75 lines
1.8 KiB
Go
75 lines
1.8 KiB
Go
package static
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import (
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"io/fs"
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"strings"
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"testing"
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)
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func TestEmbed(t *testing.T) {
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scenarios := []struct {
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path string
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shouldExist bool
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expectedContainString string
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}{
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{
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path: "index.html",
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shouldExist: true,
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expectedContainString: "</body>",
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},
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{
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path: "favicon.ico",
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shouldExist: true,
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expectedContainString: "", // not checking because it's an image
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},
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{
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path: "img/logo.svg",
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shouldExist: true,
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expectedContainString: "</svg>",
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},
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{
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path: "css/app.css",
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shouldExist: true,
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expectedContainString: "background-color",
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},
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{
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path: "js/app.js",
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shouldExist: true,
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expectedContainString: "function",
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},
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{
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path: "js/chunk-vendors.js",
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shouldExist: true,
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expectedContainString: "function",
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},
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{
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path: "file-that-does-not-exist.html",
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shouldExist: false,
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},
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}
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staticFileSystem, err := fs.Sub(FileSystem, RootPath)
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if err != nil {
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t.Fatal(err)
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}
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for _, scenario := range scenarios {
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t.Run(scenario.path, func(t *testing.T) {
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content, err := fs.ReadFile(staticFileSystem, scenario.path)
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if !scenario.shouldExist {
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if err == nil {
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t.Errorf("%s should not have existed", scenario.path)
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}
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} else {
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if err != nil {
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t.Errorf("opening %s should not have returned an error, got %s", scenario.path, err.Error())
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}
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if len(content) == 0 {
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t.Errorf("%s should have existed in the static FileSystem, but was empty", scenario.path)
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}
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if !strings.Contains(string(content), scenario.expectedContainString) {
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t.Errorf("%s should have contained %s, but did not", scenario.path, scenario.expectedContainString)
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}
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}
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})
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}
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}
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