From 9fe6c152a9207142fa737f99a66a6477a4e6b0bb Mon Sep 17 00:00:00 2001
From: nick black <dankamongmen@gmail.com>
Date: Fri, 29 Nov 2019 05:37:41 -0500
Subject: [PATCH] enhance SetStyles unit test

---
 src/lib/notcurses.c |  6 +++---
 tests/cell.cpp      | 11 +++++++++++
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/src/lib/notcurses.c b/src/lib/notcurses.c
index b3ea1a6fa..a7893306f 100644
--- a/src/lib/notcurses.c
+++ b/src/lib/notcurses.c
@@ -834,13 +834,13 @@ term_putc(FILE* out, const ncplane* n, const cell* c){
 
 static void
 advance_cursor(ncplane* n, int cols){
-  if(n->y == n->leny){
-    if(n->x == n->lenx){
+  if(n->y >= n->leny){
+    if(n->x >= n->lenx){
       return; // stuck!
     }
   }
   if((n->x += cols) >= n->lenx){
-    if(n->y == n->leny){
+    if(n->y >= n->leny){
       n->x = n->lenx;
     }else{
       n->x -= n->lenx;
diff --git a/tests/cell.cpp b/tests/cell.cpp
index f99652bf7..9f4c38587 100644
--- a/tests/cell.cpp
+++ b/tests/cell.cpp
@@ -50,6 +50,17 @@ TEST_F(CellTest, SetStyles) {
     }
   }
   EXPECT_EQ(0, notcurses_render(nc_));
+  cell_styles_off(&c, CELL_STYLE_ITALIC);
+  for(y = 0 ; y < dimy ; ++y){
+    ncplane_cursor_move_yx(n_, y, 0);
+    for(x = 0 ; x < dimx ; ++x){
+      EXPECT_EQ(1, ncplane_putc(n_, &c));
+    }
+  }
+  ncplane_cursor_yx(n_, &y, &x);
+  EXPECT_EQ(dimy, y);
+  EXPECT_EQ(0, x); // FIXME shouldn't this be dimx?!?!
+  EXPECT_EQ(0, notcurses_render(nc_));
 }
 
 /*TEST_F(CellTest, CellLoadTamil) {