test(P.3.5): initial — lib-core.camera-test v0.1.0 (16 assertions, P.3.1 pattern)

init.lua

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+-- lib-core.camera-test — P.3.5
+-- 16 assertions: 3 state-setters + 3 bounds-clamping + 6 pan_enabled + 2 pan_invert + 2 engine-surface.
+-- Pattern follows P.3.1 Test-Module-Pattern; TAP output via engine.test.*
+
+local camera = require("lib-core.camera")
+local T      = engine.test
+
+function init(ctx)
+    -- State setters/getters (3)
+    camera.set_target(100, 200)
+    local t = camera.target()
+    T.assert(t.x == 100 and t.y == 200, "set_target -> target")
+
+    camera.set_zoom(2.0)
+    T.equals(camera.zoom(), 2.0, "set_zoom -> zoom")
+
+    camera.set_pan_speed(500)
+    T.equals(camera.pan_speed(), 500, "set_pan_speed -> pan_speed")
+
+    -- Bounds-Clamping (3)
+    camera.set_bounds(0, 0, 1000, 1000)
+    camera.set_target(2000, -50)
+    local t1 = camera.target()
+    T.assert(t1.x == 1000 and t1.y == 0, "set_target clamped to bounds")
+
+    camera.clear_bounds()
+    camera.set_target(-100, -100)
+    local t2 = camera.target()
+    T.assert(t2.x == -100 and t2.y == -100, "clear_bounds -> unclamped")
+
+    camera.set_bounds(0, 0, 100, 100)
+    local t3 = camera.target()
+    T.assert(t3.x == 0 and t3.y == 0, "set_bounds clamps current target immediately")
+
+    -- pan_enabled state (6)
+    -- (NOTE: bind_pan_keys above this point would have enabled "keys", so reset first.)
+    camera.set_pan_enabled("keys", false)
+    camera.set_pan_enabled("edge", false)
+    camera.set_pan_enabled("drag", false)
+    T.assert(camera.pan_enabled("keys") == false, "keys disabled state")
+    T.assert(camera.pan_enabled("edge") == false, "edge disabled state")
+    T.assert(camera.pan_enabled("drag") == false, "drag disabled state")
+    camera.bind_pan_keys("a", "b", "c", "d")
+    T.assert(camera.pan_enabled("keys") == true, "bind_pan_keys auto-enables")
+    camera.set_pan_enabled("keys", false)
+    T.assert(camera.pan_enabled("keys") == false, "set_pan_enabled('keys', false) disables")
+    camera.set_pan_enabled("keys", true)
+    T.assert(camera.pan_enabled("keys") == true, "set_pan_enabled('keys', true) re-enables")
+
+    -- pan_invert state (2)
+    camera.set_pan_invert(false)
+    T.assert(camera.pan_invert() == false, "pan_invert false")
+    camera.set_pan_invert(true)
+    T.assert(camera.pan_invert() == true, "pan_invert true after set")
+
+    -- Engine-Surface existence (2)
+    T.assert(type(engine.input.get_mouse_delta) == "function",
+        "engine.input.get_mouse_delta is function")
+    T.assert(type(engine.window.size) == "function",
+        "engine.window.size is function")
+
+    -- Hygiene: reset bounds for any subsequent loads (init-only-lifecycle but defensive)
+    camera.clear_bounds()
+end

manifest.core

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+{
+    "id": "lib-core.camera-test.core",
+    "kind": "lib",
+    "version": "0.1.0",
+    "license": "Proprietary"
+}

manifest.module

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+{
+  "id": "lib-core.camera-test",
+  "version": "0.1.0",
+  "kind": "test-module",
+  "api": "^0.1",
+  "entry_point": "init.lua",
+  "deps": [
+    { "id": "lib-core.camera", "version": "0.2.0" },
+    { "id": "lib-core.input",  "version": "0.3.0" }
+  ]
+}