tinytest step six: convert exceptions and exceptions_nocall

Author: eddelbuettel

ChangeLog

@@ -10,6 +10,8 @@
 	* inst/tinytest/test_dispatch.R: Idem
 	* inst/tinytest/test_embedded.R: Idem
 	* inst/tinytest/test_environments.R: Idem
+	* inst/tinytest/test_exceptions.R: Idem
+	* inst/tinytest/test_exceptions_nocall.R: Idem
 
 2019-11-23  Dirk Eddelbuettel  <edd@debian.org>
 

inst/unitTests/cpp/Exceptions_nocall.cpp inst/tinytest/cpp/Exceptions_nocall.cppinst/unitTests/cpp/Exceptions_nocall.cpp renamed to inst/tinytest/cpp/Exceptions_nocall.cpp

@@ -0,0 +1,119 @@
+
+##  Copyright (C) 2010 - 2019  Dirk Eddelbuettel and Romain Francois
+##
+##  This file is part of Rcpp.
+##
+##  Rcpp is free software: you can redistribute it and/or modify it
+##  under the terms of the GNU General Public License as published by
+##  the Free Software Foundation, either version 2 of the License, or
+##  (at your option) any later version.
+##
+##  Rcpp is distributed in the hope that it will be useful, but
+##  WITHOUT ANY WARRANTY; without even the implied warranty of
+##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+##  GNU General Public License for more details.
+##
+##  You should have received a copy of the GNU General Public License
+##  along with Rcpp.  If not, see <http://www.gnu.org/licenses/>.
+
+.runThisTest <- Sys.getenv("RunAllRcppTests") == "yes"
+
+if (.runThisTest) exit_file("Skipping 'test_exceptions.R'")
+
+library(Rcpp)
+sourceCpp("cpp/exceptions.cpp")
+
+#test.stdException <- function() {
+## Code works normally without an exception
+expect_identical(takeLog(1L), log(1L))
+
+## C++ exceptions are converted to R conditions
+condition <- tryCatch(takeLog(-1L), error = identity)
+
+expect_identical(condition$message, "Inadmissible value")
+expect_identical(class(condition), c("std::range_error", "C++Error", "error", "condition"))
+
+## C++ stack only available for Rcpp::exceptions
+expect_true(is.null(condition$cppstack))
+
+expect_identical(condition$call, quote(takeLog(-1L)))
+
+
+#test.rcppException <- function() {
+
+## Code works normally without an exception
+expect_identical(takeLog(1L), log(1L))
+
+## C++ exceptions are converted to R conditions
+condition <- tryCatch(takeLogRcpp(-1L), error = identity)
+
+expect_identical(condition$message, "Inadmissible value")
+expect_identical(class(condition), c("Rcpp::exception", "C++Error", "error", "condition"))
+
+expect_true(!is.null(condition$cppstack))
+
+expect_identical(class(condition$cppstack), "Rcpp_stack_trace")
+
+expect_equal(condition$call, quote(takeLogRcpp(-1L)))
+
+
+#test.rcppStop <- function() {
+## Code works normally without an exception
+expect_identical(takeLog(1L), log(1L))
+
+## C++ exceptions are converted to R conditions
+condition <- tryCatch(takeLogStop(-1L), error = identity)
+
+expect_identical(condition$message, "Inadmissible value")
+expect_identical(class(condition), c("Rcpp::exception", "C++Error", "error", "condition"))
+
+expect_true(!is.null(condition$cppstack))
+
+expect_identical(class(condition$cppstack), "Rcpp_stack_trace")
+
+expect_equal(condition$call, quote(takeLogStop(-1L)))
+
+
+#test.rcppExceptionLocation <- function() {
+
+## Code works normally without an exception
+expect_identical(takeLog(1L), log(1L))
+
+## C++ exceptions are converted to R conditions
+condition <- tryCatch(takeLogRcppLocation(-1L), error = identity)
+
+expect_identical(condition$message, "Inadmissible value")
+expect_identical(class(condition), c("Rcpp::exception", "C++Error", "error", "condition"))
+
+expect_true(!is.null(condition$cppstack))
+expect_identical(class(condition$cppstack), "Rcpp_stack_trace")
+
+#expect_identical(condition$cppstack$file, "exceptions.cpp")
+#expect_identical(condition$cppstack$line, 44L)
+
+expect_equal(condition$call, quote(takeLogRcppLocation(-1L)))
+
+
+#test.rcppExceptionLocation <- function() {
+
+## Nested exceptions work the same way
+normal <- tryCatch(takeLogRcppLocation(-1L), error = identity)
+f1 <- function(x) takeLogNested(x)
+
+nested <- tryCatch(f1(-1), error = identity)
+
+## Message the same
+expect_identical(normal$message, nested$message)
+
+expect_equal(nested$call, quote(takeLogNested(x)))
+
+
+#test.rcppExceptionNoCall <- function() {
+
+## Can throw exceptions that don't include a call stack
+e <- tryCatch(noCall(), error = identity)
+
+expect_identical(e$message, "Testing")
+expect_identical(e$call, NULL)
+expect_identical(e$cppstack, NULL)
+expect_identical(class(e), c("Rcpp::exception", "C++Error", "error", "condition"))

inst/unitTests/cpp/exceptions.cpp inst/tinytest/cpp/exceptions.cppinst/unitTests/cpp/exceptions.cpp renamed to inst/tinytest/cpp/exceptions.cpp

@@ -0,0 +1,36 @@
+
+##  Copyright (C) 2018 - 2019  Dirk Eddelbuettel and Romain Francois
+##
+##  This file is part of Rcpp.
+##
+##  Rcpp is free software: you can redistribute it and/or modify it
+##  under the terms of the GNU General Public License as published by
+##  the Free Software Foundation, either version 2 of the License, or
+##  (at your option) any later version.
+##
+##  Rcpp is distributed in the hope that it will be useful, but
+##  WITHOUT ANY WARRANTY; without even the implied warranty of
+##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+##  GNU General Public License for more details.
+##
+##  You should have received a copy of the GNU General Public License
+##  along with Rcpp.  If not, see <http://www.gnu.org/licenses/>.
+
+.runThisTest <- Sys.getenv("RunAllRcppTests") == "yes"
+
+if (.runThisTest) exit_file("Skipping 'test_exceptions_nocall.R'")
+
+library(Rcpp)
+sourceCpp("cpp/Exceptions_nocall.cpp")
+
+#    test.Rcpp_exception <- function() {
+tryCatch(Rcpp_exception(), error = function(e){
+    expect_true(is.null(e$call))
+    expect_true(is.null(e$cppstack))
+})
+
+#    test.eval_error <- function() {
+tryCatch(eval_error_no_call(), error = function(e){
+    expect_true(is.null(e$call))
+    expect_true(is.null(e$cppstack))
+})