mirror of
https://github.com/johnkerl/miller.git
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5eb40c9e7b
* Comment style * IRecordTransformer -> RecordTransfomer * make fmt * else-return style mod * snake-case -> camel-case * Remove redundant err = nil and similar zero-value initializations. * redundant break; * bugfix * neaten * typofix * simplify/standardize init of zero-length slices * Standardize fmt.Fprintf w/ errors * fix double print of "mlr:" * neatening * Uniformize error messages * make docs * avoid shadowing package names * shorten some receiver names
186 lines
4.1 KiB
Go
186 lines
4.1 KiB
Go
// Tests mlrval typed-value extractors
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package mlrval
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestGetString(t *testing.T) {
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mv := FromInferredType("234")
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_, ok := mv.GetStringValue()
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assert.False(t, ok)
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mv = FromDeferredType("234")
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_, ok = mv.GetStringValue()
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assert.False(t, ok)
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mv = FromInferredType("234.5")
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_, ok = mv.GetStringValue()
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assert.False(t, ok)
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mv = FromDeferredType("234.5")
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_, ok = mv.GetStringValue()
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assert.False(t, ok)
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mv = FromInferredType("abc")
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stringval, ok := mv.GetStringValue()
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assert.Equal(t, "abc", stringval)
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assert.True(t, ok)
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mv = FromDeferredType("abc")
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stringval, ok = mv.GetStringValue()
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assert.Equal(t, "abc", stringval)
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assert.True(t, ok)
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mv = FromInferredType("")
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stringval, ok = mv.GetStringValue()
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assert.Equal(t, "", stringval)
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assert.True(t, ok)
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mv = FromDeferredType("")
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stringval, ok = mv.GetStringValue()
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assert.Equal(t, "", stringval)
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assert.True(t, ok)
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}
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func TestGetIntValue(t *testing.T) {
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mv := FromInferredType("123")
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intval, ok := mv.GetIntValue()
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assert.Equal(t, int64(123), intval)
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assert.True(t, ok)
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mv = FromDeferredType("123")
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intval, ok = mv.GetIntValue()
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assert.Equal(t, int64(123), intval)
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assert.True(t, ok)
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mv = FromInferredType("123.4")
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_, ok = mv.GetIntValue()
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assert.False(t, ok)
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mv = FromDeferredType("123.4")
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_, ok = mv.GetIntValue()
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assert.False(t, ok)
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mv = FromInferredType("abc")
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_, ok = mv.GetIntValue()
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assert.False(t, ok)
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mv = FromDeferredType("abc")
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_, ok = mv.GetIntValue()
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assert.False(t, ok)
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}
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func TestGetFloatValue(t *testing.T) {
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mv := FromInferredType("234")
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_, ok := mv.GetFloatValue()
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assert.False(t, ok)
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mv = FromDeferredType("234")
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_, ok = mv.GetFloatValue()
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assert.False(t, ok)
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mv = FromInferredType("234.5")
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floatval, ok := mv.GetFloatValue()
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assert.Equal(t, 234.5, floatval)
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assert.True(t, ok)
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mv = FromDeferredType("234.5")
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floatval, ok = mv.GetFloatValue()
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assert.Equal(t, 234.5, floatval)
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assert.True(t, ok)
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mv = FromInferredType("abc")
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_, ok = mv.GetFloatValue()
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assert.False(t, ok)
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mv = FromDeferredType("abc")
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_, ok = mv.GetFloatValue()
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assert.False(t, ok)
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}
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func TestGetNumericToFloatValue(t *testing.T) {
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mv := FromInferredType("234")
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floatval, ok := mv.GetNumericToFloatValue()
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assert.Equal(t, 234.0, floatval)
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assert.True(t, ok)
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mv = FromDeferredType("234")
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floatval, ok = mv.GetNumericToFloatValue()
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assert.Equal(t, 234.0, floatval)
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assert.True(t, ok)
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mv = FromInferredType("234.5")
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floatval, ok = mv.GetNumericToFloatValue()
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assert.Equal(t, 234.5, floatval)
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assert.True(t, ok)
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mv = FromDeferredType("234.5")
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floatval, ok = mv.GetNumericToFloatValue()
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assert.Equal(t, 234.5, floatval)
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assert.True(t, ok)
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mv = FromInferredType("abc")
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_, ok = mv.GetNumericToFloatValue()
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assert.False(t, ok)
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mv = FromDeferredType("abc")
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_, ok = mv.GetNumericToFloatValue()
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assert.False(t, ok)
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}
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func TestGetBoolValue(t *testing.T) {
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mv := FromInferredType("234")
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_, ok := mv.GetBoolValue()
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assert.False(t, ok)
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mv = FromDeferredType("234")
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_, ok = mv.GetBoolValue()
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assert.False(t, ok)
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mv = FromInferredType("abc")
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_, ok = mv.GetBoolValue()
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assert.False(t, ok)
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mv = FromDeferredType("abc")
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_, ok = mv.GetBoolValue()
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assert.False(t, ok)
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mv = FromInferredType("true")
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boolval, ok := mv.GetBoolValue()
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assert.True(t, boolval)
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assert.True(t, ok)
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mv = FromDeferredType("false")
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_, ok = mv.GetBoolValue()
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assert.False(t, ok, "from-data-file \"false\" should infer to string")
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}
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func TestGetTypeName(t *testing.T) {
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mv := FromInferredType("234")
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assert.Equal(t, "int", mv.GetTypeName())
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mv = FromDeferredType("234")
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assert.Equal(t, "int", mv.GetTypeName())
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mv = FromInferredType("234.5")
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assert.Equal(t, "float", mv.GetTypeName())
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mv = FromDeferredType("234.5")
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assert.Equal(t, "float", mv.GetTypeName())
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mv = FromInferredType("abc")
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assert.Equal(t, "string", mv.GetTypeName())
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mv = FromDeferredType("abc")
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assert.Equal(t, "string", mv.GetTypeName())
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mv = FromInferredType("")
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assert.Equal(t, "empty", mv.GetTypeName())
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mv = FromDeferredType("")
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assert.Equal(t, "empty", mv.GetTypeName())
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}
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