63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
package main
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import (
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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func TestGenerateStylesConcatenatesSourcesInOrder(t *testing.T) {
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root := t.TempDir()
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uiDir := filepath.Join(root, "internal", "web", "ui")
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catalogDir := filepath.Join(uiDir, "catalog")
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if err := os.MkdirAll(catalogDir, 0o755); err != nil {
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t.Fatalf("mkdir css dirs: %v", err)
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}
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sources := map[string]string{
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filepath.Join(uiDir, "base.css"): "/* base */\n.base { color: red; }\n",
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filepath.Join(catalogDir, "catalog.css"): "/* catalog */\n.catalog-page { color: green; }\n",
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filepath.Join(uiDir, "button.css"): "/* button */\n.ui-button { color: blue; }\n",
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}
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for path, body := range sources {
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if err := os.WriteFile(path, []byte(body), 0o644); err != nil {
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t.Fatalf("write %s: %v", path, err)
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}
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}
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outputPath := filepath.Join(root, "static", "styles.css")
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sourcePaths := []string{
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filepath.Join(uiDir, "base.css"),
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filepath.Join(catalogDir, "catalog.css"),
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filepath.Join(uiDir, "button.css"),
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}
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if err := generateStyles(sourcePaths, outputPath); err != nil {
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t.Fatalf("generate styles: %v", err)
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}
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content, err := os.ReadFile(outputPath)
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if err != nil {
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t.Fatalf("read output: %v", err)
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}
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got := string(content)
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for _, want := range []string{
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"/* base */",
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".base { color: red; }",
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"/* catalog */",
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".catalog-page { color: green; }",
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"/* button */",
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".ui-button { color: blue; }",
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} {
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if !strings.Contains(got, want) {
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t.Fatalf("expected %q in %q", want, got)
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}
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}
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if strings.Index(got, "/* base */") > strings.Index(got, "/* catalog */") {
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t.Fatalf("expected base.css before catalog.css, got %q", got)
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}
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if strings.Index(got, "/* catalog */") > strings.Index(got, "/* button */") {
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t.Fatalf("expected catalog.css before button.css, got %q", got)
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}
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}
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