fix spawn tile constraint for water spawns

This is not a general solution because spawns could be a valid tile
type constraint as well as meaning available spawn tiles.
The separation and a clean implementation is still a TODO.

1 files changed, 66 insertions, 1 deletions

diff --git a/go/game/targets_test.go b/go/game/targets_test.go
index ae451dbf..eed94f4f 100644
--- a/go/game/targets_test.go
+++ b/go/game/targets_test.go
@@ -9,7 +9,7 @@ func TestTileTargets(t *testing.T) {
 	mapDef := `map: |1-
  HSTS
  HSFS
- TSWS
+ TSWD
 
 symbols:
   T: tower
@@ -17,6 +17,7 @@ symbols:
   F: farm
   S: street
   W: deep water
+  D: docks
 `
 	s := NewLocalState()
 	r := strings.NewReader(mapDef)
@@ -72,6 +73,70 @@ symbols:
 	if len(opts) != 6 {
 		t.Fatal("expected 6 available candidates not:", len(opts))
 	}
+
+	fisher := NewCard("nautics/fisher")
+	p.Hand.AddCard(fisher)
+	pa := NewPlayAction(p, fisher)
+	opts = pa.Target().Options()
+	if len(opts) != 1 {
+		t.Fatal("expected 1 available candidates not:", len(opts))
+	}
+}
+
+func TestSpawnTargets(t *testing.T) {
+	s := NewLocalState()
+	m, _ := GetMap("the-kraken")
+	s.SetMap(m)
+
+	s.activePhase = actionPhase
+
+	p := s.AddNewPlayer("player", NewDeck())
+	ctrl := newMockPlayerControl(p)
+	ctrl.actionToSend = NewPassPriority(p)
+	p.Ctrl = ctrl
+
+	p.gainResource(2)
+
+	farmer := NewCard("misc/farmer")
+	p.Hand.AddCard(farmer)
+	fisher := NewCard("nautics/fisher")
+	p.Hand.AddCard(fisher)
+
+	pa := NewPlayAction(p, farmer)
+	if !pa.Target().RequireSelection() {
+		t.Fatal("playing farmer has not require selection")
+	}
+	if !pa.Target().AllowSelection() {
+		t.Fatal("playing farmer has no valid targets")
+	}
+	farmerPos := Position{3, 13}
+	err := pa.Target().AddSelection(m.TileAt(farmerPos))
+	if err != nil {
+		t.Fatal("Not allowed to play farmer at:", farmerPos)
+	}
+	s.declareAction(pa)
+	if s.stack.IsEmpty() {
+		t.Fatal("farmer play action not declared")
+	}
+	s.stack.resolve()
+
+	pa2 := NewPlayAction(p, fisher)
+	if !pa2.Target().RequireSelection() {
+		t.Fatal("playing fisher has not require selection")
+	}
+	if !pa2.Target().AllowSelection() {
+		t.Fatal("playing fisher has no valid targets")
+	}
+	fisherPos := Position{3, 10}
+	pa2.Target().AddSelection(m.TileAt(fisherPos))
+	if err != nil {
+		t.Fatal("Not allowed to play fisher at:", fisherPos)
+	}
+	s.declareAction(pa2)
+	if s.stack.IsEmpty() {
+		t.Fatal("fisher play action not declared")
+	}
+	s.stack.resolve()
 }
 
 func TestFlexAttackTargets(t *testing.T) {