From 0c5a0f9dad06a926937a259e2188f4d9696f576a Mon Sep 17 00:00:00 2001
From: Jose Tomas Robles Hahn <jtrh.noreply@jtrh.com>
Date: Mon, 14 Sep 2020 21:37:33 -0300
Subject: [PATCH 1/2] rtc.constants: Add `RolContribuyenteEnCesion`

This commit was taken from
https://github.com/fyntex/lib-cl-sii-api-python/commit/0bafb09711cfe1695e27f82eeeb8686b8f8626d3#diff-702a40cd2145a7ff3e38e762920368f9.
---
 cl_sii/rtc/constants.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 cl_sii/rtc/constants.py

diff --git a/cl_sii/rtc/constants.py b/cl_sii/rtc/constants.py
new file mode 100644
index 00000000..ee032d3d
--- /dev/null
+++ b/cl_sii/rtc/constants.py
@@ -0,0 +1,18 @@
+import enum
+
+
+@enum.unique
+class RolContribuyenteEnCesion(enum.Enum):
+
+    """
+    "Rol" of "contribuyente" in a "cesion".
+    """
+
+    CEDENTE = 'CEDENTE'
+    """Cesiones en las que el contribuyente ha sido cedente i.e. ha cedido"""
+
+    CESIONARIO = 'CESIONARIO'
+    """Cesiones en las que el contribuyente ha sido cesionario i.e. le han cedido"""
+
+    DEUDOR = 'DEUDOR'
+    """Cesiones de DTEs en que el contribuyente es el deudor."""

From 1675ade4c22600d60d77064d9ed63fcc6f6ca594 Mon Sep 17 00:00:00 2001
From: Jose Tomas Robles Hahn <jtrh.noreply@jtrh.com>
Date: Mon, 14 Sep 2020 21:43:09 -0300
Subject: [PATCH 2/2] rtc.constants: Add `TIPO_DTE_CEDIBLES`

The collection of "tipo DTE" for which it is possible to "ceder" a "DTE".

This commit was taken from
https://github.com/fyntex/lib-cl-sii-api-python/commit/8a4fef80ca0ee397d7d72f28a1580832629266d0.
---
 cl_sii/rtc/constants.py     | 24 ++++++++++++++++++++++++
 tests/test_rtc_constants.py | 15 +++++++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 tests/test_rtc_constants.py

diff --git a/cl_sii/rtc/constants.py b/cl_sii/rtc/constants.py
index ee032d3d..73ce4909 100644
--- a/cl_sii/rtc/constants.py
+++ b/cl_sii/rtc/constants.py
@@ -1,4 +1,28 @@
 import enum
+from typing import FrozenSet
+
+from cl_sii.dte.constants import TipoDteEnum
+
+
+# The collection of "tipo DTE" for which it is possible to "ceder" a "DTE".
+#   They are defined in a document and also an XML schema.
+#   - Document "Formato Archivo Electrónico de Cesión (AEC)"
+#     (http://www.sii.cl/factura_electronica/cesion.pdf) are:
+#     > Sólo códigos 33, 34, 46 y 43
+#   - XML element 'CesionDefType/DocumentoCesion/IdDTE/TipoDTE'
+#     - description: "Tipo de DTE"
+#     - XML type: 'SiiDte:DTEFacturasType'
+#     - source:
+#       https://github.com/fyntex/lib-cl-sii-python/blob/7e1c4b52/cl_sii/data/ref/factura_electronica/schemas-xml/Cesion_v10.xsd#L38-L42
+#   - XML type 'SiiDte:DTEFacturasType' in official schema 'SiiTypes_v10.xsd'
+#     - source:
+#       https://github.com/fyntex/lib-cl-sii-python/blob/7e1c4b52/cl_sii/data/ref/factura_electronica/schemas-xml/SiiTypes_v10.xsd#L100-L126
+TIPO_DTE_CEDIBLES: FrozenSet[TipoDteEnum] = frozenset({
+    TipoDteEnum.FACTURA_ELECTRONICA,
+    TipoDteEnum.FACTURA_NO_AFECTA_O_EXENTA_ELECTRONICA,
+    TipoDteEnum.FACTURA_COMPRA_ELECTRONICA,
+    TipoDteEnum.LIQUIDACION_FACTURA_ELECTRONICA,
+})
 
 
 @enum.unique
diff --git a/tests/test_rtc_constants.py b/tests/test_rtc_constants.py
new file mode 100644
index 00000000..89b3f277
--- /dev/null
+++ b/tests/test_rtc_constants.py
@@ -0,0 +1,15 @@
+import unittest
+
+from cl_sii.rtc.constants import TIPO_DTE_CEDIBLES
+
+
+class TipoDteCediblesTest(unittest.TestCase):
+
+    # For 'TIPO_DTE_CEDIBLES'
+
+    def test_all_are_factura(self) -> None:
+        for element in TIPO_DTE_CEDIBLES:
+            self.assertTrue(element.is_factura)
+
+    # TODO: implement test that check that the values correspond to those defined in
+    #   XML type 'SiiDte:DTEFacturasType' in official schema 'SiiTypes_v10.xsd'.