diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..fe1b247
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,35 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-22.04
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install dependencies
+      run: |
+        export DEBIAN_FRONTEND=noninteractive
+        sudo apt-get clean && sudo apt-get update
+        python --version
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+        pip install -r requirements_indexer.txt
+        pip install nose2 black flake8
+    - name: Setup Node.js
+      uses: actions/setup-node@v3
+      with:
+        node-version: '18'
+    - name: Test
+      run: |
+        nose2
+    - name: black
+      run: |
+        black --check .
+    - name: flake8
+      run: |
+        flake8 . --ignore E501,W503,E203,E722,E402
diff --git a/tests/__pycache__/testglossarysql.cpython-311.pyc b/tests/__pycache__/testglossarysql.cpython-311.pyc
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index 0000000..049c5f5
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diff --git a/tests/__pycache__/testindexcreator.cpython-311.pyc b/tests/__pycache__/testindexcreator.cpython-311.pyc
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diff --git a/tests/data/index_data.json b/tests/data/index_data.json
new file mode 100644
index 0000000..c06d60b
--- /dev/null
+++ b/tests/data/index_data.json
@@ -0,0 +1,20 @@
+[
+    {
+        "s": " - Reserved. \n You cannot use this name. Choose Another \n",
+        "t": " - est\u00e0 reservat. \n No podeu utilitzar aquest nom. Escolliu-ne un altre \n",
+        "c": "Source: /abiword-ca.po from project 'Abiword'\r\nDLG_Styles_ErrNotTitle2",
+        "x": "context",
+        "pi": "abiword",
+        "pn": "Abiword",
+        "sc": true
+    },
+    {
+        "s": "% of normal size",
+        "t": "% de la mida normal",
+        "c": "Source: /abiword-ca.po from project 'Abiword'\r\nDLG_PageSetup_Percent",
+        "x": null,
+        "pi": "abiword",
+        "pn": "Abiword",
+        "sc": true
+    }
+]
diff --git a/tests/models-tests/__pycache__/testpagination.cpython-311.pyc b/tests/models-tests/__pycache__/testpagination.cpython-311.pyc
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index 0000000..c332fed
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diff --git a/tests/models-tests/__pycache__/testsearch.cpython-311.pyc b/tests/models-tests/__pycache__/testsearch.cpython-311.pyc
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index 0000000..8d2c85f
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diff --git a/tests/models-tests/testpagination.py b/tests/models-tests/testpagination.py
new file mode 100644
index 0000000..7bdd2e0
--- /dev/null
+++ b/tests/models-tests/testpagination.py
@@ -0,0 +1,68 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2015 Jordi Mas i Hernandez <jmas@softcatala.org>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import unittest
+
+from models.pagination import Pagination
+
+
+class TestPagination(unittest.TestCase):
+    def test_page(self):
+        pagination = Pagination(
+            50, 100, "http://www.softcatala.org/web_search.py?page=2"
+        )
+        self.assertEqual(pagination.page, 2)
+
+    def test_url(self):
+        pagination = Pagination(
+            50, 100, "http://www.softcatala.org/web_search.py?page=2&project=gnome"
+        )
+        self.assertEqual(
+            pagination.url, "http://www.softcatala.org/web_search.py?project=gnome"
+        )
+
+    def test_pages_one(self):
+        pagination = Pagination(50, 10, "")
+        self.assertEqual(pagination.pages, 1)
+
+    def test_pages_three(self):
+        pagination = Pagination(50, 101, "")
+        self.assertEqual(pagination.pages, 3)
+
+    def test_has_prev_true(self):
+        pagination = Pagination(
+            50, 100, "http://www.softcatala.org/web_search.py?page=2"
+        )
+        self.assertTrue(pagination.has_prev)
+
+    def test_has_prev_false(self):
+        pagination = Pagination(50, 1, "")
+        self.assertFalse(pagination.has_prev)
+
+    def test_has_next_true(self):
+        pagination = Pagination(50, 100, "")
+        self.assertTrue(pagination.has_next)
+
+    def test_has_next_false(self):
+        pagination = Pagination(50, 1, "")
+        self.assertFalse(pagination.has_next)
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/tests/models-tests/testsearch.py b/tests/models-tests/testsearch.py
new file mode 100644
index 0000000..cce5b2e
--- /dev/null
+++ b/tests/models-tests/testsearch.py
@@ -0,0 +1,200 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2015 Jordi Mas i Hernandez <jmas@softcatala.org>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import unittest
+import json
+import sys
+
+sys.path.append("web/")
+
+from indexcreator import IndexCreator
+from models.search import Search
+
+
+class TestSearch(unittest.TestCase):
+    PROJECT_GNOME = "gnome"
+    PROJECT_ABI = "abiword"
+    PROJECT_MICROSOFT = "Microsoft Terminology"
+    SC = True
+    NO_SC = False
+
+    data_set = [
+        "Nox Documents Found",
+        "No s'han trobat",
+        PROJECT_GNOME,
+        SC,
+        "No Documents Found Today",
+        "No s'han trobat documents avui",
+        PROJECT_GNOME,
+        SC,
+        "No Documents Found late Yesterday",
+        "No s'han trobat documents ahir",
+        PROJECT_GNOME,
+        SC,
+        "Many documents found Yesterday",
+        "S'han trobat molts errors ahir",
+        PROJECT_ABI,
+        SC,
+        "Many documents found Yesterday Microsoft",
+        "S'han trobat molts errors ahir Microsoft",
+        PROJECT_MICROSOFT,
+        NO_SC,
+    ]
+
+    FIELDS = 4
+
+    def _create_index(self):
+        """Creates an index in RAM with the entries from data_set array"""
+        self.index = IndexCreator("")
+        index = self.index.create(True)
+
+        for idx in range(0, len(self.data_set), self.FIELDS):
+            self.index.write_entry(
+                source=self.data_set[idx + 0],
+                target=self.data_set[idx + 1],
+                comment="",
+                context="",
+                project_name=self.data_set[idx + 2],
+                project_id=self.data_set[idx + 2] + "_id",
+                softcatala=self.data_set[idx + 3],
+            )
+
+        self.index.writer.commit()
+        return index
+
+    def test_query_simple_query_source(self):
+        ix = self._create_index()
+        search = Search("Today", None, "gnome_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 1)
+        self.assertEqual(results[0]["source"], "No Documents Found Today")
+
+    def test_query_simple_query_source_with_two_projects(self):
+        ix = self._create_index()
+        search = Search("Yesterday", None, "gnome_id,abiword_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 2)
+        self.assertEqual(results[0]["source"], "Many documents found Yesterday")
+        self.assertEqual(results[1]["source"], "No Documents Found late Yesterday")
+
+    def test_query_simple_query_source_with_three_projects_with_spaces(self):
+        ix = self._create_index()
+        search = Search(
+            "Yesterday", None, "gnome_id,abiword_id,Microsoft Terminology_id"
+        )
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 3)
+        self.assertEqual(results[0]["source"], "Many documents found Yesterday")
+        self.assertEqual(results[1]["source"], "No Documents Found late Yesterday")
+        self.assertEqual(
+            results[2]["source"], "Many documents found Yesterday Microsoft"
+        )
+
+    def test_query_simple_query_source_with_single_project_with_spaces(self):
+        ix = self._create_index()
+        search = Search("Yesterday", None, "Microsoft Terminology_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 1)
+        self.assertEqual(
+            results[0]["source"], "Many documents found Yesterday Microsoft"
+        )
+
+    def test_query_simple_query_source_with_no_project(self):
+        ix = self._create_index()
+        search = Search("Yesterday", None, "")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 3)
+        self.assertEqual(results[0]["source"], "Many documents found Yesterday")
+        self.assertEqual(results[1]["source"], "No Documents Found late Yesterday")
+        self.assertEqual(
+            results[2]["source"], "Many documents found Yesterday Microsoft"
+        )
+
+    def test_query_simple_with_or_query_source(self):
+        ix = self._create_index()
+        search = Search("Today OR Yesterday", None, "gnome_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 2)
+        self.assertEqual(results[0]["source"], "No Documents Found Today")
+        self.assertEqual(results[1]["source"], "No Documents Found late Yesterday")
+
+    def test_query_simple_with_not_query_source(self):
+        ix = self._create_index()
+        search = Search("Documents NOT Yesterday", None, "gnome_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 2)
+        for i in range(0, len(results)):
+            self.assertFalse("Yesterday" in results[i]["source"])
+
+    def test_query_simple_with_and_query_source(self):
+        ix = self._create_index()
+        search = Search("Documents AND late", None, "gnome_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 1)
+        self.assertEqual(results[0]["source"], "No Documents Found late Yesterday")
+
+    def test_query_source_target(self):
+        ix = self._create_index()
+        search = Search("Documents", "Ahir", "gnome_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 1)
+        self.assertEqual(results[0]["source"], "No Documents Found late Yesterday")
+
+    def test_query_source_OR_target(self):
+        ix = self._create_index()
+        search = Search("Today OR No", "trobat", "gnome_id")
+        search.search(ix)
+        results = search.get_results()
+
+        self.assertEqual(len(results), 2)
+        self.assertEqual(results[0]["source"], "No Documents Found Today")
+        self.assertEqual(results[1]["source"], "No Documents Found late Yesterday")
+
+    def test_get_json(self):
+        ix = self._create_index()
+        search = Search("Today OR No", "trobat", "gnome_id")
+        search.search(ix)
+        results = search.get_json()
+
+        json_array = json.loads(results)
+        self.assertEqual(len(json_array), 2)
+        self.assertEqual(json_array[0]["source"], "No Documents Found Today")
+        self.assertEqual(json_array[1]["source"], "No Documents Found late Yesterday")
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/tests/testglossarysql.py b/tests/testglossarysql.py
new file mode 100644
index 0000000..b83c44c
--- /dev/null
+++ b/tests/testglossarysql.py
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2022 Jordi Mas i Hernandez <jmas@softcatala.org>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+from glossarysql import Entry, database
+import unittest
+
+
+class TestGlossarySql(unittest.TestCase):
+    SOURCE_TERM = "Hello"
+    TRANSLATION = "Hola"
+    FREQUENCY = 10
+    PERCENTATGE = 5
+    TERMCAT = True
+
+    @classmethod
+    def setUpClass(cls):
+        name = ":memory:"
+        database.create(name)
+        database.create_schema()
+
+        db_entry = cls._get_entry(cls)
+        db_entry.save()
+
+    def _get_entry(self):
+        db_entry = Entry()
+        db_entry.term = self.SOURCE_TERM
+        db_entry.translation = self.TRANSLATION
+        db_entry.frequency = self.FREQUENCY
+        db_entry.percentage = self.PERCENTATGE
+        db_entry.termcat = self.TERMCAT
+        return db_entry
+
+    def test_save_glossary(self):
+        glossary = Entry.select().where(Entry.term == self.SOURCE_TERM)
+        cnt = glossary.count()
+
+        item = list(glossary)[0]
+        self.assertEqual(1, cnt)
+        self.assertEqual(self.SOURCE_TERM, item.term)
+        self.assertEqual(self.TRANSLATION, item.translation)
+        self.assertEqual(self.FREQUENCY, item.frequency)
+        self.assertEqual(self.PERCENTATGE, item.percentage)
+        self.assertEqual(self.TERMCAT, item.termcat)
+
+    def test_fields(self):
+        POS_ONLY_ITEM = 0
+        glossary = Entry.select().where(Entry.term == self.SOURCE_TERM)
+        result = list(glossary)[POS_ONLY_ITEM]
+
+        values = result.dict.items()
+        self.assertTrue(("id", "1") in values)
+        self.assertTrue(("term", self.SOURCE_TERM) in values)
+        self.assertTrue(("translation", self.TRANSLATION) in values)
+        self.assertTrue(("frequency", str(self.FREQUENCY)) in values)
+        self.assertTrue(("percentage", "5.0") in values)
+        self.assertTrue(("termcat", "1") in values)
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/tests/testindexcreator.py b/tests/testindexcreator.py
new file mode 100644
index 0000000..295438b
--- /dev/null
+++ b/tests/testindexcreator.py
@@ -0,0 +1,65 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2014 Jordi Mas i Hernandez <jmas@softcatala.org>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import unittest
+from whoosh.writing import IndexWriter
+import os
+from indexcreator import IndexCreator
+
+
+class IndexWriterMock(IndexWriter):
+    def __init__(self):
+        self.store = []
+
+    def add_document(self, **fields):
+        d = dict()
+        d.update(fields)
+        self.store.append(d)
+
+
+class TestIndexCreator(unittest.TestCase):
+    def test_process_project(self):
+        json_dir = os.path.dirname(os.path.realpath(__file__))
+        json_file = os.path.join(json_dir, "data/index_data.json")
+
+        index = IndexCreator(json_file)
+        index.writer = IndexWriterMock()
+        index.process_entries()
+        stored = index.writer.store
+
+        self.assertEqual(
+            stored[0]["source"],
+            " - Reserved. \n You cannot use this name. Choose Another \n",
+        )
+        self.assertEqual(
+            stored[0]["target"],
+            " - est\u00e0 reservat. \n No podeu utilitzar aquest nom. Escolliu-ne un altre \n",
+        )
+        self.assertEqual(stored[0]["context"], "context")
+        self.assertEqual(
+            stored[0]["comment"],
+            "Source: /abiword-ca.po from project 'Abiword'\r\nDLG_Styles_ErrNotTitle2",
+        )
+        self.assertEqual(stored[0]["softcatala"], True)
+        self.assertEqual(stored[0]["project"], "Abiword")
+        self.assertEqual(2, len(stored), 5)
+
+
+if __name__ == "__main__":
+    unittest.main()