feat: produce ships

internal/controller/planet_test.go

@@ -1,6 +1,7 @@
 package controller_test
 
 import (
+	"slices"
 	"testing"
 
 	"github.com/google/uuid"
@@ -122,6 +123,41 @@ func TestPlanetProductionCapacity(t *testing.T) {
 	assert.Equal(t, 53.125, c.PlanetProductionCapacity(R0_Planet_0_num))
 }
 
+func TestProduceShips(t *testing.T) {
+	c, g := newCache()
+
+	pn := int(R0_Planet_0_num)
+	assert.NoError(t, g.PlanetProduction(Race_0.Name, pn, "SHIP", Race_0_Gunship))
+	assert.Equal(t, game.ProductionShip, c.MustPlanet(R0_Planet_0_num).Production.Type)
+	assert.NotNil(t, c.MustPlanet(R0_Planet_0_num).Production.Progress)
+	assert.NotNil(t, c.MustPlanet(R0_Planet_0_num).Production.SubjectID)
+	st := c.MustShipClass(Race_0_idx, Race_0_Gunship)
+	assert.Equal(t, st.ID, *c.MustPlanet(R0_Planet_0_num).Production.SubjectID)
+
+	c.MustPlanet(R0_Planet_0_num).Population = 1000.
+	c.MustPlanet(R0_Planet_0_num).Industry = 1000.
+	c.MustPlanet(R0_Planet_0_num).Resources = 10.
+	shipMass := st.EmptyMass()
+
+	c.ProduceShips()
+
+	assert.Len(t, slices.Collect(c.RaceShipGroups(Race_0_idx)), 0)
+	assert.NotNil(t, c.MustPlanet(R0_Planet_0_num).Production.Progress)
+	progress := *c.MustPlanet(R0_Planet_0_num).Production.Progress
+	assert.InDelta(t, 0.45, progress, 0.001)
+
+	assert.NoError(t, c.CreateShipType(Race_0_idx, "Drone", 1, 0, 0, 0, 0))
+	assert.NoError(t, g.PlanetProduction(Race_0.Name, pn, "SHIP", "Drone"))
+	assert.InDelta(t, shipMass*progress, c.MustPlanet(R0_Planet_0_num).Material, 0.00001) // 99.(0099) material build
+
+	c.ProduceShips()
+
+	assert.Len(t, slices.Collect(c.RaceShipGroups(Race_0_idx)), 1)
+	assert.Equal(t, uint(99), c.ShipGroup(0).Number)
+	progress = *c.MustPlanet(R0_Planet_0_num).Production.Progress
+	assert.InDelta(t, 0.0099, progress, 0.00001) // 1.(0099) drones with no CAP on planet
+}
+
 func TestProduceShip(t *testing.T) {
 	Drone := game.ShipType{
 		ShipTypeReport: game.ShipTypeReport{