diff --git a/qa/common/CMakeLists.txt b/qa/common/CMakeLists.txt
index 1fafa607cb..54a6d3fb73 100644
--- a/qa/common/CMakeLists.txt
+++ b/qa/common/CMakeLists.txt
@@ -45,7 +45,7 @@ set( common_srcs
 
     libeval/test_numeric_evaluator.cpp
 
-    plugin/altium/test_altium_parser.cpp
+    plugins/altium/test_altium_parser.cpp
 
     view/test_zoom_controller.cpp
 )
diff --git a/qa/common/plugin/altium/test_altium_parser.cpp b/qa/common/plugins/altium/test_altium_parser.cpp
similarity index 99%
rename from qa/common/plugin/altium/test_altium_parser.cpp
rename to qa/common/plugins/altium/test_altium_parser.cpp
index 5c2cdd68a6..11f8bd3652 100644
--- a/qa/common/plugin/altium/test_altium_parser.cpp
+++ b/qa/common/plugins/altium/test_altium_parser.cpp
@@ -22,7 +22,7 @@
  */
 
 /**
- * @file test_altium_parserr.cpp
+ * @file test_altium_parser.cpp
  * Test suite for #ALTIUM_PARSER
  */
 
diff --git a/qa/eeschema/CMakeLists.txt b/qa/eeschema/CMakeLists.txt
index daa3632a83..5d4c488c9b 100644
--- a/qa/eeschema/CMakeLists.txt
+++ b/qa/eeschema/CMakeLists.txt
@@ -48,6 +48,8 @@ set( QA_EESCHEMA_SRCS
     ${CMAKE_SOURCE_DIR}/qa/common/test_format_units.cpp
     ${CMAKE_SOURCE_DIR}/qa/common/test_array_options.cpp
 
+    sch_plugins/altium/test_altium_parser_sch.cpp
+
     test_eagle_plugin.cpp
     test_lib_arc.cpp
     test_lib_part.cpp
diff --git a/qa/eeschema/sch_plugins/altium/test_altium_parser_sch.cpp b/qa/eeschema/sch_plugins/altium/test_altium_parser_sch.cpp
new file mode 100644
index 0000000000..9e152b7839
--- /dev/null
+++ b/qa/eeschema/sch_plugins/altium/test_altium_parser_sch.cpp
@@ -0,0 +1,107 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2021 KiCad Developers, see CHANGELOG.TXT for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+/**
+ * @file test_altium_parser_sch.cpp
+ * Test suite for #ALTIUM_PARSER_SCH
+ */
+
+#include <unit_test_utils/unit_test_utils.h>
+
+#include <eeschema/sch_plugins/altium/altium_parser_sch.h>
+
+// Function declarations of private methods to test
+int PropertiesReadKiCadUnitFrac( const std::map<wxString, wxString>& aProperties,
+                                 const wxString&                     aKey );
+
+
+struct ALTIUM_PARSER_SCH_FIXTURE
+{
+    ALTIUM_PARSER_SCH_FIXTURE() {}
+};
+
+
+/**
+ * Declares the struct as the Boost test fixture.
+ */
+BOOST_FIXTURE_TEST_SUITE( AltiumParserSch, ALTIUM_PARSER_SCH_FIXTURE )
+
+struct ALTIUM_TO_KICAD_UNIT_FRAC_CASE
+{
+    wxString input;
+    wxString input_frac;
+    int      exp_result;
+};
+
+/**
+ * A list of valid internal unit conversation factors
+ */
+static const std::vector<ALTIUM_TO_KICAD_UNIT_FRAC_CASE> altium_to_kicad_unit_frac = {
+    // Some simple values
+    { "0", "0", 0 },
+    { "1", "0", 2540 },
+    { "2", "0", 5080 },
+    { "-1", "0", -2540 },
+    { "-2", "0", -5080 },
+    // Decimal Places
+    { "0", "1", 0 },
+    { "0", "10", 0 },
+    { "0", "100", 2 },
+    { "0", "1000", 25 },
+    { "0", "10000", 254 },
+    { "1", "10000", 2794 },
+    { "0", "-1", 0 },
+    { "0", "-10", 0 },
+    { "0", "-100", -2 },
+    { "0", "-1000", -25 },
+    { "0", "-10000", -254 },
+    { "-1", "-10000", -2794 },
+    // Edge Cases
+    // Clamp bigger values
+    // imperial rounded units as input
+    // metric rounded units as input
+};
+
+/**
+ * Test conversation from Altium internal units into KiCad internal units using properties with FRAC
+ */
+BOOST_AUTO_TEST_CASE( PropertiesReadKiCadUnitFracConversation )
+{
+    for( const auto& c : altium_to_kicad_unit_frac )
+    {
+        BOOST_TEST_CONTEXT(
+                wxString::Format( wxT( "%s FRAC %s -> %i" ), c.input, c.input_frac, c.exp_result ) )
+        {
+            std::map<wxString, wxString> properties = { { "TEST", c.input },
+                                                        { "TEST_FRAC", c.input_frac } };
+
+            int result = PropertiesReadKiCadUnitFrac( properties, "TEST" );
+
+            // These are all valid
+            BOOST_CHECK_EQUAL( result, c.exp_result );
+        }
+    }
+}
+
+
+BOOST_AUTO_TEST_SUITE_END()