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renderer_test.go
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renderer_test.go
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package sqlfmt
import (
"bytes"
"testing"
)
func TestTextRenderer(t *testing.T) {
var buf bytes.Buffer
tr := NewTextRenderer(&buf)
tr.Text("select", KeywordToken)
tr.Control(NewLineToken)
tr.Control(IndentToken)
tr.Text("foo", IdentifierToken)
tr.Text(",", SymbolToken)
tr.Text("bar", IdentifierToken)
tr.Control(NewLineToken)
tr.Control(UnindentToken)
tr.Text("from", KeywordToken)
tr.Control(NewLineToken)
tr.Control(IndentToken)
tr.Text("baz", IdentifierToken)
expected := `select
foo, bar
from
baz`
if buf.String() != expected {
t.Errorf("Expected `%s`, got `%s`", expected, buf.String())
}
}
func TestTextRendererUpper(t *testing.T) {
var buf bytes.Buffer
tr := NewTextRenderer(&buf)
tr.UpperCase = true
tr.Text("select", KeywordToken)
tr.Control(NewLineToken)
tr.Control(IndentToken)
tr.Text("foo", IdentifierToken)
tr.Text(",", SymbolToken)
tr.Text("bar", IdentifierToken)
tr.Control(NewLineToken)
tr.Control(UnindentToken)
tr.Text("from", KeywordToken)
tr.Control(NewLineToken)
tr.Control(IndentToken)
tr.Text("baz", IdentifierToken)
tr.Control(NewLineToken)
tr.Control(UnindentToken)
tr.Text("where", KeywordToken)
tr.Control(NewLineToken)
tr.Control(IndentToken)
tr.Text("foo", IdentifierToken)
tr.Text("=", KeywordToken)
tr.Text("'foo'", ConstantToken)
expected := `SELECT
foo, bar
FROM
baz
WHERE
foo = 'foo'`
if buf.String() != expected {
t.Errorf("Expected `%s`, got `%s`", expected, buf.String())
}
}