5 files changed, 67 insertions, 0 deletions
diff --git a/Tests/RunCMake/string/Prepend.cmake b/Tests/RunCMake/string/Prepend.cmake
new file mode 100644
index 0000000..8eaeebb
--- /dev/null
+++ b/Tests/RunCMake/string/Prepend.cmake
@@ -0,0 +1,58 @@
+set(out)
+string(PREPEND out)
+if(DEFINED out)
+  message(FATAL_ERROR "\"string(PREPEND out)\" set out to \"${out}\"")
+endif()
+
+set(out "")
+string(PREPEND out)
+if(NOT out STREQUAL "")
+  message(FATAL_ERROR "\"string(PREPEND out)\" set out to \"${out}\"")
+endif()
+
+set(out x)
+string(PREPEND out)
+if(NOT out STREQUAL "x")
+  message(FATAL_ERROR "\"string(PREPEND out)\" set out to \"${out}\"")
+endif()
+
+
+set(out)
+string(PREPEND out a)
+if(NOT out STREQUAL "a")
+  message(FATAL_ERROR "\"string(PREPEND out a)\" set out to \"${out}\"")
+endif()
+
+set(out "")
+string(PREPEND out a)
+if(NOT out STREQUAL "a")
+  message(FATAL_ERROR "\"string(PREPEND out a)\" set out to \"${out}\"")
+endif()
+
+set(out x)
+string(PREPEND out a)
+if(NOT out STREQUAL "ax")
+  message(FATAL_ERROR "\"string(PREPEND out a)\" set out to \"${out}\"")
+endif()
+
+
+set(out x)
+string(PREPEND out a "b")
+if(NOT out STREQUAL "abx")
+  message(FATAL_ERROR "\"string(PREPEND out a \"b\")\" set out to \"${out}\"")
+endif()
+
+set(b)
+set(out x)
+string(PREPEND out ${b})
+if(NOT out STREQUAL "x")
+  message(FATAL_ERROR "\"string(PREPEND out \${b})\" set out to \"${out}\"")
+endif()
+
+set(b b)
+set(out x)
+string(PREPEND out a "${b}" [[
+${c}]])
+if(NOT out STREQUAL "ab\${c}x")
+  message(FATAL_ERROR "\"string(PREPEND out a \"\${b}\" [[\${c}]])\" set out to \"${out}\"")
+endif()
diff --git a/Tests/RunCMake/string/PrependNoArgs-result.txt b/Tests/RunCMake/string/PrependNoArgs-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/string/PrependNoArgs-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/string/PrependNoArgs-stderr.txt b/Tests/RunCMake/string/PrependNoArgs-stderr.txt
new file mode 100644
index 0000000..8d433f9
--- /dev/null
+++ b/Tests/RunCMake/string/PrependNoArgs-stderr.txt
@@ -0,0 +1,4 @@
+CMake Error at PrependNoArgs.cmake:1 \(string\):
+  string sub-command PREPEND requires at least one argument.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/string/PrependNoArgs.cmake b/Tests/RunCMake/string/PrependNoArgs.cmake
new file mode 100644
index 0000000..f324f28
--- /dev/null
+++ b/Tests/RunCMake/string/PrependNoArgs.cmake
@@ -0,0 +1 @@
+string(PREPEND)
diff --git a/Tests/RunCMake/string/RunCMakeTest.cmake b/Tests/RunCMake/string/RunCMakeTest.cmake
index 32b61b5..513d1e3 100644
--- a/Tests/RunCMake/string/RunCMakeTest.cmake
+++ b/Tests/RunCMake/string/RunCMakeTest.cmake
@@ -3,6 +3,9 @@ include(RunCMake)
 run_cmake(Append)
 run_cmake(AppendNoArgs)
 
+run_cmake(Prepend)
+run_cmake(PrependNoArgs)
+
 run_cmake(Concat)
 run_cmake(ConcatNoArgs)