[librsvg: 12/53] Move the "no svg root" test to Rust

[Federico Mena Quintero <federico src gnome org>]

commit cf90149ad9e376b8d5b0effac45b9ced8f5fef3b
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Oct 13 17:48:48 2020 -0500

    Move the "no svg root" test to Rust

 Cargo.lock                                    |  1 +
 librsvg_crate/Cargo.toml                      |  1 +
 librsvg_crate/tests/standalone/bugs.rs        | 12 +++++++++++-
 tests/errors.c                                |  5 -----
 tests/fixtures/errors/335-non-svg-element.svg |  1 -
 5 files changed, 13 insertions(+), 7 deletions(-)
---
diff --git a/Cargo.lock b/Cargo.lock
index 2a46254e..001703e2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -769,6 +769,7 @@ dependencies = [
  "cairo-rs",
  "gio",
  "glib",
+ "matches",
  "rgb",
  "rsvg_internals",
  "url",
diff --git a/librsvg_crate/Cargo.toml b/librsvg_crate/Cargo.toml
index b0ff0698..435334eb 100644
--- a/librsvg_crate/Cargo.toml
+++ b/librsvg_crate/Cargo.toml
@@ -17,5 +17,6 @@ url = "2"
 
 [dev-dependencies]
 cairo-rs = { version = "0.8.0", features = ["png", "pdf", "svg"] }
+matches = "0.1"
 rgb = { version="0.8", features=["argb"] }
 rsvg_internals = { path = "../rsvg_internals" }
diff --git a/librsvg_crate/tests/standalone/bugs.rs b/librsvg_crate/tests/standalone/bugs.rs
index c4de96ec..3e5a9eec 100644
--- a/librsvg_crate/tests/standalone/bugs.rs
+++ b/librsvg_crate/tests/standalone/bugs.rs
@@ -1,9 +1,19 @@
 use cairo;
-
+use librsvg::LoadingError;
+use matches::matches;
 use rsvg_internals::surface_utils::shared_surface::{SharedImageSurface, SurfaceType};
 
 use crate::utils::{compare_to_surface, load_svg, render_document, SurfaceSize};
 
+// https://gitlab.gnome.org/GNOME/librsvg/issues/335
+#[test]
+fn non_svg_root() {
+    assert!(matches!(
+        load_svg(b"<x></x>"),
+        Err(LoadingError::RootElementIsNotSvg)
+    ));
+}
+
 // https://gitlab.gnome.org/GNOME/librsvg/issues/496
 #[test]
 fn inf_width() {
diff --git a/tests/errors.c b/tests/errors.c
index 540a51bf..ae439cba 100644
--- a/tests/errors.c
+++ b/tests/errors.c
@@ -69,11 +69,6 @@ main (int argc, char **argv)
 {
     g_test_init (&argc, &argv, NULL);
 
-    g_test_add_data_func_full ("/errors/non_svg_element",
-                               "335-non-svg-element.svg",
-                               test_loading_error,
-                               NULL);
-
     g_test_add_data_func_full ("/errors/instancing_limit/323-nested-use.svg",
                                "323-nested-use.svg",
                                test_instancing_limit,