Allow color API to enable and disable colors (#2111)

This is useful for front-ends which wish to selectively enable or
disable coloring.

Also expose these APIs from the C API.

1 files changed, 16 insertions, 0 deletions

diff --git a/test/example/c-api-kitchen-sink.c b/test/example/c-api-kitchen-sink.c
index 9e996a881..1761ab0bb 100644
--- a/test/example/c-api-kitchen-sink.c
+++ b/test/example/c-api-kitchen-sink.c
@@ -813,6 +813,21 @@ void test_tracing() {
   BinaryenSetAPITracing(0);
 }
 
+void test_color_status() {
+    int i;
+
+    // save old state
+    const int old_state = BinaryenAreColorsEnabled();
+
+    // Check that we can set the state to both {0, 1}
+    for(i = 0; i <= 1; i++){
+        BinaryenSetColorsEnabled(i);
+        assert(BinaryenAreColorsEnabled() == i);
+    }
+
+    BinaryenSetColorsEnabled(old_state);
+}
+
 int main() {
   test_types();
   test_core();
@@ -822,6 +837,7 @@ int main() {
   test_interpret();
   test_nonvalid();
   test_tracing();
+  test_color_status();
 
   return 0;
 }