mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-07 20:30:36 -05:00
132 lines
4.3 KiB
Go
132 lines
4.3 KiB
Go
// Copyright 2019 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package hugolib
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import (
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"image/jpeg"
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"io"
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"os"
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"path/filepath"
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"testing"
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"github.com/gohugoio/hugo/htesting"
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qt "github.com/frankban/quicktest"
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"github.com/gohugoio/hugo/hugofs"
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"github.com/spf13/viper"
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)
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// We have many tests for the different resize operations etc. in the resource package,
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// this is an integration test.
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func TestImageResize(t *testing.T) {
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c := qt.New(t)
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// Make this a real as possible.
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workDir, clean, err := htesting.CreateTempDir(hugofs.Os, "image-resize")
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c.Assert(err, qt.IsNil)
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defer clean()
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newBuilder := func() *sitesBuilder {
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v := viper.New()
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v.Set("workingDir", workDir)
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v.Set("baseURL", "https://example.org")
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b := newTestSitesBuilder(t).WithWorkingDir(workDir)
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b.Fs = hugofs.NewDefault(v)
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b.WithViper(v)
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b.WithContent("mybundle/index.md", `
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---
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title: "My bundle"
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---
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`)
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b.WithTemplatesAdded("index.html", `
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{{ $p := .Site.GetPage "mybundle" }}
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{{ $img1 := resources.Get "images/sunset.jpg" }}
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{{ $img2 := $p.Resources.GetMatch "sunset.jpg" }}
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{{ $img3 := resources.GetMatch "images/*.jpg" }}
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{{ $r := $img1.Resize "123x234" }}
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{{ $r2 := $r.Resize "12x23" }}
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{{ $b := $img2.Resize "345x678" }}
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{{ $b2 := $b.Resize "34x67" }}
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{{ $c := $img3.Resize "456x789" }}
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{{ $fingerprinted := $img1.Resize "350x" | fingerprint }}
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{{ $images := slice $r $r2 $b $b2 $c $fingerprinted }}
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{{ range $i, $r := $images }}
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{{ printf "Resized%d:" (add $i 1) }} {{ $r.Name }}|{{ $r.Width }}|{{ $r.Height }}|{{ $r.MediaType }}|{{ $r.RelPermalink }}|
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{{ end }}
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`)
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return b
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}
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imageDir := filepath.Join(workDir, "assets", "images")
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bundleDir := filepath.Join(workDir, "content", "mybundle")
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c.Assert(os.MkdirAll(imageDir, 0777), qt.IsNil)
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c.Assert(os.MkdirAll(bundleDir, 0777), qt.IsNil)
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src, err := os.Open("testdata/sunset.jpg")
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c.Assert(err, qt.IsNil)
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out, err := os.Create(filepath.Join(imageDir, "sunset.jpg"))
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c.Assert(err, qt.IsNil)
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_, err = io.Copy(out, src)
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c.Assert(err, qt.IsNil)
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out.Close()
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src.Seek(0, 0)
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out, err = os.Create(filepath.Join(bundleDir, "sunset.jpg"))
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c.Assert(err, qt.IsNil)
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_, err = io.Copy(out, src)
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c.Assert(err, qt.IsNil)
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out.Close()
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src.Close()
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b := newBuilder()
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b.Build(BuildCfg{})
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assertImage := func(width, height int, filename string) {
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filename = filepath.Join(workDir, "public", filename)
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f, err := b.Fs.Destination.Open(filename)
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c.Assert(err, qt.IsNil)
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defer f.Close()
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cfg, err := jpeg.DecodeConfig(f)
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c.Assert(cfg.Width, qt.Equals, width)
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c.Assert(cfg.Height, qt.Equals, height)
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}
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imgExpect := `
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Resized1: images/sunset.jpg|123|234|image/jpg|/images/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_123x234_resize_q75_box.jpg|
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Resized2: images/sunset.jpg|12|23|image/jpg|/images/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_ada4bb1a57f77a63306e3bd67286248e.jpg|
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Resized3: sunset.jpg|345|678|image/jpg|/mybundle/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_345x678_resize_q75_box.jpg|
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Resized4: sunset.jpg|34|67|image/jpg|/mybundle/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_44d8c928664d7c5a67377c6ec58425ce.jpg|
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Resized5: images/sunset.jpg|456|789|image/jpg|/images/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_456x789_resize_q75_box.jpg|
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Resized6: images/sunset.jpg|350|219|image/jpg|/images/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_350x0_resize_q75_box.a86fe88d894e5db613f6aa8a80538fefc25b20fa24ba0d782c057adcef616f56.jpg|
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`
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b.AssertFileContent(filepath.Join(workDir, "public/index.html"), imgExpect)
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assertImage(350, 219, "images/sunset_hu59e56ffff1bc1d8d122b1403d34e039f_90587_350x0_resize_q75_box.a86fe88d894e5db613f6aa8a80538fefc25b20fa24ba0d782c057adcef616f56.jpg")
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// Build it again to make sure we read images from file cache.
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b = newBuilder()
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b.Build(BuildCfg{})
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b.AssertFileContent(filepath.Join(workDir, "public/index.html"), imgExpect)
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}
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