fix(ledger): fuzz loop bug and add to ci (#495)

.github/workflows/check.yml

@@ -176,6 +176,26 @@ jobs:
       - name: run
         run: ./zig-out/bin/fuzz allocators 19 10000
 
+  ledger_fuzz:
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+    runs-on: ${{matrix.os}}
+    timeout-minutes: 60
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: setup zig
+        uses: mlugg/setup-zig@v1
+        with:
+          version: 0.13.0
+      - name: build
+        run: zig build -Doptimize=ReleaseSafe -Dno-run fuzz
+      - name: run
+        run: ./zig-out/bin/fuzz ledger 19 10000
+
   # benchmarks:
   #   if: ${{ github.ref != 'refs/heads/main' }}
   #   strategy:

src/ledger/fuzz.zig

@@ -87,7 +87,7 @@ pub fn run(initial_seed: u64, args: *std.process.ArgIterator) !void {
 
     var count: u64 = 0;
 
-    while (true) outer: {
+    outer: while (true) {
         var prng = std.Random.DefaultPrng.init(seed);
         const random = prng.random();
         // This is a simpler blockstore which is used to make sure
@@ -97,7 +97,7 @@ pub fn run(initial_seed: u64, args: *std.process.ArgIterator) !void {
         for (0..1_000) |_| {
             if (maybe_max_actions) |max| {
                 if (count >= max) {
-                    std.debug.print("{s} reached max actions: {}\n", .{ "action_name", max });
+                    std.debug.print("reached max actions: {}\n", .{max});
                     break :outer;
                 }
             }