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@nosix nosix/ExampleTest.kt
Created Jul 12, 2018

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pass JSONCompareMode to JSONAssert when testing with WebTestClient
@RunWith(SpringRunner::class)
@SpringBootTest
@AutoConfigureWebTestClient
class ExampleTests {
@Autowired
private lateinit var client: WebTestClient
@Test
fun test_of_get() {
client.get().uri("/api/todo")
.exchange()
.expectStatus().isOk
.expectBody()
.jsonInStrict("""
{
"id": 1,
"description": "write webflux blog"
}
""".trimIndent())
}
}
import org.skyscreamer.jsonassert.JSONAssert
import org.skyscreamer.jsonassert.JSONCompareMode
import org.springframework.test.web.reactive.server.EntityExchangeResult
import org.springframework.test.web.reactive.server.WebTestClient
import java.nio.charset.StandardCharsets.UTF_8
import java.util.function.Consumer
class JsonVerifier(
private val json: String,
private val mode: JSONCompareMode
) : Consumer<EntityExchangeResult<ByteArray>> {
override fun accept(result: EntityExchangeResult<ByteArray>) {
try {
JSONAssert.assertEquals(json, getBodyAsString(result), mode)
} catch (ex: Exception) {
throw AssertionError("JSON parsing error", ex)
}
}
private fun getBodyAsString(result: EntityExchangeResult<ByteArray>): String {
val body = result.responseBody
if (body == null || body.isEmpty()) {
return ""
}
val mediaType = result.responseHeaders.contentType
val charset = mediaType?.charset ?: UTF_8
return String(body, charset)
}
}
fun WebTestClient.BodyContentSpec.jsonInStrict(json: String) = consumeWith(JsonVerifier(json, JSONCompareMode.STRICT))
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