Added tests for binary search and strings comparition

README.md

@@ -20,6 +20,12 @@ Usage of ./gordle:
         Word size (default 5)
 ```
 
+## Testing instructions
+
+```bash
+go test # [-cover]
+```
+
 ## Dictionaries
 
 To run game you also need dictionary files. By default gordle searches for them in `./dictionary/<n>.txt` file, where `<n>` - number of characters, specified by `-n` flag

gordle_test.go

@@ -0,0 +1,77 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"reflect"
+	"testing"
+)
+
+func TestCompareStrings(t *testing.T) {
+	for _, tt := range []struct {
+		name string
+		input string
+		reference string
+		expected  []CharacterStatus
+	}{
+		{
+			name: "Same_strigs",
+			input: "TEST",
+			reference: "TEST",
+			expected:  []CharacterStatus{RIGHT, RIGHT, RIGHT, RIGHT},
+		},
+		{
+			name: "Shuffeled",
+			input: "STTE",
+			reference: "TEST",
+			expected:  []CharacterStatus{CONTAINS, CONTAINS, CONTAINS, CONTAINS},
+		},
+		{
+			name: "Different",
+			input: "OVAL",
+			reference: "TEST",
+			expected:  []CharacterStatus{WRONG, WRONG, WRONG, WRONG},
+		},
+		{
+			name: "Complex",
+			input: "TSAE",
+			reference: "TEST",
+			expected:  []CharacterStatus{RIGHT, CONTAINS, WRONG, CONTAINS},
+		},
+	} {
+		t.Run(tt.name, func(t *testing.T) {
+			res := CompareStrings(tt.input, tt.reference)
+
+			if !reflect.DeepEqual(tt.expected, res) {
+				t.Errorf("Comparition error: \n Expected %v \n Got %v", tt.expected, res)
+			}
+		})
+	}
+}
+
+func TestBinSerach(t *testing.T) {
+	file, err := os.Open("./dictionary/23.txt")
+
+	if err != nil {
+		t.Fatal("Could not open sample dictionary")
+	}
+
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+
+	arr := []string{}
+
+	for scanner.Scan() {
+		arr = append(arr, scanner.Text())
+	}
+
+	for pos, el := range arr {
+		t.Run("Test/"+fmt.Sprint(pos), func(t *testing.T) {
+			if !BinSearch(arr, el) {
+				t.Errorf("Could not find %d string \"%s\"", pos, el)
+			}
+		})
+	}
+}