From 3780677def0ab71375f976efe0235c840dd02de2 Mon Sep 17 00:00:00 2001
From: Marius Kintel <marius@kintel.net>
Date: Thu, 9 May 2013 17:28:05 +0200
Subject: Added testcase for #322


diff --git a/testdata/scad/misc/lookup-tests.scad b/testdata/scad/misc/lookup-tests.scad
new file mode 100644
index 0000000..c03ec95
--- /dev/null
+++ b/testdata/scad/misc/lookup-tests.scad
@@ -0,0 +1,17 @@
+echo(lookup(undef, undef));
+echo(lookup(undef, [undef]));
+echo(lookup(undef, [[undef]]));
+echo(lookup(undef, [[undef, undef]]));
+echo(lookup(0, [[0, 0]]));
+echo(lookup(0.5, [[0, 0],
+                  [1, 1]]));
+
+table = [[-1,  -5],
+         [-10, -55],
+         [0,    0],
+         [1,    3],
+         [10,   333]];
+indices = [-20,-10,-9.9, -0.5, 0, 0.3, 1.1, 10, 10.1];
+for (i=[0:len(indices)-1]) {
+  echo(lookup(indices[i], table));
+}
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 964adc2..38b2758 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -757,7 +757,8 @@ list(APPEND ECHO_FILES ${FUNCTION_FILES}
             ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/search-tests.scad
             ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/recursion-tests.scad
             ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/value-reassignment-tests.scad
-            ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/variable-scope-tests.scad)
+            ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/variable-scope-tests.scad
+            ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/lookup-tests.scad)
 
 list(APPEND DUMPTEST_FILES ${MINIMAL_FILES} ${FEATURES_FILES} ${EXAMPLE_FILES})
 list(APPEND DUMPTEST_FILES ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/escape-test.scad
diff --git a/tests/regression/echotest/lookup-tests-expected.txt b/tests/regression/echotest/lookup-tests-expected.txt
new file mode 100644
index 0000000..b98ebe2
--- /dev/null
+++ b/tests/regression/echotest/lookup-tests-expected.txt
@@ -0,0 +1,15 @@
+ECHO: undef
+ECHO: undef
+ECHO: undef
+ECHO: undef
+ECHO: 0
+ECHO: 0.5
+ECHO: -55
+ECHO: -55
+ECHO: -54.44444444444
+ECHO: -2.5
+ECHO: 0
+ECHO: 0.9
+ECHO: 6.66666666666
+ECHO: 333
+ECHO: 333
-- 
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