
67 
68 			<% auto a = capture(() { %>
69 				a, captured
70 			<% }); %>
71 			<% auto b = capture(() { %>
72 				b, captured
73 			<% }); %>
74 
75 			<%= a %>
76 			<%= capture(() { %>
77 				directly printed from a nested capture
78 			<% }); %>
79 			<%= b %>
80 
81 		<% }); %>
82 	};
83 
84 	auto accum = new AppenderOutputStream;
85 	render(accum);
86 
87 	assert(isSameRender(accum.data, `
88 		directly printed
89 			a, captured
90 			directly printed from a nested capture
91 			b, captured`));
92 }
93 
94 /**
95  * Test CTFE compatibility
96  */
97 unittest
98 {
99 	alias render = Temple!q{ <%= "foo" %> };
100 	const result = templeToString(&render);
101 	static assert(isSameRender(result, "foo"));
102 }
103 
104 unittest
105 {
106 	alias render = Temple!q{
107 		<% if(true) { %>
108 			Bort
109 		<% } else { %>
110 			No bort!
111 		<% } %>
112 
113 		<% auto a = capture(() { %>
114 			inside a capture block
115 		<% }); %>
116 
117 		Before capture
118 		<%= a %>
119 		After capture
120 	};
121 
122 	const result = templeToString(&render);
123 	static assert(isSameRender(result, `
124 		Bort
125 		Before capture
126 		inside a capture block
127 		After capture
128 	`));
129 }