Genex: Clarify error message on use with non-binary targets (#14899).

19 files changed, 116 insertions, 0 deletions

diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID-result.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID-stderr.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID-stderr.txt
new file mode 100644
index 0000000..dd7a183
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID-stderr.txt
@@ -0,0 +1,9 @@
+CMake Error at NonValidTarget-CXX_COMPILER_ID.cmake:4 \(add_custom_command\):
+  Error evaluating generator expression:
+
+    \$<CXX_COMPILER_ID>
+
+  \$<CXX_COMPILER_ID> may only be used with binary targets.  It may not be
+  used with add_custom_command or add_custom_target.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID.cmake b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID.cmake
new file mode 100644
index 0000000..7dd38da
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_ID.cmake
@@ -0,0 +1,8 @@
+
+enable_language(CXX)
+
+add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp"
+  COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file$<CXX_COMPILER_ID>.cpp"
+)
+
+add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp")
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION-result.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION-stderr.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION-stderr.txt
new file mode 100644
index 0000000..d4a064a
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION-stderr.txt
@@ -0,0 +1,9 @@
+CMake Error at NonValidTarget-CXX_COMPILER_VERSION.cmake:4 \(add_custom_command\):
+  Error evaluating generator expression:
+
+    \$<CXX_COMPILER_VERSION>
+
+  \$<CXX_COMPILER_VERSION> may only be used with binary targets.  It may not
+  be used with add_custom_command or add_custom_target.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION.cmake b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION.cmake
new file mode 100644
index 0000000..1afb2b5
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-CXX_COMPILER_VERSION.cmake
@@ -0,0 +1,8 @@
+
+enable_language(CXX)
+
+add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp"
+  COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file$<CXX_COMPILER_VERSION>.cpp"
+)
+
+add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp")
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID-result.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID-stderr.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID-stderr.txt
new file mode 100644
index 0000000..b8e53ed
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID-stderr.txt
@@ -0,0 +1,9 @@
+CMake Error at NonValidTarget-C_COMPILER_ID.cmake:4 \(add_custom_command\):
+  Error evaluating generator expression:
+
+    \$<C_COMPILER_ID>
+
+  \$<C_COMPILER_ID> may only be used with binary targets.  It may not be used
+  with add_custom_command or add_custom_target.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID.cmake b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID.cmake
new file mode 100644
index 0000000..2d92ee3
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_ID.cmake
@@ -0,0 +1,8 @@
+
+enable_language(CXX)
+
+add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp"
+  COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file$<C_COMPILER_ID>.cpp"
+)
+
+add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp")
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION-result.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION-stderr.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION-stderr.txt
new file mode 100644
index 0000000..551efe9
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION-stderr.txt
@@ -0,0 +1,9 @@
+CMake Error at NonValidTarget-C_COMPILER_VERSION.cmake:4 \(add_custom_command\):
+  Error evaluating generator expression:
+
+    \$<C_COMPILER_VERSION>
+
+  \$<C_COMPILER_VERSION> may only be used with binary targets.  It may not be
+  used with add_custom_command or add_custom_target.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION.cmake b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION.cmake
new file mode 100644
index 0000000..9b8a531
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-C_COMPILER_VERSION.cmake
@@ -0,0 +1,8 @@
+
+enable_language(CXX)
+
+add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp"
+  COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file$<C_COMPILER_VERSION>.cpp"
+)
+
+add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp")
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY-result.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY-stderr.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY-stderr.txt
new file mode 100644
index 0000000..0e87538
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY-stderr.txt
@@ -0,0 +1,9 @@
+CMake Error at NonValidTarget-TARGET_POLICY.cmake:4 \(add_custom_command\):
+  Error evaluating generator expression:
+
+    \$<TARGET_POLICY:CMP0004>
+
+  \$<TARGET_POLICY:prop> may only be used with binary targets.  It may not be
+  used with add_custom_command or add_custom_target.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY.cmake b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY.cmake
new file mode 100644
index 0000000..10b37b5
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_POLICY.cmake
@@ -0,0 +1,8 @@
+
+enable_language(CXX)
+
+add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp"
+  COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file$<TARGET_POLICY:CMP0004>.cpp"
+)
+
+add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp")
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY-result.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY-stderr.txt b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY-stderr.txt
new file mode 100644
index 0000000..08ad3c2
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY-stderr.txt
@@ -0,0 +1,11 @@
+CMake Error at NonValidTarget-TARGET_PROPERTY.cmake:4 \(add_custom_command\):
+  Error evaluating generator expression:
+
+    \$<TARGET_PROPERTY:NotAProperty>
+
+  \$<TARGET_PROPERTY:prop> may only be used with binary targets.  It may not
+  be used with add_custom_command or add_custom_target.  Specify the target
+  to read a property from using the \$<TARGET_PROPERTY:tgt,prop> signature
+  instead.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY.cmake b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY.cmake
new file mode 100644
index 0000000..64abc5f
--- /dev/null
+++ b/Tests/RunCMake/GeneratorExpression/NonValidTarget-TARGET_PROPERTY.cmake
@@ -0,0 +1,8 @@
+
+enable_language(CXX)
+
+add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp"
+  COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_CURRENT_SOURCE_DIR}/empty.cpp" "${CMAKE_CURRENT_BINARY_DIR}/copied_file$<TARGET_PROPERTY:NotAProperty>.cpp"
+)
+
+add_library(empty "${CMAKE_CURRENT_BINARY_DIR}/copied_file.cpp")
diff --git a/Tests/RunCMake/GeneratorExpression/RunCMakeTest.cmake b/Tests/RunCMake/GeneratorExpression/RunCMakeTest.cmake
index f3f99ed..c8f3fdf 100644
--- a/Tests/RunCMake/GeneratorExpression/RunCMakeTest.cmake
+++ b/Tests/RunCMake/GeneratorExpression/RunCMakeTest.cmake
@@ -10,3 +10,9 @@ run_cmake(BadTargetName)
 run_cmake(BadTargetTypeObject)
 run_cmake(BadInstallPrefix)
 run_cmake(CMP0044-WARN)
+run_cmake(NonValidTarget-C_COMPILER_ID)
+run_cmake(NonValidTarget-CXX_COMPILER_ID)
+run_cmake(NonValidTarget-C_COMPILER_VERSION)
+run_cmake(NonValidTarget-CXX_COMPILER_VERSION)
+run_cmake(NonValidTarget-TARGET_PROPERTY)
+run_cmake(NonValidTarget-TARGET_POLICY)