github.com/distbuild/reclient@v0.0.0-20240401075343-3de72e395564/internal/pkg/inputprocessor/action/javac/preprocessor_test.go (about)

     1  // Copyright 2023 Google LLC
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package javac
    16  
    17  import (
    18  	"context"
    19  	"path/filepath"
    20  	"testing"
    21  
    22  	"github.com/bazelbuild/reclient/internal/pkg/execroot"
    23  	"github.com/bazelbuild/reclient/internal/pkg/inputprocessor"
    24  
    25  	"github.com/bazelbuild/remote-apis-sdks/go/pkg/command"
    26  	"github.com/google/go-cmp/cmp"
    27  	"github.com/google/go-cmp/cmp/cmpopts"
    28  )
    29  
    30  var (
    31  	strSliceCmp = cmpopts.SortSlices(func(a, b string) bool { return a < b })
    32  )
    33  
    34  func TestJavacPreprocessor(t *testing.T) {
    35  	er, cleanup := execroot.Setup(t, []string{"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "lib", "javac"})
    36  	defer cleanup()
    37  	execroot.AddFileWithContent(t, filepath.Join(er, "test.rsp"), []byte("h i\nj"))
    38  	execroot.AddFileWithContent(t, filepath.Join(er, "javac_remote_toolchain_inputs"), []byte("lib"))
    39  	cmd := []string{"javac", "-J-Xmx2048M", "-bootclasspath", "a:b:c", "-classpath", "d:e:f", "-processorpath", "g", "--system=j", "-Aroom.schemaLocation=k", "-d", "out1/", "-s", "out2/", "@test.rsp"}
    40  	ctx := context.Background()
    41  	pp := &Preprocessor{
    42  		&inputprocessor.BasePreprocessor{
    43  			Ctx: ctx,
    44  		},
    45  	}
    46  	gotSpec, err := inputprocessor.Compute(pp, inputprocessor.Options{
    47  		ExecRoot:        er,
    48  		ToolchainInputs: []string{"javac"},
    49  		Cmd:             cmd,
    50  	})
    51  	if err != nil {
    52  		t.Errorf("Compute() returned error: %v", err)
    53  	}
    54  	wantSpec := &inputprocessor.ActionSpec{
    55  		InputSpec: &command.InputSpec{
    56  			Inputs: []string{"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "test.rsp", "lib", "javac"},
    57  			EnvironmentVariables: map[string]string{
    58  				"PATH": ".:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
    59  			},
    60  		},
    61  		OutputDirectories: []string{"out1", "out2"},
    62  	}
    63  	if diff := cmp.Diff(wantSpec, gotSpec, strSliceCmp); diff != "" {
    64  		t.Errorf("GetActionSpec() returned diff in ActionSpec, (-want +got): %s", diff)
    65  	}
    66  }
    67  
    68  func TestJavacArgumentFilesPreprocessor(t *testing.T) {
    69  	er, cleanup := execroot.Setup(t, []string{"MyClass1.java", "MyClass2.java", "MyClass3.java", "MyClass4.java", "MyClass5.java", "MyClass6.java", "a", "b", "c", "d", "e", "f", "g", "j", "k", "lib", "javac"})
    70  	defer cleanup()
    71  	// See Example here: https://docs.oracle.com/en/java/javase/17/docs/specs/man/javac.html#examples-of-using-javac-filename
    72  	// 1) Use of the @<filename> to recursively interpret files is not supported.
    73  	// 2) The arguments within a file can be separated by spaces or new line characters.
    74  	// TODO(b/324585908): Support flag value with embedded spaces enclosed by double quotation marks.
    75  	// 3) If a file name contains embedded spaces, then put the whole file name in double quotation marks.
    76  	execroot.AddFileWithContent(t, filepath.Join(er, "options"), []byte("-bootclasspath a:b:c\n-classpath d:e:f\n-processorpath g\n--system=j\n-Aroom.schemaLocation=k\n-d out1/\n-s out2/"))
    77  	execroot.AddFileWithContent(t, filepath.Join(er, "foo/bar/baz/classes"), []byte("MyClass1.java\nMyClass2.java\nMyClass3.java"))
    78  	execroot.AddFileWithContent(t, filepath.Join(er, "classes_seperated_by_space"), []byte("MyClass4.java MyClass5.java\n\"MyClass6.java\""))
    79  	execroot.AddFileWithContent(t, filepath.Join(er, "javac_remote_toolchain_inputs"), []byte("lib"))
    80  	cmd := []string{"javac", "@options", "@foo/bar/baz/classes", "@classes_seperated_by_space"}
    81  	ctx := context.Background()
    82  	pp := &Preprocessor{
    83  		&inputprocessor.BasePreprocessor{
    84  			Ctx: ctx,
    85  		},
    86  	}
    87  	gotSpec, err := inputprocessor.Compute(pp, inputprocessor.Options{
    88  		ExecRoot:        er,
    89  		ToolchainInputs: []string{"javac"},
    90  		Cmd:             cmd,
    91  	})
    92  	if err != nil {
    93  		t.Errorf("Compute() returned error: %v", err)
    94  	}
    95  	wantSpec := &inputprocessor.ActionSpec{
    96  		InputSpec: &command.InputSpec{
    97  			Inputs: []string{
    98  				"options",
    99  				filepath.Join("foo", "bar", "baz", "classes"),
   100  				"MyClass1.java",
   101  				"MyClass2.java",
   102  				"MyClass3.java",
   103  				"classes_seperated_by_space",
   104  				"MyClass4.java",
   105  				"MyClass5.java",
   106  				"MyClass6.java",
   107  				"a", "b", "c", "d", "e", "f", "g", "j", "k",
   108  				"lib",
   109  				"javac"},
   110  			EnvironmentVariables: map[string]string{
   111  				"PATH": ".:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
   112  			},
   113  		},
   114  		OutputDirectories: []string{"out1", "out2"},
   115  	}
   116  	if diff := cmp.Diff(wantSpec, gotSpec, strSliceCmp); diff != "" {
   117  		t.Errorf("GetActionSpec() returned diff in ActionSpec, (-want +got): %s", diff)
   118  	}
   119  }