Update GaCy-GO

internal/common/stella_jump_test.go

@@ -0,0 +1,95 @@
+package common
+
+import (
+	"bytes"
+	"encoding/json"
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestStellaJumpResultMergesCasesAndPreservesOtherSaves(t *testing.T) {
+	raw, err := os.ReadFile(filepath.Join("..", "..", "resources", "StellaJumpConfig.json"))
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Chdir(t.TempDir())
+	if err = os.Mkdir("resources", 0755); err != nil {
+		t.Fatal(err)
+	}
+	if err = os.WriteFile(filepath.Join("resources", "StellaJumpConfig.json"), raw, 0644); err != nil {
+		t.Fatal(err)
+	}
+	initial := []byte(`{"currency_wars":{"saved_run":42},"aha_help_level":0,"ex_ranks_unlocked":{"1204":false}}`)
+	if err = os.WriteFile("persistent", initial, 0644); err != nil {
+		t.Fatal(err)
+	}
+	cases, err := LoadStellaJumpCases()
+	if err != nil {
+		t.Fatal(err)
+	}
+	var selected []StellaJumpCase
+	for _, row := range cases {
+		if len(row.Challenges) > 0 {
+			selected = append(selected, row)
+		}
+		if len(selected) == 2 {
+			break
+		}
+	}
+	if len(selected) != 2 {
+		t.Fatal("need multiple captured cases")
+	}
+	a, b := selected[0], selected[1]
+	if _, err = ReadStellaJumpRecord(a.ID); err != nil {
+		t.Fatal(err)
+	}
+	afterRead, _ := os.ReadFile("persistent")
+	if !bytes.Equal(initial, afterRead) {
+		t.Fatal("read rewrote persistent")
+	}
+	first, err := SaveStellaJumpResult(a.ID, 100, []uint32{a.Challenges[0]})
+	if err != nil || first.BestTime != 100 {
+		t.Fatalf("first finish: %+v %v", first, err)
+	}
+	if _, err = SaveStellaJumpResult(b.ID, 80, nil); err != nil {
+		t.Fatal(err)
+	}
+	if _, err = SaveStellaJumpResult(a.ID, 120, []uint32{a.Challenges[0]}); err != nil {
+		t.Fatal(err)
+	}
+	beforeBad, _ := os.ReadFile("persistent")
+	if _, err = SaveStellaJumpResult(a.ID, 1, []uint32{^uint32(0)}); err == nil {
+		t.Fatal("accepted invalid challenge")
+	}
+	afterBad, _ := os.ReadFile("persistent")
+	if !bytes.Equal(beforeBad, afterBad) {
+		t.Fatal("invalid request mutated save")
+	}
+	result, err := ReadStellaJumpRecord(a.ID)
+	if err != nil || result.BestTime != 100 || len(result.FinishedChallenges) != 1 {
+		t.Fatalf("merged record: %+v %v", result, err)
+	}
+	other, _ := ReadStellaJumpRecord(b.ID)
+	if other.BestTime != 80 {
+		t.Fatal("lost other case")
+	}
+	root, err := readCurrencyWarsPersistentRoot()
+	if err != nil {
+		t.Fatal(err)
+	}
+	var original map[string]json.RawMessage
+	if err = json.Unmarshal(initial, &original); err != nil {
+		t.Fatal(err)
+	}
+	for key, value := range original {
+		var a, b any
+		json.Unmarshal(value, &a)
+		json.Unmarshal(root[key], &b)
+		left, _ := json.Marshal(a)
+		right, _ := json.Marshal(b)
+		if !bytes.Equal(left, right) {
+			t.Fatalf("changed %s", key)
+		}
+	}
+}