Sneaked in a few last minute bug fixes for table mode.

internal/reader/tracking_test.go

@@ -81,6 +81,33 @@ func TestTrackingCycleDefaultsAndReview(t *testing.T) {
 	}
 }
 
+func TestTableHeadersAfterCommandOutputAndExplicitClear(t *testing.T) {
+	r := New()
+	r.Update(fixture("$ free -h", "", "", "", ""))
+	r.Configure_tracking("table")
+	next := fixture("$ free -h", "      total used", "Mem:     12    3", "Swap:     4    0", "$ ")
+	next.Y = 4
+	if output := r.Update(next); len(output) == 0 || r.review.Active() {
+		t.Fatal("table placement suppressed automatic output or entered review early", output)
+	}
+	if got := r.Command(command.CurrentWord).Text; got != "Mem: Column 1" {
+		t.Fatal("review did not start at first data cell", got)
+	}
+	if got := r.Command(command.NextWord).Text; got != "12 total" {
+		t.Fatal("command output headers were not available through reader dispatch", got)
+	}
+	r.Clear_marks()
+	if got := r.Command(command.CurrentWord).Text; got != "12 Column 2" {
+		t.Fatal("reader clear did not clear headers", got)
+	}
+	r.Command(command.PreviousLine)
+	r.Set_mark()
+	r.Command(command.NextLine)
+	if got := r.Command(command.CurrentWord).Text; got != "12 total" {
+		t.Fatal("manual selection after clear failed through reader dispatch", got)
+	}
+}
+
 func TestHighlightSelectionAndSuppression(t *testing.T) {
 	selected := screen.Attribute{Foreground: 7, Background: 4}
 	base := fixture("First message", "Second message", "Third message", "status")