5 files changed, 20 insertions, 0 deletions
diff --git a/Tests/RunCMake/file/RunCMakeTest.cmake b/Tests/RunCMake/file/RunCMakeTest.cmake
index b383230..b9d76bf 100644
--- a/Tests/RunCMake/file/RunCMakeTest.cmake
+++ b/Tests/RunCMake/file/RunCMakeTest.cmake
@@ -36,6 +36,8 @@ run_cmake(READ_ELF)
 run_cmake(GLOB)
 run_cmake(GLOB_RECURSE)
 run_cmake(GLOB_RECURSE-noexp-FOLLOW_SYMLINKS)
+run_cmake(SIZE)
+run_cmake(SIZE-error-does-not-exist)
 
 # tests are valid both for GLOB and GLOB_RECURSE
 run_cmake(GLOB-sort-dedup)
diff --git a/Tests/RunCMake/file/SIZE-error-does-not-exist-result.txt b/Tests/RunCMake/file/SIZE-error-does-not-exist-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/file/SIZE-error-does-not-exist-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/file/SIZE-error-does-not-exist-stderr.txt b/Tests/RunCMake/file/SIZE-error-does-not-exist-stderr.txt
new file mode 100644
index 0000000..b797a41
--- /dev/null
+++ b/Tests/RunCMake/file/SIZE-error-does-not-exist-stderr.txt
@@ -0,0 +1,5 @@
+^CMake Error at SIZE-error-does-not-exist.cmake:[0-9]+ \(file\):
+  file SIZE requested of path that is not readable
+  /a/file/that/does-not-exist
+Call Stack \(most recent call first\):
+  CMakeLists.txt:[0-9]+ \(include\)
diff --git a/Tests/RunCMake/file/SIZE-error-does-not-exist.cmake b/Tests/RunCMake/file/SIZE-error-does-not-exist.cmake
new file mode 100644
index 0000000..edcc222
--- /dev/null
+++ b/Tests/RunCMake/file/SIZE-error-does-not-exist.cmake
@@ -0,0 +1,3 @@
+set(file "/a/file/that/does-not-exist")
+
+file(SIZE "${file}" CALCULATED_SIZE)
diff --git a/Tests/RunCMake/file/SIZE.cmake b/Tests/RunCMake/file/SIZE.cmake
new file mode 100644
index 0000000..4d9dbd2
--- /dev/null
+++ b/Tests/RunCMake/file/SIZE.cmake
@@ -0,0 +1,9 @@
+set(file "${CMAKE_CURRENT_BINARY_DIR}/a-test-file")
+
+file(WRITE "${file}" "test")
+
+file(SIZE "${file}" CALCULATED_SIZE)
+
+if (NOT CALCULATED_SIZE EQUAL 4)
+  message(FATAL_ERROR "Unexpected file size")
+endif()