1 files changed, 51 insertions, 0 deletions
diff --git a/internal/web/server_test.go b/internal/web/server_test.go
index 809ee59..3bb5ea7 100644
--- a/internal/web/server_test.go
+++ b/internal/web/server_test.go
@@ -232,6 +232,57 @@ func TestServer(t *testing.T) {
 	})
 }
 
+func TestReaderDefault(t *testing.T) {
+	srv := NewServer(config.Default())
+	rec := httptest.NewRecorder()
+	srv.ServeHTTP(rec, httptest.NewRequest("GET", "/reader", nil))
+	if rec.Code != 200 {
+		t.Fatalf("status %d", rec.Code)
+	}
+	body := rec.Body.String()
+	if !strings.Contains(body, `id="reader-root"`) || !strings.Contains(body, `id="pane"`) {
+		t.Errorf("reader page missing root/pane")
+	}
+	if !strings.Contains(body, "Genesis") { // book <option> label (en dialect)
+		t.Errorf("book options missing Genesis")
+	}
+}
+
+func TestReaderPassage(t *testing.T) {
+	srv := NewServer(config.Default())
+	rec := httptest.NewRecorder()
+	srv.ServeHTTP(rec, httptest.NewRequest("GET", "/reader?book=John&chap=3&v=wuj", nil))
+	if rec.Code != 200 {
+		t.Fatalf("status %d", rec.Code)
+	}
+	if b := rec.Body.String(); !strings.Contains(b, "John 3") || !strings.Contains(b, "3:16") {
+		t.Errorf("passage missing heading/verse")
+	}
+}
+
+func TestReaderCompareAndBTFilter(t *testing.T) {
+	srv := NewServer(config.Default())
+	rec := httptest.NewRecorder()
+	// bt must be dropped (no corpus); wuj+vul compared side by side.
+	srv.ServeHTTP(rec, httptest.NewRequest("GET", "/reader?book=John&chap=3&v=bt&v=wuj&v=vul&display=vertical", nil))
+	if rec.Code != 200 {
+		t.Fatalf("status %d", rec.Code)
+	}
+	b := rec.Body.String()
+	if !strings.Contains(b, "display-vertical") {
+		t.Errorf("vertical compare layout missing")
+	}
+}
+
+func TestReaderInvalidBook(t *testing.T) {
+	srv := NewServer(config.Default())
+	rec := httptest.NewRecorder()
+	srv.ServeHTTP(rec, httptest.NewRequest("GET", "/reader?book=Nonsense", nil))
+	if rec.Code != 200 { // defaults to the first book, never 500
+		t.Errorf("invalid book status %d want 200", rec.Code)
+	}
+}
+
 // TestRenderOrErrorNoSectionsLang checks the "no readings at all for this
 // day" fragment (finding §1) follows lang instead of always being Polish.
 func TestRenderOrErrorNoSectionsLang(t *testing.T) {