Adding more tests (#12)

* Adding more tests

convert.go

@@ -129,9 +129,10 @@ func convertWithGoInitialisms(input string, delimiter rune, wordCase WordCase) s
 			for i := start; i < end; i++ {
 				word.WriteRune(toUpper(runes[i]))
 			}
-			if golintInitialisms[word.String()] {
+			w := word.String()
+			if golintInitialisms[w] {
 				if !firstWord || wordCase != CamelCase {
-					b.WriteString(word.String())
+					b.WriteString(w)
 					firstWord = false
 					return
 				}
@@ -232,10 +233,10 @@ func convert(input string, fn SplitFn, delimiter rune, wordCase WordCase,
 			for i := start; i < end; i++ {
 				word.WriteRune(toUpper(runes[i]))
 			}
-			key := word.String()
-			if initialisms[key] {
+			w := word.String()
+			if initialisms[w] {
 				if !firstWord || wordCase != CamelCase {
-					b.WriteString(key)
+					b.WriteString(w)
 					firstWord = false
 					return
 				}

strcase_test.go

@@ -765,6 +765,99 @@ func TestAll(t *testing.T) {
 			title:    "Bad Utf8 ���",
 			goTitle:  "Bad UTF8 ���",
 		},
+		// Need to consider if this is worth a breaking change - currently
+		// because the split is 'ID3', this does not match the initialism of
+		// ID and thus renders as 'id3'
+		// {
+		// 	input:    "ID3",
+		// 	snake:    "id3",
+		// 	goSnake:  "ID3", // Currently id3
+		// 	SNAKE:    "ID3",
+		// 	kebab:    "id3",
+		// 	goKebab:  "ID3", // Currently id3
+		// 	KEBAB:    "ID3",
+		// 	pascal:   "Id3",
+		// 	goPascal: "ID3", // Currently Id3
+		// 	camel:    "id3",
+		// 	goCamel:  "id3", // Currently id3
+		// 	title:    "Id3",
+		// 	goTitle:  "ID3", // Currently Id3
+		// },
+		{
+			input:    "IDENT3",
+			snake:    "ident3",
+			goSnake:  "ident3",
+			SNAKE:    "IDENT3",
+			kebab:    "ident3",
+			goKebab:  "ident3",
+			KEBAB:    "IDENT3",
+			pascal:   "Ident3",
+			goPascal: "Ident3",
+			camel:    "ident3",
+			goCamel:  "ident3",
+			title:    "Ident3",
+			goTitle:  "Ident3",
+		},
+		{
+			input:    "LogRouterS3BucketName",
+			snake:    "log_router_s3_bucket_name",
+			goSnake:  "log_router_s3_bucket_name",
+			SNAKE:    "LOG_ROUTER_S3_BUCKET_NAME",
+			kebab:    "log-router-s3-bucket-name",
+			goKebab:  "log-router-s3-bucket-name",
+			KEBAB:    "LOG-ROUTER-S3-BUCKET-NAME",
+			pascal:   "LogRouterS3BucketName",
+			goPascal: "LogRouterS3BucketName",
+			camel:    "logRouterS3BucketName",
+			goCamel:  "logRouterS3BucketName",
+			title:    "Log Router S3 Bucket Name",
+			goTitle:  "Log Router S3 Bucket Name",
+		},
+		{
+			input:    "PINEAPPLE",
+			snake:    "pineapple",
+			goSnake:  "pineapple",
+			SNAKE:    "PINEAPPLE",
+			kebab:    "pineapple",
+			goKebab:  "pineapple",
+			KEBAB:    "PINEAPPLE",
+			pascal:   "Pineapple",
+			goPascal: "Pineapple",
+			camel:    "pineapple",
+			goCamel:  "pineapple",
+			title:    "Pineapple",
+			goTitle:  "Pineapple",
+		},
+		{
+			input:    "Int8Value",
+			snake:    "int8_value",
+			goSnake:  "int8_value",
+			SNAKE:    "INT8_VALUE",
+			kebab:    "int8-value",
+			goKebab:  "int8-value",
+			KEBAB:    "INT8-VALUE",
+			pascal:   "Int8Value",
+			goPascal: "Int8Value",
+			camel:    "int8Value",
+			goCamel:  "int8Value",
+			title:    "Int8 Value",
+			goTitle:  "Int8 Value",
+		},
+		{
+			input:    "first.last",
+			snake:    "first_last",
+			goSnake:  "first_last",
+			SNAKE:    "FIRST_LAST",
+			kebab:    "first-last",
+			goKebab:  "first-last",
+			KEBAB:    "FIRST-LAST",
+			pascal:   "FirstLast",
+			goPascal: "FirstLast",
+			camel:    "firstLast",
+			goCamel:  "firstLast",
+			title:    "First Last",
+			goTitle:  "First Last",
+		},
 	} {
 		t.Run(test.input, func(t *testing.T) {
 			output := data{