feat: improve condition for test case (#15)

nosnakecase.go

@@ -52,7 +52,7 @@ func report(pass *analysis.Pass, pos token.Pos, name string) {
 
 	// If prefix is Test or Benchmark, Fuzz, skip
 	// FYI https://go.dev/blog/examples
-	if strings.Contains(name, "Test") || strings.Contains(name, "Benchmark") || strings.Contains(name, "Fuzz") {
+	if strings.HasPrefix(name, "Test") || strings.HasPrefix(name, "Benchmark") || strings.HasPrefix(name, "Fuzz") {
 		return
 	}
 

testdata/src/a/a_test.go

@@ -13,3 +13,15 @@ func BenchmarkX_x(b *testing.B) {}
 func FuzzX(f *testing.F)   {}
 func Fuzz_x(f *testing.F)  {}
 func FuzzX_x(f *testing.F) {}
+
+func xTestX(t *testing.T)   {}
+func xTest_x(t *testing.T)  {} // want "xTest_x contains underscore. You should use mixedCap or MixedCap."
+func xTestX_x(t *testing.T) {} // want "xTestX_x contains underscore. You should use mixedCap or MixedCap."
+
+func xBenchmarkX(b *testing.B)   {}
+func xBenchmark_x(b *testing.B)  {} // want "xBenchmark_x contains underscore. You should use mixedCap or MixedCap."
+func xBenchmarkX_x(b *testing.B) {} // want "xBenchmarkX_x contains underscore. You should use mixedCap or MixedCap."
+
+func xFuzzX(f *testing.F)   {}
+func xFuzz_x(f *testing.F)  {} // want "xFuzz_x contains underscore. You should use mixedCap or MixedCap."
+func xFuzzX_x(f *testing.F) {} // want "xFuzzX_x contains underscore. You should use mixedCap or MixedCap."