hugo/resources/resource_test.go
2019-01-02 14:25:37 +01:00

279 lines
9.4 KiB
Go

// Copyright 2019 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package resources
import (
"fmt"
"math/rand"
"path"
"path/filepath"
"strings"
"testing"
"time"
"github.com/gohugoio/hugo/resources/resource"
"github.com/gohugoio/hugo/media"
"github.com/stretchr/testify/require"
)
func TestGenericResource(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpec(assert)
r := spec.newGenericResource(nil, nil, nil, "/a/foo.css", "foo.css", media.CSSType)
assert.Equal("https://example.com/foo.css", r.Permalink())
assert.Equal("/foo.css", r.RelPermalink())
assert.Equal("css", r.ResourceType())
}
func TestGenericResourceWithLinkFacory(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpec(assert)
factory := func(s string) string {
return path.Join("/foo", s)
}
r := spec.newGenericResource(nil, factory, nil, "/a/foo.css", "foo.css", media.CSSType)
assert.Equal("https://example.com/foo/foo.css", r.Permalink())
assert.Equal("/foo/foo.css", r.RelPermalink())
assert.Equal("foo.css", r.Key())
assert.Equal("css", r.ResourceType())
}
func TestNewResourceFromFilename(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpec(assert)
writeSource(t, spec.Fs, "content/a/b/logo.png", "image")
writeSource(t, spec.Fs, "content/a/b/data.json", "json")
r, err := spec.New(ResourceSourceDescriptor{SourceFilename: "a/b/logo.png"})
assert.NoError(err)
assert.NotNil(r)
assert.Equal("image", r.ResourceType())
assert.Equal("/a/b/logo.png", r.RelPermalink())
assert.Equal("https://example.com/a/b/logo.png", r.Permalink())
r, err = spec.New(ResourceSourceDescriptor{SourceFilename: "a/b/data.json"})
assert.NoError(err)
assert.NotNil(r)
assert.Equal("json", r.ResourceType())
cloned := r.(resource.Cloner).WithNewBase("aceof")
assert.Equal(r.ResourceType(), cloned.ResourceType())
assert.Equal("/aceof/a/b/data.json", cloned.RelPermalink())
}
func TestNewResourceFromFilenameSubPathInBaseURL(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpecForBaseURL(assert, "https://example.com/docs")
writeSource(t, spec.Fs, "content/a/b/logo.png", "image")
r, err := spec.New(ResourceSourceDescriptor{SourceFilename: filepath.FromSlash("a/b/logo.png")})
assert.NoError(err)
assert.NotNil(r)
assert.Equal("image", r.ResourceType())
assert.Equal("/docs/a/b/logo.png", r.RelPermalink())
assert.Equal("https://example.com/docs/a/b/logo.png", r.Permalink())
img := r.(*Image)
assert.Equal(filepath.FromSlash("/a/b/logo.png"), img.targetFilenames()[0])
}
var pngType, _ = media.FromStringAndExt("image/png", "png")
func TestResourcesByType(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpec(assert)
resources := resource.Resources{
spec.newGenericResource(nil, nil, nil, "/a/foo1.css", "foo1.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/a/logo.png", "logo.css", pngType),
spec.newGenericResource(nil, nil, nil, "/a/foo2.css", "foo2.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/a/foo3.css", "foo3.css", media.CSSType)}
assert.Len(resources.ByType("css"), 3)
assert.Len(resources.ByType("image"), 1)
}
func TestResourcesGetByPrefix(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpec(assert)
resources := resource.Resources{
spec.newGenericResource(nil, nil, nil, "/a/foo1.css", "foo1.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/a/logo1.png", "logo1.png", pngType),
spec.newGenericResource(nil, nil, nil, "/b/Logo2.png", "Logo2.png", pngType),
spec.newGenericResource(nil, nil, nil, "/b/foo2.css", "foo2.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/b/foo3.css", "foo3.css", media.CSSType)}
assert.Nil(resources.GetMatch("asdf*"))
assert.Equal("/logo1.png", resources.GetMatch("logo*").RelPermalink())
assert.Equal("/logo1.png", resources.GetMatch("loGo*").RelPermalink())
assert.Equal("/Logo2.png", resources.GetMatch("logo2*").RelPermalink())
assert.Equal("/foo2.css", resources.GetMatch("foo2*").RelPermalink())
assert.Equal("/foo1.css", resources.GetMatch("foo1*").RelPermalink())
assert.Equal("/foo1.css", resources.GetMatch("foo1*").RelPermalink())
assert.Nil(resources.GetMatch("asdfasdf*"))
assert.Equal(2, len(resources.Match("logo*")))
assert.Equal(1, len(resources.Match("logo2*")))
logo := resources.GetMatch("logo*")
assert.NotNil(logo.Params())
assert.Equal("logo1.png", logo.Name())
assert.Equal("logo1.png", logo.Title())
}
func TestResourcesGetMatch(t *testing.T) {
assert := require.New(t)
spec := newTestResourceSpec(assert)
resources := resource.Resources{
spec.newGenericResource(nil, nil, nil, "/a/foo1.css", "foo1.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/a/logo1.png", "logo1.png", pngType),
spec.newGenericResource(nil, nil, nil, "/b/Logo2.png", "Logo2.png", pngType),
spec.newGenericResource(nil, nil, nil, "/b/foo2.css", "foo2.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/b/foo3.css", "foo3.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/b/c/foo4.css", "c/foo4.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/b/c/foo5.css", "c/foo5.css", media.CSSType),
spec.newGenericResource(nil, nil, nil, "/b/c/d/foo6.css", "c/d/foo6.css", media.CSSType),
}
assert.Equal("/logo1.png", resources.GetMatch("logo*").RelPermalink())
assert.Equal("/logo1.png", resources.GetMatch("loGo*").RelPermalink())
assert.Equal("/Logo2.png", resources.GetMatch("logo2*").RelPermalink())
assert.Equal("/foo2.css", resources.GetMatch("foo2*").RelPermalink())
assert.Equal("/foo1.css", resources.GetMatch("foo1*").RelPermalink())
assert.Equal("/foo1.css", resources.GetMatch("foo1*").RelPermalink())
assert.Equal("/c/foo4.css", resources.GetMatch("*/foo*").RelPermalink())
assert.Nil(resources.GetMatch("asdfasdf"))
assert.Equal(2, len(resources.Match("Logo*")))
assert.Equal(1, len(resources.Match("logo2*")))
assert.Equal(2, len(resources.Match("c/*")))
assert.Equal(6, len(resources.Match("**.css")))
assert.Equal(3, len(resources.Match("**/*.css")))
assert.Equal(1, len(resources.Match("c/**/*.css")))
// Matches only CSS files in c/
assert.Equal(3, len(resources.Match("c/**.css")))
// Matches all CSS files below c/ (including in c/d/)
assert.Equal(3, len(resources.Match("c/**.css")))
// Patterns beginning with a slash will not match anything.
// We could maybe consider trimming that slash, but let's be explicit about this.
// (it is possible for users to do a rename)
// This is analogous to standing in a directory and doing "ls *.*".
assert.Equal(0, len(resources.Match("/c/**.css")))
}
func BenchmarkResourcesMatch(b *testing.B) {
resources := benchResources(b)
prefixes := []string{"abc*", "jkl*", "nomatch*", "sub/*"}
rnd := rand.New(rand.NewSource(time.Now().Unix()))
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
resources.Match(prefixes[rnd.Intn(len(prefixes))])
}
})
}
// This adds a benchmark for the a100 test case as described by Russ Cox here:
// https://research.swtch.com/glob (really interesting article)
// I don't expect Hugo users to "stumble upon" this problem, so this is more to satisfy
// my own curiosity.
func BenchmarkResourcesMatchA100(b *testing.B) {
assert := require.New(b)
spec := newTestResourceSpec(assert)
a100 := strings.Repeat("a", 100)
pattern := "a*a*a*a*a*a*a*a*b"
resources := resource.Resources{spec.newGenericResource(nil, nil, nil, "/a/"+a100, a100, media.CSSType)}
b.ResetTimer()
for i := 0; i < b.N; i++ {
resources.Match(pattern)
}
}
func benchResources(b *testing.B) resource.Resources {
assert := require.New(b)
spec := newTestResourceSpec(assert)
var resources resource.Resources
for i := 0; i < 30; i++ {
name := fmt.Sprintf("abcde%d_%d.css", i%5, i)
resources = append(resources, spec.newGenericResource(nil, nil, nil, "/a/"+name, name, media.CSSType))
}
for i := 0; i < 30; i++ {
name := fmt.Sprintf("efghi%d_%d.css", i%5, i)
resources = append(resources, spec.newGenericResource(nil, nil, nil, "/a/"+name, name, media.CSSType))
}
for i := 0; i < 30; i++ {
name := fmt.Sprintf("jklmn%d_%d.css", i%5, i)
resources = append(resources, spec.newGenericResource(nil, nil, nil, "/b/sub/"+name, "sub/"+name, media.CSSType))
}
return resources
}
func BenchmarkAssignMetadata(b *testing.B) {
assert := require.New(b)
spec := newTestResourceSpec(assert)
for i := 0; i < b.N; i++ {
b.StopTimer()
var resources resource.Resources
var meta = []map[string]interface{}{
{
"title": "Foo #:counter",
"name": "Foo Name #:counter",
"src": "foo1*",
},
{
"title": "Rest #:counter",
"name": "Rest Name #:counter",
"src": "*",
},
}
for i := 0; i < 20; i++ {
name := fmt.Sprintf("foo%d_%d.css", i%5, i)
resources = append(resources, spec.newGenericResource(nil, nil, nil, "/a/"+name, name, media.CSSType))
}
b.StartTimer()
if err := AssignMetadata(meta, resources...); err != nil {
b.Fatal(err)
}
}
}