test: add examples of buildflow configuration and tests of them

.github/workflows/test.yml

@@ -21,6 +21,9 @@ jobs:
         CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}
       run: |
         bash ci/test.sh buildflow
+    - name: test examples
+      run: |
+        bash ci/test-example.sh
 
     - name: remove changes
       # Sometimes it is failed to release by goreleaser due to changes of go.sum

ci/test-example.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -eu
+
+cd "$(dirname "$0")/.."
+
+go build -o dist/buildflow ./cmd/buildflow
+export PATH="$PWD/dist:$PATH"
+cd examples
+go test -race -covermode=atomic ./...
+rm -R ../dist

examples/go.mod

@@ -0,0 +1,5 @@
+module examples
+
+go 1.15
+
+require gotest.tools/v3 v3.0.3

examples/go.sum

@@ -0,0 +1,16 @@
+github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
+github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
+github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/tools v0.0.0-20190624222133-a101b041ded4/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gotest.tools v1.4.0 h1:BjtEgfuw8Qyd+jPvQz8CfoxiO/UjFEidWinwEXZiWv0=
+gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
+gotest.tools/v3 v3.0.3 h1:4AuOwCGf4lLR9u3YOe2awrHygurzhO/HeQ6laiA6Sx0=
+gotest.tools/v3 v3.0.3/go.mod h1:Z7Lb0S5l+klDB31fvDQX8ss/FlKDxtlFlw3Oa8Ymbl8=

examples/hello_world.yaml

@@ -0,0 +1,7 @@
+---
+phases:
+- name: main
+  tasks:
+  - name: hello
+    command:
+      command: echo hello

examples/main_test.go

@@ -0,0 +1,23 @@
+package examples_test
+
+import (
+	"testing"
+
+	"gotest.tools/v3/icmd"
+)
+
+func TestHelloWorld(t *testing.T) {
+	result := icmd.RunCmd(icmd.Command("buildflow", "run", "-c", "hello_world.yaml"))
+	result.Assert(t, icmd.Expected{
+		ExitCode: 0,
+		Err:      "",
+	})
+}
+
+func TestParallel(t *testing.T) {
+	result := icmd.RunCmd(icmd.Command("buildflow", "run", "-c", "parallel.yaml"))
+	result.Assert(t, icmd.Expected{
+		ExitCode: 0,
+		Err:      "",
+	})
+}

examples/parallel.yaml

@@ -0,0 +1,12 @@
+---
+phases:
+- name: main
+  tasks:
+  - name: foo
+    command:
+      command: |
+        echo foo
+  - name: bar
+    command:
+      command: |
+        echo bar