Add wasm test that input prompt using line not character buffering for stdin

.github/workflows/test-wasm.yml

@@ -11,6 +11,7 @@ concurrency:
 jobs:
   build:
     runs-on: ubuntu-latest
+    timeout-minutes: 30
     steps:
       - name: Checkout
         uses: actions/checkout@v6

test/conftest_wasm.py

@@ -34,6 +34,7 @@ def pytest_ignore_collect(collection_path: pathlib.Path) -> bool:
         "test_revlist.py",
         "test_revparse.py",
         "test_rm.py",
+        "test_showref.py",
         "test_stash.py",
         "test_status.py",
         "test_tag.py",
@@ -46,7 +47,7 @@ def run_web_server():
         cwd = pathlib.Path(__file__).parent.parent / "wasm/test"
         proc = subprocess.Popen(["npm", "run", "serve"], stdout=f, stderr=f, cwd=cwd)
         # Wait a bit until server ready to receive connections.
-        time.sleep(0.5)
+        time.sleep(1)
         yield
         proc.terminate()
 

test/test_commit.py

@@ -2,6 +2,8 @@
 
 import pytest
 
+from .conftest import GIT2CPP_TEST_WASM
+
 
 @pytest.mark.parametrize("all_flag", ["", "-A", "--all", "--no-ignore-removal"])
 def test_commit(commit_env_config, git2cpp_path, tmp_path, all_flag):
@@ -33,10 +35,20 @@ def test_commit(commit_env_config, git2cpp_path, tmp_path, all_flag):
     assert "mook_file" not in p_status_2.stdout
 
 
-@pytest.mark.parametrize("commit_msg", ["Added file", ""])
+@pytest.mark.parametrize(
+    "commit_msg_in,commit_msg_out",
+    [
+        ("Added file", "Added file"),
+        ("", ""),
+        ("ab\x7fc", "ac"),  # Check deletes previous character to prove using stdin line buffering
+    ],
+)
 def test_commit_message_via_stdin(
-    commit_env_config, git2cpp_path, tmp_path, run_in_tmp_path, commit_msg
+    commit_env_config, git2cpp_path, tmp_path, run_in_tmp_path, commit_msg_in, commit_msg_out
 ):
+    if not GIT2CPP_TEST_WASM and commit_msg_in != commit_msg_out:
+        pytest.skip("Skip stdin delete test if not using webassembly")
+
     cmd = [git2cpp_path, "init", "."]
     p_init = subprocess.run(cmd)
     assert p_init.returncode == 0
@@ -48,9 +60,11 @@ def test_commit_message_via_stdin(
     assert p_add.returncode == 0
 
     cmd_commit = [git2cpp_path, "commit"]
-    p_commit = subprocess.run(cmd_commit, text=True, capture_output=True, input=commit_msg)
+    p_commit = subprocess.run(
+        cmd_commit, text=True, capture_output=True, input=commit_msg_in + "\n"
+    )
 
-    if commit_msg == "":
+    if commit_msg_out == "":
         # No commit message
         assert p_commit.returncode != 0
         assert "Aborting, no commit message specified" in p_commit.stderr
@@ -66,4 +80,4 @@ def test_commit_message_via_stdin(
         assert "commit" in lines[0]
         assert "Author:" in lines[1]
         assert "Date" in lines[2]
-        assert commit_msg in lines[4]
+        assert commit_msg_out in lines[4]

test/test_status.py

@@ -30,6 +30,7 @@ def test_status_new_file(repo_init_with_commit, git2cpp_path, tmp_path, short_fl
     if long_flag != "":
         cmd.append(long_flag)
     p = subprocess.run(cmd, capture_output=True, cwd=tmp_path, text=True, check=True)
+    p.stdout = strip_ansi_colours(p.stdout)
 
     if (long_flag == "--long") or ((long_flag == "") & (short_flag == "")):
         assert "On branch main" in p.stdout
@@ -72,6 +73,7 @@ def test_status_add_file(repo_init_with_commit, git2cpp_path, tmp_path, short_fl
         cmd_status.append(long_flag)
     p_status = subprocess.run(cmd_status, capture_output=True, cwd=tmp_path, text=True)
     assert p_status.returncode == 0
+    p_status.stdout = strip_ansi_colours(p_status.stdout)
 
     if (long_flag == "--long") or ((long_flag == "") & (short_flag == "")):
         assert "Changes to be committed" in p_status.stdout
@@ -144,6 +146,7 @@ def test_status_rename_detection(repo_init_with_commit, git2cpp_path, tmp_path,
         cmd_status.append(short_flag)
     p = subprocess.run(cmd_status, capture_output=True, cwd=tmp_path, text=True)
     assert p.returncode == 0
+    p.stdout = strip_ansi_colours(p.stdout)
 
     # Should show as renamed, not as deleted + new file
     assert "initial.txt -> initial_renamed.txt" in p.stdout
@@ -223,6 +226,8 @@ def test_status_typechange(repo_init_with_commit, git2cpp_path, tmp_path, short_
     p = subprocess.run(cmd_status, capture_output=True, cwd=tmp_path, text=True)
 
     assert p.returncode == 0
+    p.stdout = strip_ansi_colours(p.stdout)
+
     # Should show typechange in unstaged changes
     if short_flag == "-s":
         assert " T " in p.stdout
@@ -295,6 +300,8 @@ def test_status_ahead_of_upstream(
     p = subprocess.run(cmd_status, capture_output=True, cwd=clone_path, text=True)
 
     assert p.returncode == 0
+    p.stdout = strip_ansi_colours(p.stdout)
+
     if short_flag == "-s":
         if branch_flag == "-b":
             assert "...origin/main" in p.stdout
@@ -341,6 +348,8 @@ def test_status_with_branch_and_tracking(
     p = subprocess.run(cmd_status, capture_output=True, cwd=clone_path, text=True)
 
     assert p.returncode == 0
+    p.stdout = strip_ansi_colours(p.stdout)
+
     if short_flag == "-s":
         assert "## main" in p.stdout  # "main" locally, but "master" in the CI
         assert "[ahead 1]" in p.stdout