// Copyright 2022 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package android

import (
	"path/filepath"
	"testing"
)

type TestBazelPathContext struct{}

func (*TestBazelPathContext) Config() Config {
	cfg := NullConfig("out", "out/soong")
	cfg.BazelContext = MockBazelContext{
		OutputBaseDir: "out/bazel",
	}
	return cfg
}

func (*TestBazelPathContext) AddNinjaFileDeps(deps ...string) {
	panic("Unimplemented")
}

func TestPathForBazelOut(t *testing.T) {
	ctx := &TestBazelPathContext{}
	out := PathForBazelOut(ctx, "foo/bar/baz/boq.txt")
	expectedPath := filepath.Join(ctx.Config().BazelContext.OutputBase(), "execroot/__main__/foo/bar/baz/boq.txt")
	if out.String() != expectedPath {
		t.Errorf("incorrect OutputPath: expected %q, got %q", expectedPath, out.String())
	}

	expectedRelPath := "foo/bar/baz/boq.txt"
	if out.Rel() != expectedRelPath {
		t.Errorf("incorrect OutputPath.Rel(): expected %q, got %q", expectedRelPath, out.Rel())
	}
}

func TestPathForBazelOutRelative(t *testing.T) {
	ctx := &TestBazelPathContext{}
	out := PathForBazelOutRelative(ctx, "foo/bar", "foo/bar/baz/boq.txt")

	expectedPath := filepath.Join(ctx.Config().BazelContext.OutputBase(), "execroot/__main__/foo/bar/baz/boq.txt")
	if out.String() != expectedPath {
		t.Errorf("incorrect OutputPath: expected %q, got %q", expectedPath, out.String())
	}

	expectedRelPath := "baz/boq.txt"
	if out.Rel() != expectedRelPath {
		t.Errorf("incorrect OutputPath.Rel(): expected %q, got %q", expectedRelPath, out.Rel())
	}
}

func TestPathForBazelOutRelativeUnderBinFolder(t *testing.T) {
	ctx := &TestBazelPathContext{}
	out := PathForBazelOutRelative(ctx, "foo/bar", "bazel-out/linux_x86_64-fastbuild-ST-b4ef1c4402f9/bin/foo/bar/baz/boq.txt")

	expectedPath := filepath.Join(ctx.Config().BazelContext.OutputBase(), "execroot/__main__/bazel-out/linux_x86_64-fastbuild-ST-b4ef1c4402f9/bin/foo/bar/baz/boq.txt")
	if out.String() != expectedPath {
		t.Errorf("incorrect OutputPath: expected %q, got %q", expectedPath, out.String())
	}

	expectedRelPath := "baz/boq.txt"
	if out.Rel() != expectedRelPath {
		t.Errorf("incorrect OutputPath.Rel(): expected %q, got %q", expectedRelPath, out.Rel())
	}
}

func TestPathForBazelOutOutsideOfExecroot(t *testing.T) {
	ctx := &TestBazelPathContext{}
	out := PathForBazelOut(ctx, "../bazel_tools/linux_x86_64-fastbuild/bin/tools/android/java_base_extras.jar")

	expectedPath := filepath.Join(ctx.Config().BazelContext.OutputBase(), "execroot/bazel_tools/linux_x86_64-fastbuild/bin/tools/android/java_base_extras.jar")
	if out.String() != expectedPath {
		t.Errorf("incorrect OutputPath: expected %q, got %q", expectedPath, out.String())
	}

	expectedRelPath := "execroot/bazel_tools/linux_x86_64-fastbuild/bin/tools/android/java_base_extras.jar"
	if out.Rel() != expectedRelPath {
		t.Errorf("incorrect OutputPath.Rel(): expected %q, got %q", expectedRelPath, out.Rel())
	}
}

func TestPathForBazelOutRelativeWithParentDirectoryRoot(t *testing.T) {
	ctx := &TestBazelPathContext{}
	out := PathForBazelOutRelative(ctx, "../bazel_tools", "../bazel_tools/foo/bar/baz.sh")

	expectedPath := filepath.Join(ctx.Config().BazelContext.OutputBase(), "execroot/bazel_tools/foo/bar/baz.sh")
	if out.String() != expectedPath {
		t.Errorf("incorrect OutputPath: expected %q, got %q", expectedPath, out.String())
	}

	expectedRelPath := "foo/bar/baz.sh"
	if out.Rel() != expectedRelPath {
		t.Errorf("incorrect OutputPath.Rel(): expected %q, got %q", expectedRelPath, out.Rel())
	}
}