add test for conan-io#8311

conans/test/integration/two_profiles/test_build_requires_env_propagation.py

@@ -0,0 +1,39 @@
+import textwrap
+from conans.test.utils.tools import TestClient
+
+class TestBuildRequiresEnvPropagation:
+    build_requires = textwrap.dedent("""
+        import os
+        from conans import ConanFile
+
+        class Recipe(ConanFile):
+            settings = "os"
+
+            def package_info(self):
+                self.env_info.CC = os.path.join(self.package_folder, "bin", "aarch64-none-elf-gcc")
+                self.env_info.CC_LD = os.path.join(self.package_folder, "bin", "aarch64-none-elf-gcc")
+                self.env_info.CXX = os.path.join(self.package_folder, "bin", "aarch64-none-elf-g++")
+                self.env_info.CXX_LD = os.path.join(self.package_folder, "bin", "aarch64-none-elf-g++")
+                self.env_info.AR = os.path.join(self.package_folder, "bin", "aarch64-none-elf-ar")
+    """)
+
+    consumer = textwrap.dedent("""
+        import os
+        from conans import ConanFile
+
+        class Recipe(ConanFile):
+            build_requires = 'breq/version'
+            def build(self):
+                for key, val in os.environ.items():
+                    self.output.info(">> {}={}".format(key, val))
+    """)
+
+    def test_build_requires_environment(self):
+        t = TestClient()
+        t.save({
+            'build_requires.py': self.build_requires,
+            'consumer.py': self.consumer
+        })
+        t.run('create build_requires.py breq/version@ --profile=default')
+        t.run('create consumer.py consumer/version@ --profile:build=default --profile:host=default')
+        print(t.out)