Nothing special here (yet)

Former-commit-id: 826d7c370481b78afd9ba92f4ae8bef1fb85a567

_future/ipel/lexer/lexer_test.go

@@ -0,0 +1,54 @@
+package lexer
+
+import (
+	"testing"
+
+	"gopkg.in/kataras/iris.v6/_future/ipel/token"
+)
+
+func TestNextToken(t *testing.T) {
+	input := `{id:int min(1) max(5) else 404}`
+
+	tests := []struct {
+		expectedType    token.TokenType
+		expectedLiteral string
+	}{
+		{token.LBRACE, "{"},  // 0
+		{token.IDENT, "id"},  // 1
+		{token.COLON, ":"},   // 2
+		{token.IDENT, "int"}, // 3
+		{token.IDENT, "min"}, // 4
+		{token.LPAREN, "("},  // 5
+		{token.INT, "1"},     // 6
+		{token.RPAREN, ")"},  // 7
+		{token.IDENT, "max"}, // 8
+		{token.LPAREN, "("},  // 9
+		{token.INT, "5"},     // 10
+		{token.RPAREN, ")"},  // 11
+		{token.ELSE, "else"}, // 12
+		{token.INT, "404"},   // 13
+		{token.RBRACE, "}"},  // 14
+	}
+
+	l := New(input)
+
+	for i, tt := range tests {
+		tok := l.NextToken()
+
+		if tok.Type != tt.expectedType {
+			t.Fatalf("tests[%d] - tokentype wrong. expected=%q, got=%q",
+				i, tt.expectedType, tok.Type)
+		}
+
+		if tok.Literal != tt.expectedLiteral {
+			t.Fatalf("tests[%d] - literal wrong. expected=%q, got=%q",
+				i, tt.expectedLiteral, tok.Literal)
+		}
+
+	}
+}
+
+// EMEINA STO:
+// 30/232 selida apto making a interpeter in Go.
+// den ekana to skipWhitespaces giati skeftomai
+// an borei na to xreiastw 9a dw aurio.