Analysis API: add test covering get missing when branches

Also fix FIR implementation to generate boolean branches in the same order as FE1.0.
2021-11-02 17:37:33 -07:00
parent 8ba2e4d221
commit 2c2851af6e
37 changed files with 455 additions and 17 deletions
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.analysis.api.impl.base.test.components
+
+import org.jetbrains.kotlin.analysis.api.impl.barebone.test.FrontendApiTestConfiguratorService
+import org.jetbrains.kotlin.analysis.api.impl.barebone.test.expressionMarkerProvider
+import org.jetbrains.kotlin.analysis.api.impl.base.test.test.framework.AbstractHLApiSingleFileTest
+import org.jetbrains.kotlin.psi.KtFile
+import org.jetbrains.kotlin.psi.KtWhenExpression
+import org.jetbrains.kotlin.test.model.TestModule
+import org.jetbrains.kotlin.test.services.TestServices
+import org.jetbrains.kotlin.test.services.assertions
+
+abstract class AbstractWhenMissingCasesTest(
+    configurator: FrontendApiTestConfiguratorService
+) : AbstractHLApiSingleFileTest(configurator) {
+    override fun doTestByFileStructure(ktFile: KtFile, module: TestModule, testServices: TestServices) {
+        super.doTestByFileStructure(ktFile, module, testServices)
+
+        val whenExpression = testServices.expressionMarkerProvider.getElementOfTypAtCaret<KtWhenExpression>(ktFile)
+
+        val actual = executeOnPooledThreadInReadAction {
+            analyseForTest(whenExpression) {
+                buildString {
+                    for (missingCase in whenExpression.getMissingCases()) {
+                        appendLine(missingCase::class.simpleName + " - " + missingCase.branchConditionText)
+                    }
+                }
+            }
+        }
+
+        testServices.assertions.assertEqualsToFile(testDataFileSibling(".txt"), actual)
+    }
+}