Added test cases for testing edge cases for .NET binaries (#90)

Co-authored-by: Ladislav Zezula <ladislav.zezula@avast.com>

tools/fileinfo/bugs/dot-net-edge-cases/test.py

@@ -0,0 +1,31 @@
+from regression_tests import *
+
+class DotNetEdgeCaseTest1(Test):
+    settings = TestSettings(
+        tool='fileinfo',
+        args='--json --verbose',
+        input=['DotNetSample32.exe_', 'DotNetSample32_NoDataDir.exe_']
+    )
+
+    def test_is_dotnet(self):
+        assert self.fileinfo.succeeded
+        self.assertEqual(self.fileinfo.output['fileFormat'], 'PE')
+        self.assertEqual(self.fileinfo.output['languages'][0]['name'], 'CIL/.NET')
+        self.assertTrue(self.fileinfo.output['languages'][0]['bytecode'])
+        self.assertEqual(self.fileinfo.output['dotnetInfo']['runtimeVersion'], '2.5')
+        self.assertEqual(self.fileinfo.output['dotnetInfo']['moduleVersionId'], 'e843efa5-5493-4098-8cd4-aa9a386da08e')
+        self.assertEqual(self.fileinfo.output['dotnetInfo']['classes'][0]['fullyQualifiedName'], 'TestNetAppForms.Program')
+
+class DotNetEdgeCaseTest2(Test):
+    settings = TestSettings(
+        tool='fileinfo',
+        args='--json --verbose',
+        input=['TestDotNetInResources32.exe_', 'TestDotNetInResources64.exe_']
+    )
+
+    def test_is_not_dotnet(self):
+        assert self.fileinfo.succeeded
+        self.assertEqual(self.fileinfo.output['fileFormat'], 'PE')
+        self.assertFalse('languages' in self.fileinfo.output)
+        self.assertFalse('dotnetInfo' in self.fileinfo.output)
+