add some more slnx tests

Author: IOBYTE

test/cli/project_test.py

@@ -147,6 +147,40 @@ def test_slnx_no_xml_root(tmpdir):
     __test_project_error(tmpdir, "slnx", content, expected)
 
 
+def test_sln_no_projects(tmpdir):
+    content = "\xEF\xBB\xBF\r\n" \
+              '<?xml version="1.0" encoding="UTF-8"?>\r\n' \
+              "<Solution>\r\n" \
+              "  <Configurations>\r\n" \
+              '    <Platform Name="x64" />\r\n' \
+              '    <Platform Name="x86" />\r\n' \
+              "  </Configurations>\r\n" \
+              "</Solution>\r\n"
+
+    expected = "no projects found in Visual Studio solution file"
+
+    __test_project_error(tmpdir, "slnx", content, expected)
+
+
+def test_slnx_project_file_not_found(tmpdir):
+    content = "\xEF\xBB\xBF\r\n" \
+              '<?xml version="1.0" encoding="UTF-8"?>\r\n' \
+              "<Solution>\r\n" \
+              "  <Configurations>\r\n" \
+              '    <Platform Name="x64" />\r\n' \
+              '    <Platform Name="x86" />\r\n' \
+              "  </Configurations>\r\n" \
+              '  <Project Path="test.vcxproj" />\r\n' \
+              "</Solution>\r\n"
+
+    expected = "Visual Studio project file is not a valid XML - XML_ERROR_FILE_NOT_FOUND\n" \
+               "cppcheck: error: failed to load '{}' from Visual Studio solution".format(os.path.join(tmpdir, "test.vcxproj"))
+    if sys.platform == "win32":
+        expected = expected.replace('\\', '/')
+
+    __test_project_error(tmpdir, "slnx", content, expected)
+
+
 def test_vcxproj_no_xml_root(tmpdir):
     content = '<?xml version="1.0" encoding="utf-8"?>'