add test for the cases

Author: kyoh86

exportloopref_test.go

@@ -46,3 +46,13 @@ func TestDepPointer(t *testing.T) {
 	testdata := analysistest.TestData()
 	analysistest.Run(t, testdata, exportloopref.Analyzer, "deeppointer")
 }
+
+func TestBreak(t *testing.T) {
+	testdata := analysistest.TestData()
+	analysistest.Run(t, testdata, exportloopref.Analyzer, "break")
+}
+
+func TestReturn(t *testing.T) {
+	testdata := analysistest.TestData()
+	analysistest.Run(t, testdata, exportloopref.Analyzer, "return")
+}

testdata/src/break/break.go

@@ -0,0 +1,10 @@
+package main
+
+func main() {
+	var result *int
+	haystack := []int{1, 2}
+	for _, hay := range haystack {
+		result = &hay // Broken just below, the loop does NOT set unexpected value to result
+		break
+	}
+}

testdata/src/return/return.go

@@ -0,0 +1,15 @@
+package main
+
+func main() {
+	result := sub()
+	println(*result)
+}
+
+func sub() (result *int) {
+	haystack := []int{1, 2}
+	for _, hay := range haystack {
+		result = &hay // Returns just below, the loop does NOT set unexpected value to result
+		return
+	}
+	return
+}