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Small performance improvements (#409)

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The codec interface has been modified to allow the reuse of buffers when decoding
documents one by one from a table.

Memory consumption has been reduced drastically (-60%) and iteration speed has been improved by 20%
This commit is contained in:
Asdine El Hrychy
2021-06-05 22:06:39 +04:00
committed by GitHub
parent 014beecb21
commit d491594b2a
11 changed files with 112 additions and 54 deletions
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10
document/encoding/encodingtest/testing.go
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@@ -87,10 +87,10 @@ func testEncodeDecode(t *testing.T, codecBuilder func() encoding.Codec) {
codec := codecBuilder()
err := codec.NewEncoder(&buf).EncodeDocument(test.d)
require.NoError(t, err)
ok, err := document.NewDocumentValue(test.d).IsEqual(document.NewDocumentValue(codec.NewDocument(buf.Bytes())))
ok, err := document.NewDocumentValue(test.d).IsEqual(document.NewDocumentValue(codec.NewDecoder(buf.Bytes())))
require.NoError(t, err)
require.True(t, ok)
data, err := document.MarshalJSON(codec.NewDocument(buf.Bytes()))
data, err := document.MarshalJSON(codec.NewDecoder(buf.Bytes()))
require.NoError(t, err)
require.JSONEq(t, test.expected, string(data))
})
@@ -110,7 +110,7 @@ func testDocumentGetByField(t *testing.T, codecBuilder func() encoding.Codec) {
err := codec.NewEncoder(&buf).EncodeDocument(fb)
require.NoError(t, err)
d := codec.NewDocument(buf.Bytes())
d := codec.NewDecoder(buf.Bytes())
v, err := d.GetByField("a")
require.NoError(t, err)
@@ -142,7 +142,7 @@ func testArrayGetByIndex(t *testing.T, codecBuilder func() encoding.Codec) {
err := codec.NewEncoder(&buf).EncodeDocument(document.NewFieldBuffer().Add("a", document.NewArrayValue(arr)))
require.NoError(t, err)
d := codec.NewDocument(buf.Bytes())
d := codec.NewDecoder(buf.Bytes())
v, err := d.GetByField("a")
require.NoError(t, err)
@@ -187,7 +187,7 @@ func testDecodeDocument(t *testing.T, codecBuilder func() encoding.Codec) {
err = enc.EncodeDocument(doc)
require.NoError(t, err)
ec := codec.NewDocument(buf.Bytes())
ec := codec.NewDecoder(buf.Bytes())
v, err := ec.GetByField("age")
require.NoError(t, err)
require.Equal(t, document.NewIntegerValue(10), v)