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Improve stand-in inline snapshot exception messages #69

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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]
### Fixed
* When `toBe()` snapshots fail in write mode, they now include the expected / actual values, to fill the gap until #49 is finished.

## [0.2.0] - 2023-12-27
### Added
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7 changes: 5 additions & 2 deletions selfie-runner-junit5/src/main/kotlin/com/diffplug/selfie/junit5/WriteTracker.kt
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Expand Up @@ -22,6 +22,7 @@ import java.nio.file.Files
import java.nio.file.Path
import java.util.stream.Collectors
import kotlin.io.path.name
import org.opentest4j.AssertionFailedError

/** Represents the line at which user code called into Selfie. */
data class CallLocation(val clazz: String, val method: String, val file: String?, val line: Int) :
Expand Down Expand Up @@ -101,8 +102,10 @@ internal class InlineWriteTracker : WriteTracker<CallLocation, LiteralValue<*>>(
fun record(call: CallStack, literalValue: LiteralValue<*>, layout: SnapshotFileLayout) {
recordInternal(call.location, literalValue, call, layout)
if (literalValue.expected != null) {
throw UnsupportedOperationException(
"`.toBe() didn't match! Change to `toBe_TODO()` to record a new value until https://github.com/diffplug/selfie/pull/49 is merged.")
throw AssertionFailedError(
"`.toBe() didn't match! Change to `toBe_TODO()` to record a new value until https://github.com/diffplug/selfie/pull/49 is merged",
literalValue.expected,
literalValue.actual)
}
}
fun hasWrites(): Boolean = writes.isNotEmpty()
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