3 files changed, 51 insertions, 0 deletions
diff --git a/tests/field.nim b/tests/field.nim
index e60887a..455d81f 100644
--- a/tests/field.nim
+++ b/tests/field.nim
@@ -216,3 +216,12 @@ suite "Field":
     check dna[].Step((1, 2), (3, 5)) == (4, 7)
     check dna[].Step((6, 1), (1, 1)) == (5, 0)
     check dna[].Step((1, 4), (-2, 2)) == (5, 0)
+  test "GetSize":
+    var minimal = Load("examples/minimal.b98")
+    var hello = Load("examples/hello.b98")
+    var hello2 = Load("examples/hello2.b98")
+    var dna = Load("examples/dna.b98")
+    check minimal[].GetSize() == (0, 0, 1, 1)
+    check hello[].GetSize() == (0, 0, 24, 1)
+    check hello2[].GetSize() == (1, 0, 33, 2)
+    check dna[].GetSize() == (0, 0, 7, 8)
diff --git a/tests/stack.nim b/tests/stack.nim
index cecdef9..ebbbe5d 100644
--- a/tests/stack.nim
+++ b/tests/stack.nim
@@ -144,3 +144,6 @@ suite "Stack":
     check empty[].Next() == nil
     var some = NewStack(next = empty)
     check some[].Next() == empty
+  test "GetHeights":
+    var empty = NewStack()
+    check empty[].GetHeights == @[0]
diff --git a/tests/stackStack.nim b/tests/stackStack.nim
index 5451d79..8ff3e62 100644
--- a/tests/stackStack.nim
+++ b/tests/stackStack.nim
@@ -110,3 +110,42 @@ suite "StackStack":
     check empty.height == 1
     check empty[].Pop() == 1
     check empty[].Pop() == 0
+  test "Under":
+    var empty = NewStackStack()
+    empty[].Push(18)
+    check empty[].Under() == true
+    check empty[].Pop() == 18
+    empty[].Push(1)
+    empty[].Push(2)
+    empty[].Push(3)
+    empty[].Push(4)
+    empty[].Push(5)
+    empty[].Push(6)
+    empty[].Push(0)
+    empty[].Begin((7, 8))
+    empty[].Push(9)
+    empty[].Push(0)
+    check empty[].Under() == false
+    check empty[].Pop() == 9
+    empty[].Push(9)
+    empty[].Push(2)
+    check empty[].Under() == false
+    check empty[].Pop() == 7
+    check empty[].Pop() == 8
+    check empty[].Pop() == 9
+    empty[].Push(9)
+    empty[].Push(10)
+    empty[].Push(-3)
+    check empty[].Under() == false
+    check empty[].Pop() == 0
+    check empty[].Pop() == 0
+    check empty[].Pop() == 0
+    var v: tuple[x, y: int]
+    check empty[].End(v) == false
+    check v.x == 9
+    check v.y == 0
+    check empty[].Pop() == 10
+    check empty[].Pop() == 6
+  test "GetHeights":
+    var empty = NewStackStack()
+    check empty[].GetHeights == (1, @[0])