1 files changed, 29 insertions, 0 deletions
diff --git a/tests/model_row_test.c b/tests/model_row_test.c
new file mode 100644
index 0000000..7afca05
--- /dev/null
+++ b/tests/model_row_test.c
@@ -0,0 +1,29 @@
+#include "model.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+    struct model *m = model_new((struct term_vector2i){ .x = 10, .y = 3 }, 10);
+    model_feed(m, "A\r\nB\r\nC\r\nD", strlen("A\r\nB\r\nC\r\nD"), 0);
+    assert(model_history(m) == 1);
+    assert(model_row(m, -1) == NULL);
+    assert(model_row(m, 4) == NULL);
+
+    const struct model_cell *oldest = model_row(m, 0);
+    const struct model_cell *next = model_row(m, 1);
+    const struct model_cell *last = model_row(m, 3);
+    assert(oldest[0].cp[0] == 'A');
+    assert(next[0].cp[0] == 'B');
+    assert(last[0].cp[0] == 'D');
+    assert(oldest != next && next != last);
+
+    model_feed(m, "E", 1, 0);
+    assert(model_row(m, 3)[1].cp[0] == 'E');
+    assert(model_resize(m, (struct term_vector2i){ .x = 12, .y = 3 }));
+    assert(model_row(m, 3)[0].cp[0] == 'D');
+    assert(model_row(m, 3)[1].cp[0] == 'E');
+    model_free(m);
+    return 0;
+}