test(tools): Added test for installing supported tool version

Added test_export_supported_version_cmake in `test_idf_tools.py`,
that installs and exports supported version of tool - cmake.

.gitlab/ci/host-test.yml

@@ -125,7 +125,9 @@ test_idf_tools:
     entrypoint: [""]  # use system python3. no extra pip package installed
   script:
     # Tools must be downloaded for testing
-    - python3 ${IDF_PATH}/tools/idf_tools.py download required qemu-riscv32 qemu-xtensa
+    # We could use "idf_tools.py download all", but we don't want to install clang because of its huge size
+    #                                                                      cmake@version that is supported
+    - python3 ${IDF_PATH}/tools/idf_tools.py download required qemu-riscv32 qemu-xtensa cmake cmake@3.16.3
     - cd ${IDF_PATH}/tools/test_idf_tools
     - python3 -m pip install jsonschema
     - python3 ./test_idf_tools.py -v

tools/test_idf_tools/test_idf_tools.py

@@ -502,10 +502,29 @@ class TestUsage(unittest.TestCase):
 
     def test_export_supported_version_cmake(self):
         tool_to_test = 'cmake'
-        self.run_idf_tools_with_action(['install'])
-        output = self.run_idf_tools_with_action(['export'])
+        supported_version = ''
+        recommended_version = ''
+        for tool in self.tools_dict['tools']:
+            if tool['name'] != tool_to_test:
+                continue
+            for version in tool['versions']:
+                if version['status'] == 'supported':
+                    supported_version = version['name']
+                elif version['status'] == 'recommended':
+                    recommended_version = version['name']
 
-        self.assertNotIn(tool_to_test, output)
+        self.run_idf_tools_with_action(['install'])
+        output = self.run_idf_tools_with_action(['install', f'{tool_to_test}@{supported_version}'])
+        self.assert_tool_installed(output, tool_to_test, supported_version)
+
+        # Remove the recommended version folder installed by install command (in case of Windows)
+        recommended_version_folder = os.path.join(self.temp_tools_dir, 'tools', tool_to_test, recommended_version)
+        if os.path.exists(recommended_version_folder):
+            shutil.rmtree(recommended_version_folder)
+
+        output = self.run_idf_tools_with_action(['export'])
+        self.assertIn(os.path.join(tool_to_test, supported_version), output)
+        self.assertNotIn(os.path.join(tool_to_test, recommended_version), output)
 
 
 class TestMaintainer(unittest.TestCase):