feat: add configurable operator appearance and layout

tests/MBN_STOCK_WEBVIEW.LegacyWeb.Tests/LegacyOperatorFeedbackWebContractTests.cs

@@ -0,0 +1,89 @@
+namespace MBN_STOCK_WEBVIEW.LegacyWeb.Tests;
+
+public sealed class LegacyOperatorFeedbackWebContractTests
+{
+    private static readonly string App = File.ReadAllText(Path.Combine(
+        FindRepositoryRoot(),
+        "src",
+        "MBN_STOCK_WEBVIEW.LegacyParityApp",
+        "Web",
+        "app.js"));
+
+    [Fact]
+    public void StockSearchFeedbackStaysConciseAndUsesNativeState()
+    {
+        var feedback = Slice(
+            App,
+            "function renderStockSearchMeta(state)",
+            "function pointerPosition(event)");
+
+        Assert.Contains("state.isBusy === true", feedback, StringComparison.Ordinal);
+        Assert.Contains("label = \"검색 중\"", feedback, StringComparison.Ordinal);
+        Assert.Contains("String(results.length) + \"건\"", feedback,
+            StringComparison.Ordinal);
+        Assert.Contains("row.index === state.selectedStockIndex", feedback,
+            StringComparison.Ordinal);
+        Assert.Contains("selected.displayName", feedback, StringComparison.Ordinal);
+        Assert.Contains("stockSearchMeta.hidden = label.length === 0", feedback,
+            StringComparison.Ordinal);
+        Assert.Contains("stockResults.dataset.emptyLabel = \"결과 없음\"", feedback,
+            StringComparison.Ordinal);
+        Assert.Contains("delete stockResults.dataset.emptyLabel", feedback,
+            StringComparison.Ordinal);
+    }
+
+    [Fact]
+    public void EmptyCutFeedbackDistinguishesStockSelectionAndClearsWhenRowsReturn()
+    {
+        var cuts = Slice(App, "function renderCuts(state)", "cutList.addEventListener");
+
+        Assert.Contains("state.cutRows.length === 0", cuts, StringComparison.Ordinal);
+        Assert.Contains("Number.isInteger(state.selectedStockIndex)", cuts,
+            StringComparison.Ordinal);
+        Assert.Contains("? \"컷 없음\"", cuts, StringComparison.Ordinal);
+        Assert.Contains(": \"종목을 선택하세요\"", cuts, StringComparison.Ordinal);
+        Assert.Contains("delete cutList.dataset.emptyLabel", cuts,
+            StringComparison.Ordinal);
+    }
+
+    [Fact]
+    public void GlobalBusyFeedbackDoesNotMislabelEveryOperationAsSearch()
+    {
+        var render = Slice(App, "function render(state)",
+            "Object.keys(operatorFolderControls)");
+
+        Assert.Contains("document.body.classList.toggle(\"busy\", isBusy)", render,
+            StringComparison.Ordinal);
+        Assert.Contains("document.body.setAttribute(\"aria-busy\"", render,
+            StringComparison.Ordinal);
+        Assert.Contains("renderStockResults(state);\n    renderStockSearchMeta(state);", render,
+            StringComparison.Ordinal);
+        Assert.Contains("isBusy ? \"처리 중\"", render, StringComparison.Ordinal);
+        Assert.DoesNotContain("종목을 검색하고 있습니다.", render, StringComparison.Ordinal);
+    }
+
+    private static string Slice(string source, string startMarker, string endMarker)
+    {
+        var start = source.IndexOf(startMarker, StringComparison.Ordinal);
+        Assert.True(start >= 0, $"Missing start marker: {startMarker}");
+        var end = source.IndexOf(endMarker, start, StringComparison.Ordinal);
+        Assert.True(end > start, $"Missing end marker: {endMarker}");
+        return source[start..end];
+    }
+
+    private static string FindRepositoryRoot()
+    {
+        var directory = new DirectoryInfo(AppContext.BaseDirectory);
+        while (directory is not null)
+        {
+            if (File.Exists(Path.Combine(directory.FullName, "MBN_STOCK_WEBVIEW.sln")))
+            {
+                return directory.FullName;
+            }
+
+            directory = directory.Parent;
+        }
+
+        throw new DirectoryNotFoundException("Repository root could not be located.");
+    }
+}