41 lines
1.4 KiB
Go
41 lines
1.4 KiB
Go
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package jsonpath
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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var expressionTests = []lexTest{
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{"empty", "", []int{exprEOF}},
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{"spaces", " \t\r\n", []int{exprEOF}},
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{"numbers", " 1.3e10 ", []int{exprNumber, exprEOF}},
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// {"numbers with signs", "+1 -2.23", []int{exprNumber, exprOpPlus, exprNumber, exprEOF}},
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{"paths", " @.aKey[2].bKey ", []int{exprPath, exprEOF}},
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{"addition with mixed sign", "4+-19", []int{exprNumber, exprOpPlus, exprOpMinusUn, exprNumber, exprEOF}},
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{"addition", "4+19", []int{exprNumber, exprOpPlus, exprNumber, exprEOF}},
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{"subtraction", "4-19", []int{exprNumber, exprOpMinus, exprNumber, exprEOF}},
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{"parens", "( () + () )", []int{exprParenLeft, exprParenLeft, exprParenRight, exprOpPlus, exprParenLeft, exprParenRight, exprParenRight, exprEOF}},
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{"equals", "true ==", []int{exprBool, exprOpEq, exprEOF}},
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{"numerical comparisons", "3.4 <", []int{exprNumber, exprOpLt, exprEOF}},
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}
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func TestExpressionTokens(t *testing.T) {
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as := assert.New(t)
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for _, test := range expressionTests {
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lexer := NewSliceLexer([]byte(test.input), EXPRESSION)
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items := readerToArray(lexer)
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types := itemsToTypes(items)
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for _, i := range items {
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if i.typ == exprError {
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fmt.Println(string(i.val))
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}
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}
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as.EqualValues(types, test.tokenTypes, "Testing of %s: \nactual\n\t%+v\nexpected\n\t%v", test.name, typesDescription(types, exprTokenNames), typesDescription(test.tokenTypes, exprTokenNames))
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}
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}
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