io.specmatic.core.pattern.BinaryPattern.kt Maven / Gradle / Ivy

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Turn your contracts into executable specifications. Contract Driven Development - Collaboratively Design & Independently Deploy MicroServices & MicroFrontends.

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package io.specmatic.core.pattern

import io.specmatic.core.Resolver
import io.specmatic.core.Result
import io.specmatic.core.mismatchResult
import io.specmatic.core.pattern.config.NegativePatternConfiguration
import io.specmatic.core.value.BinaryValue
import io.specmatic.core.value.JSONArrayValue
import io.specmatic.core.value.StringValue
import io.specmatic.core.value.Value
import java.security.SecureRandom

data class BinaryPattern(
    override val typeAlias: String? = null,
) : Pattern, ScalarType {

    override fun matches(sampleData: Value?, resolver: Resolver): Result {
        if (sampleData?.hasTemplate() == true)
            return Result.Success()

        return when (sampleData) {
            is StringValue -> return Result.Success()
            else -> mismatchResult("string", sampleData, resolver.mismatchMessages)
        }
    }

    override fun encompasses(
        otherPattern: Pattern,
        thisResolver: Resolver,
        otherResolver: Resolver,
        typeStack: TypeStack
    ): Result {
        return encompasses(this, otherPattern, thisResolver, otherResolver, typeStack)
    }

    override fun listOf(valueList: List, resolver: Resolver): Value {
        return JSONArrayValue(valueList)
    }

    override fun generate(resolver: Resolver): Value {
        val secureRandom = SecureRandom()
        val bytes = ByteArray(20)
        secureRandom.nextBytes(bytes)
        return BinaryValue(bytes)
    }

    override fun newBasedOn(row: Row, resolver: Resolver): Sequence> = sequenceOf(HasValue(this))
    override fun newBasedOn(resolver: Resolver): Sequence = sequenceOf(this)

    override fun negativeBasedOn(row: Row, resolver: Resolver, config: NegativePatternConfiguration): Sequence> {
        return scalarAnnotation(this, sequenceOf(NullPattern, NumberPattern(), BooleanPattern()))
    }

    override fun parse(value: String, resolver: Resolver): Value = StringValue(value)
    override val typeName: String = "string"

    override val pattern: Any = "(string)"
    override fun toString(): String = pattern.toString()
}