Add non-regression tests

Signed-off-by: Julien Jerphanion <[email protected]>

libmamba/tests/src/util/test_url.cpp

@@ -293,6 +293,22 @@ namespace
             REQUIRE(url.host(URL::Decode::no) != "mamba%f0%9f%86%92%f0%9f%94%ac.org");
         }
 
+        SECTION("https://conda.anaconda.org/conda-forge/linux-64/x264-1!164.3095-h166bdaf_2.tar.bz2")
+        {
+            // Non-regression test for: https://github.com/mamba-org/mamba/issues/3737
+            // Check that the `!` character is not encoded
+            const URL url = URL::parse(
+                                "https://conda.anaconda.org/conda-forge/linux-64/x264-1!164.3095-h166bdaf_2.tar.bz2"
+            )
+                                .value();
+            REQUIRE(
+                url.path(URL::Decode::no) == "/conda-forge/linux-64/x264-1!164.3095-h166bdaf_2.tar.bz2"
+            );
+            REQUIRE(
+                url.path(URL::Decode::yes) == "/conda-forge/linux-64/x264-1!164.3095-h166bdaf_2.tar.bz2"
+            );
+        }
+
         SECTION("file://C:/Users/wolfv/test/document.json")
         {
             if (on_win)

micromamba/tests/test_create.py

@@ -1575,3 +1575,16 @@ def test_update_spec_list(tmp_path):
     out = helpers.create("-p", env_prefix, "-f", env_spec_file, "--dry-run")
 
     assert update_specs_list in out.replace("\r", "")
+
+
+def test_non_url_encoding(tmp_path):
+    # Non-regression test for https://github.com/mamba-org/mamba/issues/3737
+    env_prefix = tmp_path / "env-non_url_encoding"
+
+    out = helpers.create("--dry-run", "--json", "x264>=1!0", "-p", env_prefix)
+
+    # Check that the URL of the build of x264 is not encoded.
+    non_encoded_url_start = "https://conda.anaconda.org/conda-forge/linux-64/x264-1!"
+
+    x264_package = next(pkg for pkg in out["actions"]["LINK"] if pkg["name"] == "x264")
+    assert x264_package["url"].startswith(non_encoded_url_start)