From ff432c3e5a58cb5697e5b2d3e0fd17b0fb04d912 Mon Sep 17 00:00:00 2001
From: Frantisek Hrbata <frantisek.hrbata@espressif.com>
Date: Fri, 8 Aug 2025 19:38:15 +0200
Subject: [PATCH] feat(cmakev2/test): add simple test for component include

Add two project components, component1 and component2, and verify that
their real targets are created when they are included.

Signed-off-by: Frantisek Hrbata <frantisek.hrbata@espressif.com>
---
 tools/cmakev2/test/CMakeLists.txt             | 21 +++++++++++++++++++
 .../test/components/component1/CMakeLists.txt |  2 ++
 .../test/components/component1/component1.c   | 11 ++++++++++
 .../test/components/component1/component1.h   |  9 ++++++++
 .../test/components/component2/CMakeLists.txt |  5 +++++
 .../test/components/component2/component2.c   | 13 ++++++++++++
 .../test/components/component2/component2.h   | 10 +++++++++
 7 files changed, 71 insertions(+)
 create mode 100644 tools/cmakev2/test/components/component1/CMakeLists.txt
 create mode 100644 tools/cmakev2/test/components/component1/component1.c
 create mode 100644 tools/cmakev2/test/components/component1/component1.h
 create mode 100644 tools/cmakev2/test/components/component2/CMakeLists.txt
 create mode 100644 tools/cmakev2/test/components/component2/component2.c
 create mode 100644 tools/cmakev2/test/components/component2/component2.h

diff --git a/tools/cmakev2/test/CMakeLists.txt b/tools/cmakev2/test/CMakeLists.txt
index de855c5db1c..134c0beb85d 100644
--- a/tools/cmakev2/test/CMakeLists.txt
+++ b/tools/cmakev2/test/CMakeLists.txt
@@ -180,6 +180,26 @@ function(test_project_properties)
     endif()
 endfunction()
 
+# Test that the targets for component1 and component2 are created when
+# component2 is included.
+function(test_include_component)
+    idf_build_library(INTERFACE idflibtest3 COMPONENTS component2)
+    idf_component_get_property(component_real_target
+                               component2
+                               COMPONENT_REAL_TARGET)
+    if(NOT TARGET ${component_real_target})
+        idf_die("Missing component2 target")
+    endif()
+
+    # Test that component1 is included as a dependency of component2.
+    idf_component_get_property(component_real_target
+                               component1
+                               COMPONENT_REAL_TARGET)
+    if(NOT TARGET ${component_real_target})
+        idf_die("Missing component1 target")
+    endif()
+endfunction()
+
 # Run tests
 test_component_priority()
 test_idf_version()
@@ -188,6 +208,7 @@ test_toolchain()
 test_idf_build_library()
 test_kconfig()
 test_project_properties()
+test_include_component()
 __dump_all_properties()
 
 message("ALL TESTS PASSED")
diff --git a/tools/cmakev2/test/components/component1/CMakeLists.txt b/tools/cmakev2/test/components/component1/CMakeLists.txt
new file mode 100644
index 00000000000..7f126c75dc6
--- /dev/null
+++ b/tools/cmakev2/test/components/component1/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(${COMPONENT_TARGET} component1.c)
+target_include_directories(${COMPONENT_TARGET} PUBLIC ${CMAKE_CURRENT_LIST_DIR})
diff --git a/tools/cmakev2/test/components/component1/component1.c b/tools/cmakev2/test/components/component1/component1.c
new file mode 100644
index 00000000000..682fc662cdf
--- /dev/null
+++ b/tools/cmakev2/test/components/component1/component1.c
@@ -0,0 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include <stdio.h>
+
+void component1_func(void)
+{
+    printf("component1\n");
+}
diff --git a/tools/cmakev2/test/components/component1/component1.h b/tools/cmakev2/test/components/component1/component1.h
new file mode 100644
index 00000000000..3157eb52d3b
--- /dev/null
+++ b/tools/cmakev2/test/components/component1/component1.h
@@ -0,0 +1,9 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#ifndef _COMPONENT1_H_
+#define _COMPONENT1_H_
+void component1_func(void);
+#endif
diff --git a/tools/cmakev2/test/components/component2/CMakeLists.txt b/tools/cmakev2/test/components/component2/CMakeLists.txt
new file mode 100644
index 00000000000..2471d235114
--- /dev/null
+++ b/tools/cmakev2/test/components/component2/CMakeLists.txt
@@ -0,0 +1,5 @@
+idf_component_include(component1 INTERFACE component1)
+
+add_library(${COMPONENT_TARGET} component2.c)
+target_include_directories(${COMPONENT_TARGET} PUBLIC ${CMAKE_CURRENT_LIST_DIR})
+target_link_libraries(${COMPONENT_TARGET} PRIVATE ${component1})
diff --git a/tools/cmakev2/test/components/component2/component2.c b/tools/cmakev2/test/components/component2/component2.c
new file mode 100644
index 00000000000..6bcd9f3526d
--- /dev/null
+++ b/tools/cmakev2/test/components/component2/component2.c
@@ -0,0 +1,13 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include <stdio.h>
+#include "component1.h"
+
+void component2_func(void)
+{
+    component1_func();
+    printf("component2\n");
+}
diff --git a/tools/cmakev2/test/components/component2/component2.h b/tools/cmakev2/test/components/component2/component2.h
new file mode 100644
index 00000000000..0eb7756fcd9
--- /dev/null
+++ b/tools/cmakev2/test/components/component2/component2.h
@@ -0,0 +1,10 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#ifndef _COMPONENT2_H_
+#define _COMPONENT2_H_
+
+void component2_func(void);
+#endif