reftests: add check install test

tests/reftests/dune.inc

@@ -1007,6 +1007,27 @@
    %{targets}
    (run ./run.exe %{exe:../../src/client/opamMain.exe.exe} %{dep:install-pgocaml.test} %{read-lines:testing-env}))))
 
+(rule
+ (alias reftest-install)
+ (enabled_if (and  (or (<> %{env:TESTALL=1} 0) (= %{env:TESTN0REP0=0} 1))))
+ (action
+  (diff install.test install.out)))
+
+(alias
+ (name reftest)
+ (enabled_if (and  (or (<> %{env:TESTALL=1} 0) (= %{env:TESTN0REP0=0} 1))))
+ (deps (alias reftest-install)))
+
+(rule
+ (targets install.out)
+ (deps root-N0REP0)
+ (enabled_if (and  (or (<> %{env:TESTALL=1} 0) (= %{env:TESTN0REP0=0} 1))))
+ (package opam)
+ (action
+  (with-stdout-to
+   %{targets}
+   (run ./run.exe %{exe:../../src/client/opamMain.exe.exe} %{dep:install.test} %{read-lines:testing-env}))))
+
 (rule
  (alias reftest-json.unix)
  (enabled_if (and (= %{os_type} "Unix") (or (<> %{env:TESTALL=1} 0) (= %{env:TESTN0REP0=0} 1))))

tests/reftests/install.test

@@ -0,0 +1,73 @@
+N0REP0
+### <pkg:foo.1>
+opam-version: "2.0"
+### <pkg:bar.1>
+opam-version: "2.0"
+### <pkg:baz.1>
+opam-version: "2.0"
+### <pkg:top.1>
+opam-version: "2.0"
+depends: [
+  "foo"
+  ("bar" | "baz")
+]
+### opam update
+
+<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
+[default] no changes from file://${BASEDIR}/REPO
+### opam switch create inst --empty
+### : test check installed :
+### opam install --check top
+Missing dependencies:
+bar baz foo
+# Return code 1 #
+### opam install foo
+The following actions will be performed:
+=== install 1 package
+  - install foo 1
+
+<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+-> installed foo.1
+Done.
+### opam install --check top
+Missing dependencies:
+bar baz
+# Return code 1 #
+### opam install bar
+The following actions will be performed:
+=== install 1 package
+  - install bar 1
+
+<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+-> installed bar.1
+Done.
+### opam install --check top
+All dependencies installed
+### opam remove bar
+The following actions will be performed:
+=== remove 1 package
+  - remove bar 1
+
+<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+-> removed   bar.1
+Done.
+### opam install baz
+The following actions will be performed:
+=== install 1 package
+  - install baz 1
+
+<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+-> installed baz.1
+Done.
+### opam install --check top
+All dependencies installed
+### opam install bar
+The following actions will be performed:
+=== install 1 package
+  - install bar 1
+
+<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+-> installed bar.1
+Done.
+### opam install --check top
+All dependencies installed