print as html

cmd/any2anexoj-cli/main_test.go

@@ -139,6 +139,37 @@ func TestRunWithIO_NoStateFileByDefault(t *testing.T) {
 	}
 }
 
+// TestRunWithIO_HTMLFormat verifies that --format html produces a complete
+// HTML document on stdout starting with the DOCTYPE declaration.
+func TestRunWithIO_HTMLFormat(t *testing.T) {
+	resetFlags(t)
+	t.Cleanup(func() { resetFlags(t) })
+
+	if err := pflag.Set("format", "html"); err != nil {
+		t.Fatalf("set format flag: %v", err)
+	}
+
+	var stdout bytes.Buffer
+	if err := runWithStdin(t, trading212SampleCSV, &stdout); err != nil {
+		t.Fatalf("runWithIO returned an error: %v\nstdout: %s", err, stdout.String())
+	}
+
+	got := stdout.String()
+	if !strings.HasPrefix(got, "<!DOCTYPE html>") {
+		t.Errorf("expected HTML output to start with <!DOCTYPE html>; got prefix: %q",
+			got[:min(len(got), 64)])
+	}
+	if !strings.Contains(got, "table-responsive") {
+		t.Errorf("expected output to contain Bootstrap table-responsive wrapper")
+	}
+	if !strings.Contains(got, "table-striped") {
+		t.Errorf("expected output to contain Bootstrap table-striped class")
+	}
+	if !strings.Contains(got, "</html>") {
+		t.Errorf("expected output to end with </html>")
+	}
+}
+
 // TestRunWithIO_UnsupportedPlatformForPersistence verifies that using
 // --state-file with an unknown platform surfaces a clear error rather than
 // silently falling back to EphemeralStore.