Upgrade to Go 1.22, 1.23 (#1235)

Go 1.23 is out, so we can change supported versions to 1.22 and 1.23.
Switch CI to test against 1.22 and 1.23 only,
and merge test files that were previously split on Go versions
back together.

.github/workflows/go.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: ["ubuntu-latest", "windows-latest"]
-        go: ["1.21.x", "1.22.x"]
+        go: ["1.22.x", "1.23.x"]
 
     steps:
     - name: Checkout code
@@ -52,7 +52,7 @@ jobs:
     - name: Setup Go
       uses: actions/setup-go@v5
       with:
-        go-version: 1.22.x
+        go-version: 1.23.x
 
     - name: Test
       run: make cover COVER_MODULES=./docs
@@ -68,7 +68,7 @@ jobs:
     - name: Setup Go
       uses: actions/setup-go@v5
       with:
-        go-version: 1.22.x
+        go-version: 1.23.x
         cache: false  # managed by golangci-lint
 
     - uses: golangci/golangci-lint-action@v6

app_test.go

@@ -2397,6 +2397,15 @@ func TestNopLogger(t *testing.T) {
 	app.RequireStart().RequireStop()
 }
 
+func TestNopLoggerOptionString(t *testing.T) {
+	t.Parallel()
+
+	assert.Equal(t,
+		"fx.WithLogger(go.uber.org/fx.init.func1())",
+		NopLogger.String(),
+	)
+}
+
 func TestCustomLoggerWithPrinter(t *testing.T) {
 	t.Parallel()
 

internal/fxreflect/stack_test.go

@@ -65,6 +65,25 @@ func TestStack(t *testing.T) {
 	})
 }
 
+func TestDeepStack(t *testing.T) {
+	t.Run("nest", func(t *testing.T) {
+		// Introduce a few frames.
+		frames := func() []Frame {
+			return func() []Frame {
+				return CallerStack(0, 0)
+			}()
+		}()
+
+		require.True(t, len(frames) > 3, "expected at least three frames")
+		for i, name := range []string{"func1.TestDeepStack.func1.1.2", "func1.1", "func1"} {
+			f := frames[i]
+			assert.Equal(t, "go.uber.org/fx/internal/fxreflect.TestDeepStack."+name, f.Function)
+			assert.Contains(t, f.File, "internal/fxreflect/stack_test.go")
+			assert.NotZero(t, f.Line)
+		}
+	})
+}
+
 func TestStackCallerName(t *testing.T) {
 	t.Parallel()