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mlrval_format_test.go
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mlrval_format_test.go
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package mlrval
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestFormatterToString(t *testing.T) {
mv := FromString("hello")
formatter := newFormatterToString("%s")
fmv := formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "hello", fmv.String())
mv = NULL
formatter = newFormatterToString("%s")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "null", fmv.String())
mv = TRUE
formatter = newFormatterToString("%s")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "true", fmv.String())
mv = FALSE
formatter = newFormatterToString("%s")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "false", fmv.String())
mv = FromInt(10)
formatter = newFormatterToString("%s")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "10", fmv.String())
mv = FromString("hello")
formatter = newFormatterToString("[[%s]]")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "[[hello]]", fmv.String())
}
func TestFormatterToInt(t *testing.T) {
mv := FromString("hello")
formatter := newFormatterToInt("%d")
fmv := formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "hello", fmv.String())
mv = NULL
formatter = newFormatterToInt("%d")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsNull())
assert.Equal(t, "null", fmv.String())
mv = TRUE
formatter = newFormatterToInt("%d")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsBool())
assert.Equal(t, "true", fmv.String())
mv = FALSE
formatter = newFormatterToInt("%d")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsBool())
assert.Equal(t, "false", fmv.String())
mv = FromInt(10)
formatter = newFormatterToInt("%d")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsInt())
assert.Equal(t, "10", fmv.String())
mv = FromInt(10)
formatter = newFormatterToInt("[[0x%x]]")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "[[0xa]]", fmv.String())
mv = FromFloat(10.1)
formatter = newFormatterToInt("%d")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsInt())
assert.Equal(t, "10", fmv.String())
}
func TestFormatterToFloat(t *testing.T) {
mv := FromString("hello")
formatter := newFormatterToFloat("%.4f")
fmv := formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "hello", fmv.String())
mv = NULL
formatter = newFormatterToFloat("%.4f")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsNull())
assert.Equal(t, "null", fmv.String())
mv = TRUE
formatter = newFormatterToFloat("%.4f")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsBool())
assert.Equal(t, "true", fmv.String())
mv = FALSE
formatter = newFormatterToFloat("%.4f")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsBool())
assert.Equal(t, "false", fmv.String())
mv = FromFloat(10)
formatter = newFormatterToFloat("%.4f")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsFloat())
assert.Equal(t, "10.0000", fmv.String())
mv = FromFloat(10.1)
formatter = newFormatterToFloat("%.4f")
fmv = formatter.Format(mv)
assert.True(t, fmv.IsFloat())
assert.Equal(t, "10.1000", fmv.String())
}
func TestFormatter(t *testing.T) {
mv := FromString("hello")
formatter, err := GetFormatter("%d")
assert.Nil(t, err)
fmv := formatter.Format(mv)
assert.True(t, fmv.IsString())
assert.Equal(t, "hello", fmv.String())
mv = NULL
formatter, err = GetFormatter("%d")
assert.Nil(t, err)
fmv = formatter.Format(mv)
assert.True(t, fmv.IsNull())
assert.Equal(t, "null", fmv.String())
mv = TRUE
formatter, err = GetFormatter("%d")
assert.Nil(t, err)
fmv = formatter.Format(mv)
assert.True(t, fmv.IsBool())
assert.Equal(t, "true", fmv.String())
mv = FALSE
formatter, err = GetFormatter("%d")
assert.Nil(t, err)
fmv = formatter.Format(mv)
assert.True(t, fmv.IsBool())
assert.Equal(t, "false", fmv.String())
mv = FromFloat(10.123)
formatter, err = GetFormatter("%d")
assert.Nil(t, err)
fmv = formatter.Format(mv)
assert.True(t, fmv.IsInt())
assert.Equal(t, "10", fmv.String())
mv = FromFloat(10.1)
formatter, err = GetFormatter("%d")
assert.Nil(t, err)
fmv = formatter.Format(mv)
assert.True(t, fmv.IsInt())
assert.Equal(t, "10", fmv.String())
}