test for math2d and wave

2026-06-27 23:11:18 -07:00
parent e7806dcd66
commit 6bdb096e1b
2 changed files with 121 additions and 0 deletions
@@ -0,0 +1,62 @@
+package game
+
+import "core:math"
+import "core:testing"
+
+@(test)
+test_distance :: proc(t: ^testing.T) {
+	a := Vec2 {
+		x = 3,
+		y = 2,
+	}
+	b := Vec2 {
+		x = 1,
+		y = 2,
+	}
+
+	d := distance(a, b)
+
+	testing.expect(t, math.abs(d - 2.0) < 0.0001)
+}
+
+@(test)
+test_move_toward_already_close :: proc(t: ^testing.T) {
+	pos := Vec2{0.5, 0}
+	target := Vec2{0, 0}
+
+	move_toward(&pos, target, 10, 1.0)
+
+	testing.expect(t, math.abs(pos.x - 0.5) < 0.0001)
+	testing.expect(t, math.abs(pos.y - 0.0) < 0.0001)
+}
+
+@(test)
+test_move_toward_reaches_target :: proc(t: ^testing.T) {
+	pos := Vec2{0, 0}
+	target := Vec2{3, 4}
+
+	move_toward(&pos, target, 100, 1.0)
+
+	testing.expect(t, math.abs(pos.x - 3) < 0.0001)
+	testing.expect(t, math.abs(pos.y - 4) < 0.0001)
+}
+
+@(test)
+test_move_toward_partial :: proc(t: ^testing.T) {
+	pos := Vec2{0, 0}
+	target := Vec2{10, 0}
+
+	move_toward(&pos, target, 2, 1.0)
+
+	testing.expect(t, math.abs(pos.x - 2) < 0.0001)
+	testing.expect(t, math.abs(pos.y) < 0.0001)
+}
+
+@(test)
+test_move_toward_diagonal :: proc(t: ^testing.T) {
+	pos := Vec2{0, 0}
+	target := Vec2{3, 4}
+
+	move_toward(&pos, target, 5, 0.5)
+}
+