lib/strings: clean up test codes

Changes,

* Use test.Data for test that require longer text input and output
* Replace variable declaration ":=" with explicit one.
* Use literal string

1 files changed, 10 insertions, 10 deletions

diff --git a/lib/strings/row_example_test.go b/lib/strings/row_example_test.go
index 45292e94..0b4acfc0 100644
--- a/lib/strings/row_example_test.go
+++ b/lib/strings/row_example_test.go
@@ -9,12 +9,12 @@ import (
 )
 
 func ExampleRow_IsEqual() {
-	row := Row{{"a"}, {"b", "c"}}
-	fmt.Println(row.IsEqual(Row{{"a"}, {"b", "c"}}))
-	fmt.Println(row.IsEqual(Row{{"a"}, {"c", "b"}}))
-	fmt.Println(row.IsEqual(Row{{"c", "b"}, {"a"}}))
-	fmt.Println(row.IsEqual(Row{{"b", "c"}, {"a"}}))
-	fmt.Println(row.IsEqual(Row{{"a"}, {"b"}}))
+	var row = Row{{`a`}, {`b`, `c`}}
+	fmt.Println(row.IsEqual(Row{{`a`}, {`b`, `c`}}))
+	fmt.Println(row.IsEqual(Row{{`a`}, {`c`, `b`}}))
+	fmt.Println(row.IsEqual(Row{{`c`, `b`}, {`a`}}))
+	fmt.Println(row.IsEqual(Row{{`b`, `c`}, {`a`}}))
+	fmt.Println(row.IsEqual(Row{{`a`}, {`b`}}))
 	// Output:
 	// true
 	// true
@@ -24,11 +24,11 @@ func ExampleRow_IsEqual() {
 }
 
 func ExampleRow_Join() {
-	row := Row{{"a"}, {"b", "c"}}
-	fmt.Println(row.Join(";", ","))
+	var row = Row{{`a`}, {`b`, `c`}}
+	fmt.Println(row.Join(`;`, `,`))
 
-	row = Row{{"a"}, {}}
-	fmt.Println(row.Join(";", ","))
+	row = Row{{`a`}, {}}
+	fmt.Println(row.Join(`;`, `,`))
 	// Output:
 	// a;b,c
 	// a;