Initial commit.

ecs_test.odin

@@ -0,0 +1,82 @@
+package ecs
+
+import "core:container/queue"
+import "core:testing"
+
+@(test) create_world_test :: proc(t: ^testing.T) {
+    A :: struct { v: [3]u32 }
+    B :: struct { v: [3]u32 }
+    C :: struct { v: [3]u32 }
+    
+    w, ok := create_world(
+        name = "World",
+        max_entities = 16,
+        components_to_register = { A, B, C, }
+    )
+    assert(ok)
+    defer destroy_world(w)
+}
+
+@(test) check_entity_id_queue_test :: proc(t: ^testing.T) {
+    A :: struct { v: [3]u32 }
+    B :: struct { v: [3]u32 }
+    C :: struct { v: [3]u32 }
+    
+    MAX_ENTITIES :: 16
+    w, ok := create_world(
+        name = "World",
+        max_entities = MAX_ENTITIES,
+        components_to_register = { A, B, C, }
+    )
+    assert(ok)
+    defer destroy_world(w)
+
+    assert(queue.len(w.entity_id_queue) == MAX_ENTITIES)
+}
+
+@(test) create_entities_test :: proc(t: ^testing.T) {
+    A :: struct { v: [3]u32 }
+    B :: struct { v: [3]u32 }
+    C :: struct { v: [3]u32 }
+    
+    w, ok := create_world(
+        name = "World",
+        max_entities = 1,
+        components_to_register = { A, B, C, }
+    )
+    assert(ok)
+    defer destroy_world(w)
+    
+    // This entity should be OK.
+    e1, created_1 := create_entity(w)
+    assert(created_1)
+    assert(e1 != Invalid_Entity)
+
+    // This entity should NOT be OK (because 'max_entities' is 1).
+    e2, created_2 := create_entity(w)
+    assert(!created_2)
+    assert(e2 == Invalid_Entity)
+}
+
+@(test) add_component_test :: proc(t: ^testing.T) {
+    A :: struct { v: [3]u32 }
+    B :: struct { v: [3]u32 }
+    C :: struct { v: [3]u32 }
+    
+    w, ok := create_world(
+        name = "World",
+        max_entities = 1,
+        components_to_register = { A, B, C, }
+    )
+    assert(ok)
+    defer destroy_world(w)
+    
+    e, created := create_entity(w)
+    assert(created)
+    assert(e != Invalid_Entity)
+
+    added_component, component_added := add_component(e, w, A { v = { 1, 2, 3 } })
+    assert(component_added)
+    assert(added_component != nil)
+    assert(added_component.v == { 1, 2, 3})
+}