// Copyright 2021 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 bp2build

import (
	"android/soong/android"
	"android/soong/java"

	"testing"
)

func runAndroidAppTestCase(t *testing.T, tc Bp2buildTestCase) {
	t.Helper()
	RunBp2BuildTestCase(t, registerAndroidAppModuleTypes, tc)
}

func registerAndroidAppModuleTypes(ctx android.RegistrationContext) {
	ctx.RegisterModuleType("filegroup", android.FileGroupFactory)
	ctx.RegisterModuleType("java_library", java.LibraryFactory)
}

func TestMinimalAndroidApp(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app - simple example",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"app.java":            "",
			"res/res.png":         "",
			"AndroidManifest.xml": "",
		},
		Blueprint: `
android_app {
        name: "TestApp",
        srcs: ["app.java"],
        sdk_version: "current",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "TestApp", AttrNameToString{
				"srcs":           `["app.java"]`,
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `["res/res.png"]`,
				"sdk_version":    `"current"`,
			}),
		}})
}

func TestAndroidAppAllSupportedFields(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app - all supported fields",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"app.java":                     "",
			"resa/res.png":                 "",
			"resb/res.png":                 "",
			"manifest/AndroidManifest.xml": "",
		},
		Blueprint: simpleModuleDoNotConvertBp2build("android_app", "static_lib_dep") + `
android_app {
        name: "TestApp",
        srcs: ["app.java"],
        sdk_version: "current",
        package_name: "com.google",
        resource_dirs: ["resa", "resb"],
        manifest: "manifest/AndroidManifest.xml",
        static_libs: ["static_lib_dep"],
        java_version: "7",
        certificate: "foocert",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "TestApp", AttrNameToString{
				"srcs":     `["app.java"]`,
				"manifest": `"manifest/AndroidManifest.xml"`,
				"resource_files": `[
        "resa/res.png",
        "resb/res.png",
    ]`,
				"custom_package":   `"com.google"`,
				"deps":             `[":static_lib_dep"]`,
				"java_version":     `"7"`,
				"sdk_version":      `"current"`,
				"certificate_name": `"foocert"`,
			}),
		}})
}

func TestAndroidAppArchVariantSrcs(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app - arch variant srcs",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"arm.java":            "",
			"x86.java":            "",
			"res/res.png":         "",
			"AndroidManifest.xml": "",
		},
		Blueprint: `
android_app {
        name: "TestApp",
        sdk_version: "current",
        arch: {
			arm: {
				srcs: ["arm.java"],
			},
			x86: {
				srcs: ["x86.java"],
			}
		}
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "TestApp", AttrNameToString{
				"srcs": `select({
        "//build/bazel/platforms/arch:arm": ["arm.java"],
        "//build/bazel/platforms/arch:x86": ["x86.java"],
        "//conditions:default": [],
    })`,
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `["res/res.png"]`,
				"sdk_version":    `"current"`,
			}),
		}})
}

func TestAndroidAppCertIsModule(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app - cert is module",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem:                 map[string]string{},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "TestApp",
        certificate: ":foocert",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "TestApp", AttrNameToString{
				"certificate":    `":foocert"`,
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `[]`,
			}),
		}})
}

func TestAndroidAppCertIsSrcFile(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app - cert is src file",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"foocert": "",
		},
		Blueprint: `
android_app {
        name: "TestApp",
        certificate: "foocert",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "TestApp", AttrNameToString{
				"certificate":    `"foocert"`,
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `[]`,
			}),
		}})
}

func TestAndroidAppCertIsNotSrcOrModule(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app - cert is not src or module",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem:                 map[string]string{
			// deliberate empty
		},
		Blueprint: `
android_app {
        name: "TestApp",
        certificate: "foocert",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "TestApp", AttrNameToString{
				"certificate_name": `"foocert"`,
				"manifest":         `"AndroidManifest.xml"`,
				"resource_files":   `[]`,
			}),
		}})
}

func TestAndroidAppLibs(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app with libs",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem:                 map[string]string{},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "foo",
				libs: ["barLib"]
}
java_library{
       name: "barLib",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("java_library", "barLib", AttrNameToString{}),
			MakeNeverlinkDuplicateTarget("java_library", "barLib"),
			MakeBazelTarget("android_binary", "foo", AttrNameToString{
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `[]`,
				"deps":           `[":barLib-neverlink"]`,
			}),
		}})
}

func TestAndroidAppKotlinSrcs(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app with kotlin sources and common_srcs",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"res/res.png": "",
		},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "foo",
        srcs: ["a.java", "b.kt"],
        certificate: ":foocert",
        manifest: "fooManifest.xml",
        libs: ["barLib"]
}
java_library{
      name:   "barLib",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("java_library", "barLib", AttrNameToString{}),
			MakeNeverlinkDuplicateTarget("java_library", "barLib"),
			MakeBazelTarget("android_library", "foo_kt", AttrNameToString{
				"srcs": `[
        "a.java",
        "b.kt",
    ]`,
				"manifest":       `"fooManifest.xml"`,
				"resource_files": `["res/res.png"]`,
				"deps":           `[":barLib-neverlink"]`,
			}),
			MakeBazelTarget("android_binary", "foo", AttrNameToString{
				"deps":        `[":foo_kt"]`,
				"certificate": `":foocert"`,
				"manifest":    `"fooManifest.xml"`,
			}),
		}})
}

func TestAndroidAppCommonSrcs(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app with common_srcs",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"res/res.png": "",
		},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "foo",
        srcs: ["a.java"],
        common_srcs: ["b.kt"],
        certificate: "foocert",
        manifest: "fooManifest.xml",
        libs:        ["barLib"],
}
java_library{
      name:   "barLib",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("java_library", "barLib", AttrNameToString{}),
			MakeNeverlinkDuplicateTarget("java_library", "barLib"),
			MakeBazelTarget("android_library", "foo_kt", AttrNameToString{
				"srcs":           `["a.java"]`,
				"common_srcs":    `["b.kt"]`,
				"manifest":       `"fooManifest.xml"`,
				"resource_files": `["res/res.png"]`,
				"deps":           `[":barLib-neverlink"]`,
			}),
			MakeBazelTarget("android_binary", "foo", AttrNameToString{
				"deps":             `[":foo_kt"]`,
				"certificate_name": `"foocert"`,
				"manifest":         `"fooManifest.xml"`,
			}),
		}})
}

func TestAndroidAppKotlinCflags(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app with kotlincflags",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem: map[string]string{
			"res/res.png": "",
		},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "foo",
        srcs: ["a.java", "b.kt"],
        certificate: ":foocert",
        manifest: "fooManifest.xml",
        kotlincflags: ["-flag1", "-flag2"],
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_library", "foo_kt", AttrNameToString{
				"srcs": `[
        "a.java",
        "b.kt",
    ]`,
				"manifest":       `"fooManifest.xml"`,
				"resource_files": `["res/res.png"]`,
				"kotlincflags": `[
        "-flag1",
        "-flag2",
    ]`,
			}),
			MakeBazelTarget("android_binary", "foo", AttrNameToString{
				"deps":        `[":foo_kt"]`,
				"certificate": `":foocert"`,
				"manifest":    `"fooManifest.xml"`,
			}),
		}})
}

func TestAndroidAppMinSdkProvided(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app with value for min_sdk_version",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem:                 map[string]string{},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "foo",
        sdk_version: "current",
				min_sdk_version: "24",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "foo", AttrNameToString{
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `[]`,
				"manifest_values": `{
        "minSdkVersion": "24",
    }`,
				"sdk_version": `"current"`,
			}),
		}})
}

func TestAndroidAppMinSdkDefaultToSdkVersion(t *testing.T) {
	runAndroidAppTestCase(t, Bp2buildTestCase{
		Description:                "Android app with value for sdk_version",
		ModuleTypeUnderTest:        "android_app",
		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
		Filesystem:                 map[string]string{},
		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
android_app {
        name: "foo",
        sdk_version: "30",
}
`,
		ExpectedBazelTargets: []string{
			MakeBazelTarget("android_binary", "foo", AttrNameToString{
				"manifest":       `"AndroidManifest.xml"`,
				"resource_files": `[]`,
				"manifest_values": `{
        "minSdkVersion": "30",
    }`,
				"sdk_version": `"30"`,
			}),
		}})
}