Add some tests for inference and DFA of try/catch/finally

2019-02-17 12:15:27 +03:00
parent 8d3271cc68
commit 4e64b07727
16 changed files with 865 additions and 0 deletions
@@ -0,0 +1,110 @@
+// !WITH_NEW_INFERENCE
+
+class ExcA : Exception()
+
+class ExcB : Exception()
+
+fun test2() {
+    val s: String? = try {
+        ""
+    }
+    catch (e: ExcA) {
+        null
+    }
+    catch (e: ExcB) {
+        <!CONSTANT_EXPECTED_TYPE_MISMATCH!>10<!>
+    }
+    s<!UNSAFE_CALL!>.<!>length
+}
+
+fun test3() {
+    val s: String? = try {
+        ""
+    }
+    catch (e: ExcA) {
+        null
+    }
+    catch (e: ExcB) {
+        return
+    }
+    s<!UNSAFE_CALL!>.<!>length
+}
+
+fun test4() {
+    val s: String? = try {
+        ""
+    }
+    catch (e: ExcA) {
+        null
+    }
+    finally {
+        <!UNUSED_EXPRESSION!>""<!>
+    }
+    s<!UNSAFE_CALL!>.<!>length
+}
+
+fun test5() {
+    <!UNREACHABLE_CODE!>val <!UNUSED_VARIABLE!>s<!>: String? =<!> try {
+        ""
+    }
+    catch (e: ExcA) {
+        null
+    }
+    finally {
+        return
+    }
+    <!UNREACHABLE_CODE!>s<!UNSAFE_CALL!>.<!>length<!>
+}
+
+fun test6() {
+    val s: String? = try {
+        ""
+    }
+    catch (e: ExcA) {
+        return
+    }
+    catch (e: ExcB) {
+        return
+    }
+    s<!UNSAFE_CALL!>.<!>length
+}
+
+fun test7() {
+    val s: String? = try {
+        ""
+    }
+    catch (e: ExcA) {
+        ""
+    }
+    catch (e: ExcB) {
+        ""
+    }
+    s<!UNSAFE_CALL!>.<!>length
+}
+
+fun test8() {
+    val s = try {
+        ""
+    } catch (e: ExcA) {
+        null
+    }
+    s<!UNSAFE_CALL!>.<!>length
+}
+
+fun test9() {
+    val s = try {
+        ""
+    } catch (e: ExcA) {
+        ""
+    }
+    s.length
+}
+
+fun test10() {
+    val x = try {
+        ""
+    } finally {
+        <!UNUSED_EXPRESSION!>42<!>
+    }
+    x.length
+}