With wikidata client tests (commons-app#3240)

Author: maskaravivek

app/src/test/kotlin/fr/free/nrw/commons/wikidata/WikidataClientTest.kt

@@ -0,0 +1,56 @@
+package fr.free.nrw.commons.wikidata
+
+import fr.free.nrw.commons.wikidata.model.AddEditTagResponse
+import fr.free.nrw.commons.wikidata.model.WbCreateClaimResponse
+import io.reactivex.Observable
+import okhttp3.RequestBody
+import org.junit.Before
+import org.junit.Test
+import org.mockito.ArgumentMatchers.*
+import org.mockito.InjectMocks
+import org.mockito.Mock
+import org.mockito.Mockito.`when`
+import org.mockito.Mockito.mock
+import org.mockito.MockitoAnnotations
+import org.wikipedia.dataclient.mwapi.MwQueryResponse
+import org.wikipedia.dataclient.mwapi.MwQueryResult
+
+class WikidataClientTest {
+
+    @Mock
+    internal var wikidataInterface: WikidataInterface? = null
+
+    @InjectMocks
+    var wikidataClient: WikidataClient? = null
+
+    @Before
+    @Throws(Exception::class)
+    fun setUp() {
+        MockitoAnnotations.initMocks(this)
+        val mwQueryResponse = mock(MwQueryResponse::class.java)
+        val mwQueryResult = mock(MwQueryResult::class.java)
+        `when`(mwQueryResult!!.csrfToken()).thenReturn("test_token")
+        `when`(mwQueryResponse.query()).thenReturn(mwQueryResult)
+        `when`(wikidataInterface!!.getCsrfToken())
+                .thenReturn(Observable.just(mwQueryResponse))
+    }
+
+    @Test
+    fun createClaim() {
+        `when`(wikidataInterface!!.postCreateClaim(any(RequestBody::class.java),
+                any(RequestBody::class.java),
+                any(RequestBody::class.java),
+                any(RequestBody::class.java),
+                any(RequestBody::class.java),
+                any(RequestBody::class.java)))
+                .thenReturn(Observable.just(mock(WbCreateClaimResponse::class.java)))
+        wikidataClient!!.createClaim("Q1", "test.jpg")
+    }
+
+    @Test
+    fun addEditTag() {
+        `when`(wikidataInterface!!.addEditTag(anyString(), anyString(), anyString(), anyString()))
+                .thenReturn(Observable.just(mock(AddEditTagResponse::class.java)))
+        wikidataClient!!.addEditTag(1L, "test", "test")
+    }
+}