template/benchmark_test.go at main · kaptinlin/template · GitHub

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
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
package template

import (
	"bytes"
	"testing"
)

// BenchmarkCompile benchmarks template compilation.
func BenchmarkCompile(b *testing.B) {
	source := `Hello {{ name }}! {% if age > 18 %}You are an adult.{% endif %}`
	for b.Loop() {
		_, err := Compile(source)
		if err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkExecuteSimple benchmarks simple template execution.
func BenchmarkExecuteSimple(b *testing.B) {
	tmpl, err := Compile(`Hello {{ name }}!`)
	if err != nil {
		b.Fatal(err)
	}
	ctx := NewContext()
	ctx.Set("name", "World")
	execCtx := NewExecutionContext(ctx)
	var buf bytes.Buffer

	b.ResetTimer()
	for b.Loop() {
		buf.Reset()
		if err := tmpl.Execute(execCtx, &buf); err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkExecuteWithFilters benchmarks template execution with filters.
func BenchmarkExecuteWithFilters(b *testing.B) {
	tmpl, err := Compile(`{{ name | upper | append: "!" }}`)
	if err != nil {
		b.Fatal(err)
	}
	ctx := NewContext()
	ctx.Set("name", "world")
	execCtx := NewExecutionContext(ctx)
	var buf bytes.Buffer

	b.ResetTimer()
	for b.Loop() {
		buf.Reset()
		if err := tmpl.Execute(execCtx, &buf); err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkExecuteWithLoop benchmarks template execution with loops.
func BenchmarkExecuteWithLoop(b *testing.B) {
	tmpl, err := Compile(`{% for item in items %}{{ item }}{% endfor %}`)
	if err != nil {
		b.Fatal(err)
	}
	ctx := NewContext()
	ctx.Set("items", []string{"a", "b", "c", "d", "e"})
	execCtx := NewExecutionContext(ctx)
	var buf bytes.Buffer

	b.ResetTimer()
	for b.Loop() {
		buf.Reset()
		if err := tmpl.Execute(execCtx, &buf); err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkExecuteWithConditional benchmarks template execution with conditionals.
func BenchmarkExecuteWithConditional(b *testing.B) {
	tmpl, err := Compile(`{% if age > 18 %}Adult{% else %}Minor{% endif %}`)
	if err != nil {
		b.Fatal(err)
	}
	ctx := NewContext()
	ctx.Set("age", 25)
	execCtx := NewExecutionContext(ctx)
	var buf bytes.Buffer

	b.ResetTimer()
	for b.Loop() {
		buf.Reset()
		if err := tmpl.Execute(execCtx, &buf); err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkRender benchmarks one-shot rendering.
func BenchmarkRender(b *testing.B) {
	source := `Hello {{ name }}!`
	data := map[string]any{"name": "World"}

	for b.Loop() {
		_, err := Render(source, data)
		if err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkValueConversion benchmarks Value type conversions.
func BenchmarkValueConversion(b *testing.B) {
	v := NewValue(42)

	for b.Loop() {
		_, _ = v.Int()
		_, _ = v.Float()
		_ = v.String()
		_ = v.Bool()
	}
}

// BenchmarkValueIterate benchmarks Value iteration over slices.
func BenchmarkValueIterate(b *testing.B) {
	v := NewValue([]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10})

	for b.Loop() {
		_ = v.Iterate(func(i, count int, key, val *Value) bool {
			return true
		})
	}
}

// BenchmarkContextGet benchmarks Context.Get with dot notation.
func BenchmarkContextGet(b *testing.B) {
	ctx := NewContext()
	ctx.Set("user.address.city", "New York")

	for b.Loop() {
		_, _ = ctx.Get("user.address.city")
	}
}

// BenchmarkContextSet benchmarks Context.Set with dot notation.
func BenchmarkContextSet(b *testing.B) {
	ctx := NewContext()

	for b.Loop() {
		ctx.Set("user.address.city", "New York")
	}
}

// BenchmarkFilterApplication benchmarks filter application.
func BenchmarkFilterApplication(b *testing.B) {
	filter, _ := Filter("upper")

	for b.Loop() {
		_, err := filter("hello world", nil...)
		if err != nil {
			b.Fatal(err)
		}
	}
}

// BenchmarkComplexTemplate benchmarks a complex real-world template.
func BenchmarkComplexTemplate(b *testing.B) {
	source := `
<!DOCTYPE html>
<html>
<head><title>{{ title }}</title></head>
<body>
	<h1>{{ heading }}</h1>
	{% if user %}
		<p>Welcome, {{ user.name | capitalize }}!</p>
		{% if user.age > 18 %}
			<p>You are an adult.</p>
		{% else %}
			<p>You are a minor.</p>
		{% endif %}
	{% endif %}
	<ul>
	{% for item in items %}
		<li>{{ item.name }}: {{ item.price | round: 2 }}</li>
	{% endfor %}
	</ul>
</body>
</html>
`
	tmpl, err := Compile(source)
	if err != nil {
		b.Fatal(err)
	}

	ctx := NewContext()
	ctx.Set("title", "My Store")
	ctx.Set("heading", "Welcome to My Store")
	ctx.Set("user.name", "john doe")
	ctx.Set("user.age", 25)
	ctx.Set("items", []map[string]any{
		{"name": "Apple", "price": 1.234},
		{"name": "Banana", "price": 0.567},
		{"name": "Orange", "price": 2.345},
	})
	execCtx := NewExecutionContext(ctx)
	var buf bytes.Buffer

	b.ResetTimer()
	for b.Loop() {
		buf.Reset()
		if err := tmpl.Execute(execCtx, &buf); err != nil {
			b.Fatal(err)
		}
	}
}