1 //===- CommandTest.cpp -- command line runtime builder unit tests ---------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "flang/Optimizer/Builder/Runtime/Command.h"
10 #include "RuntimeCallTestBase.h"
11 #include "gtest/gtest.h"
12 
13 TEST_F(RuntimeCallTest, genCommandArgumentCountTest) {
14   mlir::Location loc = firBuilder->getUnknownLoc();
15   mlir::Value result = fir::runtime::genCommandArgumentCount(*firBuilder, loc);
16   checkCallOp(result.getDefiningOp(), "_FortranAArgumentCount", /*nbArgs=*/0,
17       /*addLocArgs=*/false);
18 }
19 
20 TEST_F(RuntimeCallTest, genGetCommandArgument) {
21   mlir::Location loc = firBuilder->getUnknownLoc();
22   mlir::Type intTy = firBuilder->getDefaultIntegerType();
23   mlir::Type charTy = fir::BoxType::get(firBuilder->getNoneType());
24   mlir::Value number = firBuilder->create<fir::UndefOp>(loc, intTy);
25   mlir::Value value = firBuilder->create<fir::UndefOp>(loc, charTy);
26   mlir::Value errmsg = firBuilder->create<fir::UndefOp>(loc, charTy);
27   // genGetCommandArgument expects `length` and `status` to be memory references
28   mlir::Value length = firBuilder->create<fir::AllocaOp>(loc, intTy);
29   mlir::Value status = firBuilder->create<fir::AllocaOp>(loc, intTy);
30 
31   fir::runtime::genGetCommandArgument(
32       *firBuilder, loc, number, value, length, status, errmsg);
33   checkCallOpFromResultBox(
34       value, "_FortranAArgumentValue", /*nbArgs=*/3, /*addLocArgs=*/false);
35   mlir::Block *block = firBuilder->getBlock();
36   EXPECT_TRUE(block) << "Failed to retrieve the block!";
37   checkBlockForCallOp(block, "_FortranAArgumentLength", /*nbArgs=*/1);
38 }
39 
40 TEST_F(RuntimeCallTest, genGetEnvironmentVariable) {
41   mlir::Location loc = firBuilder->getUnknownLoc();
42   mlir::Type intTy = firBuilder->getDefaultIntegerType();
43   mlir::Type charTy = fir::BoxType::get(firBuilder->getNoneType());
44   mlir::Value number = firBuilder->create<fir::UndefOp>(loc, intTy);
45   mlir::Value value = firBuilder->create<fir::UndefOp>(loc, charTy);
46   mlir::Value trimName = firBuilder->create<fir::UndefOp>(loc, i1Ty);
47   mlir::Value errmsg = firBuilder->create<fir::UndefOp>(loc, charTy);
48   // genGetCommandArgument expects `length` and `status` to be memory references
49   mlir::Value length = firBuilder->create<fir::AllocaOp>(loc, intTy);
50   mlir::Value status = firBuilder->create<fir::AllocaOp>(loc, intTy);
51 
52   fir::runtime::genGetEnvironmentVariable(
53       *firBuilder, loc, number, value, length, status, trimName, errmsg);
54   checkCallOpFromResultBox(
55       value, "_FortranAEnvVariableValue", /*nbArgs=*/6, /*addLocArgs=*/false);
56   mlir::Block *block = firBuilder->getBlock();
57   EXPECT_TRUE(block) << "Failed to retrieve the block!";
58   checkBlockForCallOp(block, "_FortranAEnvVariableLength", /*nbArgs=*/4);
59 }
60