diff --git a/cc/cc_test.go b/cc/cc_test.go
index ab4ef6c..c00dfb4 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -16,7 +16,6 @@
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -27,33 +26,12 @@
 	"android/soong/android"
 )
 
-var buildDir string
-
-func setUp() {
-	var err error
-	buildDir, err = ioutil.TempDir("", "soong_cc_test")
-	if err != nil {
-		panic(err)
-	}
-}
-
-func tearDown() {
-	os.RemoveAll(buildDir)
-}
-
 func TestMain(m *testing.M) {
-	run := func() int {
-		setUp()
-		defer tearDown()
-
-		return m.Run()
-	}
-
-	os.Exit(run())
+	os.Exit(m.Run())
 }
 
 var ccFixtureFactory = android.NewFixtureFactory(
-	&buildDir,
+	nil,
 	prepareForCcTest,
 )
 
@@ -101,7 +79,7 @@
 // deprecated
 func testCcNoVndk(t *testing.T, bp string) *android.TestContext {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 
 	return testCcWithConfig(t, config)
@@ -114,7 +92,7 @@
 // deprecated
 func testCcNoProductVndk(t *testing.T, bp string) *android.TestContext {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 
@@ -141,7 +119,7 @@
 // deprecated
 func testCcError(t *testing.T, pattern string, bp string) {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	testCcErrorWithConfig(t, pattern, config)
@@ -155,7 +133,7 @@
 // deprecated
 func testCcErrorProductVndk(t *testing.T, pattern string, bp string) {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -474,7 +452,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -495,7 +473,7 @@
 
 	// Check VNDK snapshot output.
 	snapshotDir := "vndk-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 
 	vndkLibPath := filepath.Join(snapshotVariantPath, fmt.Sprintf("arch-%s-%s",
 		"arm64", "armv8-a"))
@@ -596,7 +574,7 @@
 			name: "llndk.libraries.txt",
 			insert_vndk_version: true,
 		}`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -646,7 +624,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -673,7 +651,7 @@
 		}
  `
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -724,7 +702,7 @@
 		}
  `
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -1349,7 +1327,7 @@
 			nocrt: true,
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -1794,7 +1772,7 @@
 			nocrt: true,
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -2349,7 +2327,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	// native:vndk
@@ -3141,7 +3119,7 @@
 		}
  `
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -3536,7 +3514,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	ctx := testCcWithConfig(t, config)
 
 	hostBin := ctx.ModuleForTests("bin", config.BuildOSTarget.String()).Description("install")
diff --git a/cc/genrule_test.go b/cc/genrule_test.go
index fa0c6f2..45b343b 100644
--- a/cc/genrule_test.go
+++ b/cc/genrule_test.go
@@ -52,7 +52,7 @@
 					},
 				}
 			`
-	config := android.TestArchConfig(buildDir, nil, bp, fs)
+	config := android.TestArchConfig(t.TempDir(), nil, bp, fs)
 
 	ctx := testGenruleContext(config)
 
diff --git a/cc/library_test.go b/cc/library_test.go
index 49838b4..7975275 100644
--- a/cc/library_test.go
+++ b/cc/library_test.go
@@ -199,7 +199,7 @@
 			},
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.Platform_version_active_codenames = []string{"R"}
 	ctx := testCcWithConfig(t, config)
 
@@ -222,7 +222,7 @@
 			},
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.Platform_version_active_codenames = []string{"R"}
 	testCcErrorWithConfig(t, `"libfoo" .*: versions: not sorted`, config)
 }
diff --git a/cc/vendor_snapshot_test.go b/cc/vendor_snapshot_test.go
index 0833277..8d13ceb 100644
--- a/cc/vendor_snapshot_test.go
+++ b/cc/vendor_snapshot_test.go
@@ -86,7 +86,7 @@
 		symbol_file: "",
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -94,7 +94,7 @@
 	// Check Vendor snapshot output.
 
 	snapshotDir := "vendor-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("vendor-snapshot")
 
 	var jsonFiles []string
@@ -212,7 +212,7 @@
 		nocrt: true,
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.DirectedVendorSnapshot = true
@@ -224,7 +224,7 @@
 	// Check Vendor snapshot output.
 
 	snapshotDir := "vendor-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("vendor-snapshot")
 
 	var includeJsonFiles []string
@@ -516,7 +516,7 @@
 		"vndk/libvndk.so":              nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("BOARD")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -628,7 +628,7 @@
 		},
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("BOARD")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -707,7 +707,7 @@
 		"device/vendor.cpp":     nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -730,7 +730,7 @@
 	// Verify the content of the vendor snapshot.
 
 	snapshotDir := "vendor-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("vendor-snapshot")
 
 	var includeJsonFiles []string
@@ -799,7 +799,7 @@
 		"device/vendor.cpp": nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -873,7 +873,7 @@
 		recovery_available: true,
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.RecoverySnapshotVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -881,7 +881,7 @@
 	// Check Recovery snapshot output.
 
 	snapshotDir := "recovery-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("recovery-snapshot")
 
 	var jsonFiles []string
@@ -991,7 +991,7 @@
 		"device/recovery.cpp":   nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.RecoverySnapshotVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -1014,7 +1014,7 @@
 	// Verify the content of the recovery snapshot.
 
 	snapshotDir := "recovery-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("recovery-snapshot")
 
 	var includeJsonFiles []string
@@ -1091,7 +1091,7 @@
 		nocrt: true,
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.RecoverySnapshotVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -1104,7 +1104,7 @@
 	// Check recovery snapshot output.
 
 	snapshotDir := "recovery-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("recovery-snapshot")
 
 	var includeJsonFiles []string