精简后的项目：仅保留 api/ui 源码、文档、构建依赖

api/test_utils/env_test.go

@@ -0,0 +1,23 @@
+package test_utils
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestPathFromAPIRoot(t *testing.T) {
+	tests := []struct {
+		paths []string
+		want  string
+	}{
+		{[]string{"server.go"}, "/api/server.go"},
+		{[]string{"scanner", "..", "server.go"}, "/api/server.go"},
+		{[]string{"scanner", "scanner_test.go"}, "/api/scanner/scanner_test.go"},
+	}
+
+	for _, tc := range tests {
+		if got, want := PathFromAPIRoot(tc.paths...), tc.want; !strings.HasSuffix(got, want) {
+			t.Fatalf("PathFromAPIRoot(%v) = %q, want a suffix: %q", tc.paths, got, want)
+		}
+	}
+}