65 lines
2.6 KiB
Go
65 lines
2.6 KiB
Go
// Copyright 2015 xeipuuv ( https://github.com/xeipuuv )
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// author janmentzel
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// author-github https://github.com/janmentzel
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// author-mail ? ( forward to xeipuuv@gmail.com )
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//
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// repository-name gojsonschema
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// repository-desc An implementation of JSON Schema, based on IETF's draft v4 - Go language.
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//
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// description (Unit) Tests for utils ( Float / Integer conversion ).
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//
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// created 08-08-2013
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package gojsonschema
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import (
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"github.com/stretchr/testify/assert"
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"math"
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"testing"
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)
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func TestResultErrorFormatNumber(t *testing.T) {
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assert.Equal(t, "1", resultErrorFormatNumber(1))
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assert.Equal(t, "-1", resultErrorFormatNumber(-1))
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assert.Equal(t, "0", resultErrorFormatNumber(0))
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// unfortunately, can not be recognized as float
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assert.Equal(t, "0", resultErrorFormatNumber(0.0))
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assert.Equal(t, "1.001", resultErrorFormatNumber(1.001))
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assert.Equal(t, "-1.001", resultErrorFormatNumber(-1.001))
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assert.Equal(t, "0.0001", resultErrorFormatNumber(0.0001))
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// casting math.MaxInt64 (1<<63 -1) to float back to int64
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// becomes negative. obviousely because of bit missinterpretation.
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// so simply test a slightly smaller "large" integer here
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assert.Equal(t, "4.611686018427388e+18", resultErrorFormatNumber(1<<62))
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// with negative int64 max works
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assert.Equal(t, "-9.223372036854776e+18", resultErrorFormatNumber(math.MinInt64))
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assert.Equal(t, "-4.611686018427388e+18", resultErrorFormatNumber(-1<<62))
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assert.Equal(t, "10000000000", resultErrorFormatNumber(1e10))
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assert.Equal(t, "-10000000000", resultErrorFormatNumber(-1e10))
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assert.Equal(t, "1.000000000001", resultErrorFormatNumber(1.000000000001))
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assert.Equal(t, "-1.000000000001", resultErrorFormatNumber(-1.000000000001))
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assert.Equal(t, "1e-10", resultErrorFormatNumber(1e-10))
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assert.Equal(t, "-1e-10", resultErrorFormatNumber(-1e-10))
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assert.Equal(t, "4.6116860184273876e+07", resultErrorFormatNumber(4.611686018427387904e7))
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assert.Equal(t, "-4.6116860184273876e+07", resultErrorFormatNumber(-4.611686018427387904e7))
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}
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