A: Check If Two String Arrays are Equivalent

Author: Shuo

problems/check-if-two-string-arrays-are-equivalent/check_if_two_string_arrays_are_equivalent.go

@@ -0,0 +1,15 @@
+package problem1662
+
+import "strings"
+
+func arrayStringsAreEqual(word1 []string, word2 []string) bool {
+	str1 := strings.Builder{}
+	for _, s := range word1 {
+		str1.WriteString(s)
+	}
+	str2 := strings.Builder{}
+	for _, s := range word2 {
+		str2.WriteString(s)
+	}
+	return str1.String() == str2.String()
+}

problems/check-if-two-string-arrays-are-equivalent/check_if_two_string_arrays_are_equivalent_test.go

@@ -0,0 +1,35 @@
+package problem1662
+
+import "testing"
+
+type testType struct {
+	word1 []string
+	word2 []string
+	want  bool
+}
+
+func TestArrayStringsAreEqual(t *testing.T) {
+	tests := [...]testType{
+		{
+			word1: []string{"ab", "c"},
+			word2: []string{"a", "bc"},
+			want:  true,
+		},
+		{
+			word1: []string{"a", "cb"},
+			word2: []string{"ab", "c"},
+			want:  false,
+		},
+		{
+			word1: []string{"abc", "d", "defg"},
+			word2: []string{"abcddefg"},
+			want:  true,
+		},
+	}
+	for _, tt := range tests {
+		got := arrayStringsAreEqual(tt.word1, tt.word2)
+		if got != tt.want {
+			t.Fatalf("word1: %v, word2: %v, got: %v, want: %v", tt.word1, tt.word2, got, tt.want)
+		}
+	}
+}