[DO-973] harfbuzz package (!10)

Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/10

recipes/flex/all/test_package/conanfile.py

@@ -0,0 +1,50 @@
+import os
+import re
+from io import StringIO
+
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import CMake, cmake_layout
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeToolchain", "VirtualBuildEnv", "VirtualRunEnv", "CMakeDeps"
+    test_type = "explicit"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def build_requirements(self):
+        self.tool_requires(self.tested_reference_str)
+
+    def layout(self):
+        cmake_layout(self)
+
+    def _assert_expected_version(self):
+
+        def tested_reference_version():
+            tokens = re.split('[@#]', self.tested_reference_str)
+            return tokens[0].split("/", 1)[1]
+
+        output = StringIO()
+        self.run("flex --version", output)
+        output_str = str(output.getvalue()) 
+        self.output.info("Installed version: {}".format(output_str))
+        expected_version = tested_reference_version()
+        self.output.info("Expected version: {}".format(expected_version))
+        assert_flex_version = "flex {}".format(expected_version)
+        assert(assert_flex_version in output_str)
+
+    def build(self):
+        # Let's check flex version installed
+        self._assert_expected_version()
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindirs[0], "test_package")
+            txt_file = os.path.join(self.source_folder, "basic_nr.txt")
+            self.run(f"{bin_path} {txt_file}", env="conanrun")