add validate.Equal

equal_test.go

@@ -0,0 +1,53 @@
+package validate
+
+import "testing"
+
+func TestEqualInt(t *testing.T) {
+	type TestCase struct {
+		I   int
+		C   int
+		Err error
+	}
+
+	testCases := []TestCase{
+		{I: 1, C: 1},
+		{I: 5 ^ 3, C: 5 ^ 3},
+		{I: 10, C: 15, Err: ErrValueNotAllowed},
+	}
+
+	for i, tc := range testCases {
+		t.Logf("(%d) Testing %d against %d", i, tc.I, tc.C)
+
+		f := Equal(tc.C)
+		err := f(tc.I)
+
+		if err != tc.Err {
+			t.Errorf("Expected error %v, got %v", tc.Err, err)
+		}
+	}
+}
+
+func TestEqualStr(t *testing.T) {
+	type TestCase struct {
+		I   string
+		C   string
+		Err error
+	}
+
+	testCases := []TestCase{
+		{I: "abc", C: "abc"},
+		{I: "def ghi 123", C: "def ghi 123"},
+		{I: "jkl", C: "mno", Err: ErrValueNotAllowed},
+	}
+
+	for i, tc := range testCases {
+		t.Logf("(%d) Testing %s against %s", i, tc.I, tc.C)
+
+		f := Equal(tc.C)
+		err := f(tc.I)
+
+		if err != tc.Err {
+			t.Errorf("Expected error %v, got %v", tc.Err, err)
+		}
+	}
+}