Fix metabuild::metabuild_build_plan

Author: dwijnand

tests/testsuite/metabuild.rs

@@ -433,6 +433,7 @@ fn metabuild_build_plan() {
             "package_name": "mb",
             "package_version": "0.5.0",
             "target_kind": ["lib"],
+            "compile_mode": "build",
             "kind": "Host",
             "deps": [],
             "outputs": ["[..]/target/debug/deps/libmb-[..].rlib"],
@@ -446,6 +447,7 @@ fn metabuild_build_plan() {
             "package_name": "mb-other",
             "package_version": "0.0.1",
             "target_kind": ["lib"],
+            "compile_mode": "build",
             "kind": "Host",
             "deps": [],
             "outputs": ["[..]/target/debug/deps/libmb_other-[..].rlib"],
@@ -459,6 +461,7 @@ fn metabuild_build_plan() {
             "package_name": "foo",
             "package_version": "0.0.1",
             "target_kind": ["custom-build"],
+            "compile_mode": "build",
             "kind": "Host",
             "deps": [0, 1],
             "outputs": ["[..]/target/debug/build/foo-[..]/metabuild_foo-[..][EXE]"],
@@ -472,6 +475,7 @@ fn metabuild_build_plan() {
             "package_name": "foo",
             "package_version": "0.0.1",
             "target_kind": ["custom-build"],
+            "compile_mode": "run-custom-build",
             "kind": "Host",
             "deps": [2],
             "outputs": [],
@@ -485,6 +489,7 @@ fn metabuild_build_plan() {
             "package_name": "foo",
             "package_version": "0.0.1",
             "target_kind": ["lib"],
+            "compile_mode": "build",
             "kind": "Host",
             "deps": [3],
             "outputs": ["[..]/foo/target/debug/deps/libfoo-[..].rlib"],