Merge mature Profile editor with contextual Help

internal/tui/help_dialog_test.go

@@ -1,6 +1,7 @@
 package tui
 
 import (
+	"fmt"
 	"strings"
 	"testing"
 
@@ -333,3 +334,51 @@ func TestCompleteModelFooterHintsMatchContextAndAcceptedKeys(t *testing.T) {
 		close(updates)
 	})
 }
+
+func TestCompleteModelHelpOverEditorPreservesFieldCursorPreviewAndResizeState(t *testing.T) {
+	module := &profileManagementModule{}
+	model := openNewProfileEditor(t, module)
+	model = updateRunes(model, "office")
+	model = updateKey(model, "tab")
+	model = updateRunes(model, "http://proxy.example:8080")
+	model = updateKey(model, "tab")
+	items := make([]string, 24)
+	for i := range items {
+		items[i] = fmt.Sprintf("host-%02d.example", i)
+	}
+	model = updateRunes(model, strings.Join(items, ","))
+	for range 7 {
+		model = editorKey(model, tea.KeyLeft)
+	}
+	for range 3 {
+		model = updateKey(model, "pgdown")
+	}
+
+	field := model.form.field
+	cursor := model.form.inputs[field].input.Position()
+	previewLine := model.form.bypassPreviewLine
+	values := make([]string, len(model.form.inputs))
+	for i := range model.form.inputs {
+		values[i] = model.form.inputs[i].input.Value()
+	}
+	if previewLine == 0 {
+		t.Fatal("fixture did not scroll the Bypass preview")
+	}
+
+	model = updateKey(model, "?")
+	model = updateKey(model, "pgdown")
+	model = resize(model, 60, 16)
+	model = resize(model, 120, 36)
+	model = resize(model, 80, 24)
+	model = updateKey(model, "esc")
+
+	if model.page != formPage || model.form.field != field || model.form.inputs[field].input.Position() != cursor || model.form.bypassPreviewLine != previewLine {
+		t.Fatalf("Help or resize changed editor state: page=%d field=%d cursor=%d preview=%d", model.page, model.form.field, model.form.inputs[field].input.Position(), model.form.bypassPreviewLine)
+	}
+	for i := range values {
+		if got := model.form.inputs[i].input.Value(); got != values[i] {
+			t.Fatalf("Help or resize changed field %d: got %q want %q", i, got, values[i])
+		}
+	}
+	assertUsableFrame(t, model.View(), 80, 24, "> Bypass [focused]", "PgUp/PgDn: scroll form preview")
+}