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// Copyright 2021 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 postcss_test
import (
"fmt"
"path/filepath"
"strings"
"testing"
jww "github.com/spf13/jwalterweatherman"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/htesting"
"github.com/gohugoio/hugo/hugolib"
)
const postCSSIntegrationTestFiles = `
-- assets/css/components/a.css --
/* A comment. */
/* Another comment. */
class-in-a {
color: blue;
}
-- assets/css/components/all.css --
@import "a.css";
@import "b.css";
-- assets/css/components/b.css --
@import "a.css";
class-in-b {
color: blue;
}
-- assets/css/styles.css --
@tailwind base;
@tailwind components;
@tailwind utilities;
@import "components/all.css";
h1 {
@apply text-2xl font-bold;
}
-- config.toml --
disablekinds = ['taxonomy', 'term', 'page']
-- content/p1.md --
-- data/hugo.toml --
slogan = "Hugo Rocks!"
-- i18n/en.yaml --
hello:
other: "Hello"
-- i18n/fr.yaml --
hello:
other: "Bonjour"
-- layouts/index.html --
{{ $options := dict "inlineImports" true }}
{{ $styles := resources.Get "css/styles.css" | resources.PostCSS $options }}
Styles RelPermalink: {{ $styles.RelPermalink }}
{{ $cssContent := $styles.Content }}
Styles Content: Len: {{ len $styles.Content }}|
-- package.json --
{
"scripts": {},
"devDependencies": {
"postcss-cli": "7.1.0",
"tailwindcss": "1.2.0"
}
}
-- postcss.config.js --
console.error("Hugo Environment:", process.env.HUGO_ENVIRONMENT );
// https://github.com/gohugoio/hugo/issues/7656
console.error("package.json:", process.env.HUGO_FILE_PACKAGE_JSON );
console.error("PostCSS Config File:", process.env.HUGO_FILE_POSTCSS_CONFIG_JS );
module.exports = {
plugins: [
require('tailwindcss')
]
}
`
func TestTransformPostCSS(t *testing.T) {
if !htesting.IsCI() {
t.Skip("Skip long running test when running locally")
}
c := qt.New(t)
b := hugolib.NewIntegrationTestBuilder(
hugolib.IntegrationTestConfig{
T: c,
NeedsOsFS: true,
NeedsNpmInstall: true,
LogLevel: jww.LevelInfo,
TxtarString: postCSSIntegrationTestFiles,
}).Build()
b.AssertLogContains("Hugo Environment: production")
b.AssertLogContains(filepath.FromSlash(fmt.Sprintf("PostCSS Config File: %s/postcss.config.js", b.Cfg.WorkingDir)))
b.AssertLogContains(filepath.FromSlash(fmt.Sprintf("package.json: %s/package.json", b.Cfg.WorkingDir)))
b.AssertFileContent("public/index.html", `
Styles RelPermalink: /css/styles.css
Styles Content: Len: 770917|
`)
}
// 9880
func TestTransformPostCSSError(t *testing.T) {
if !htesting.IsCI() {
t.Skip("Skip long running test when running locally")
}
c := qt.New(t)
s, err := hugolib.NewIntegrationTestBuilder(
hugolib.IntegrationTestConfig{
T: c,
NeedsOsFS: true,
NeedsNpmInstall: true,
TxtarString: strings.ReplaceAll(postCSSIntegrationTestFiles, "color: blue;", "@apply foo;"), // Syntax error
}).BuildE()
s.AssertIsFileError(err)
c.Assert(err.Error(), qt.Contains, "a.css:4:2")
}
// #9895
func TestTransformPostCSSImportError(t *testing.T) {
if !htesting.IsCI() {
t.Skip("Skip long running test when running locally")
}
c := qt.New(t)
s, err := hugolib.NewIntegrationTestBuilder(
hugolib.IntegrationTestConfig{
T: c,
NeedsOsFS: true,
NeedsNpmInstall: true,
LogLevel: jww.LevelInfo,
TxtarString: strings.ReplaceAll(postCSSIntegrationTestFiles, `@import "components/all.css";`, `@import "components/doesnotexist.css";`),
}).BuildE()
s.AssertIsFileError(err)
c.Assert(err.Error(), qt.Contains, "styles.css:4:3")
c.Assert(err.Error(), qt.Contains, filepath.FromSlash(`failed to resolve CSS @import "css/components/doesnotexist.css"`))
}
func TestTransformPostCSSImporSkipInlineImportsNotFound(t *testing.T) {
if !htesting.IsCI() {
t.Skip("Skip long running test when running locally")
}
c := qt.New(t)
files := strings.ReplaceAll(postCSSIntegrationTestFiles, `@import "components/all.css";`, `@import "components/doesnotexist.css";`)
files = strings.ReplaceAll(files, `{{ $options := dict "inlineImports" true }}`, `{{ $options := dict "inlineImports" true "skipInlineImportsNotFound" true }}`)
s := hugolib.NewIntegrationTestBuilder(
hugolib.IntegrationTestConfig{
T: c,
NeedsOsFS: true,
NeedsNpmInstall: true,
LogLevel: jww.LevelInfo,
TxtarString: files,
}).Build()
s.AssertFileContent("public/css/styles.css", filepath.FromSlash(`@import "components/doesnotexist.css";`))
}
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