From 11d2149cd728db3a7ae2a7cc843030009a1455e7 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Sun, 19 Jul 2020 09:40:41 +0300
Subject: test: add copies of runcmd.{py,yaml} from Subplot

Some day Subplot will provide a way to use installed copies. For now,
we need to copy the files around.
---
 runcmd.py   | 84 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 runcmd.yaml | 13 ++++++++++
 2 files changed, 97 insertions(+)
 create mode 100644 runcmd.py
 create mode 100644 runcmd.yaml

diff --git a/runcmd.py b/runcmd.py
new file mode 100644
index 0000000..b67c6bb
--- /dev/null
+++ b/runcmd.py
@@ -0,0 +1,84 @@
+# Some step implementations for running commands and capturing the result.
+
+import subprocess
+
+
+# Run a command, capture its stdout, stderr, and exit code in context.
+def runcmd(ctx, argv, **kwargs):
+    p = subprocess.Popen(argv, stdout=subprocess.PIPE, stderr=subprocess.PIPE, **kwargs)
+    stdout, stderr = p.communicate("")
+    ctx["argv"] = argv
+    ctx["stdout"] = stdout.decode("utf-8")
+    ctx["stderr"] = stderr.decode("utf-8")
+    ctx["exit"] = p.returncode
+
+
+# Check that latest exit code captured by runcmd was a specific one.
+def exit_code_is(ctx, wanted):
+    if ctx.get("exit") != wanted:
+        print("context:", ctx.as_dict())
+    assert_eq(ctx.get("exit"), wanted)
+
+
+# Check that latest exit code captured by runcmd was not a specific one.
+def exit_code_is_not(ctx, unwanted):
+    if ctx.get("exit") == wanted:
+        print("context:", ctx.as_dict())
+    assert_ne(ctx.get("exit"), wanted)
+
+
+# Check that latest exit code captured by runcmd was not a specific one.
+def exit_code_is_not(ctx, unwanted):
+    if ctx.get("exit") == unwanted:
+        print("context:", ctx.as_dict())
+    assert_ne(ctx.get("exit"), unwanted)
+
+
+# Check that latest exit code captured by runcmd was zero.
+def exit_code_zero(ctx):
+    exit_code_is(ctx, 0)
+
+
+# Check that latest exit code captured by runcmd was not zero.
+def exit_code_nonzero(ctx):
+    exit_code_is_not(ctx, 0)
+
+
+# Check that stdout of latest runcmd contains a specific string.
+def stdout_contains(ctx, pattern=None):
+    stdout = ctx.get("stdout", "")
+    if pattern not in stdout:
+        print("pattern:", repr(pattern))
+        print("stdout:", repr(stdout))
+        print("ctx:", ctx.as_dict())
+    assert_eq(pattern in stdout, True)
+
+
+# Check that stdout of latest runcmd does not contain a specific string.
+def stdout_does_not_contain(ctx, pattern=None):
+    stdout = ctx.get("stdout", "")
+    if pattern in stdout:
+        print("pattern:", repr(pattern))
+        print("stdout:", repr(stdout))
+        print("ctx:", ctx.as_dict())
+    assert_eq(pattern not in stdout, True)
+
+
+# Check that stderr of latest runcmd does contains a specific string.
+def stderr_contains(ctx, pattern=None):
+    stderr = ctx.get("stderr", "")
+    if pattern not in stderr:
+        print("pattern:", repr(pattern))
+        print("stderr:", repr(stderr))
+        print("ctx:", ctx.as_dict())
+    assert_eq(pattern in stderr, True)
+
+
+# Check that stderr of latest runcmd does not contain a specific string.
+def stderr_does_not_contain(ctx, pattern=None):
+    stderr = ctx.get("stderr", "")
+    if pattern not in stderr:
+        print("pattern:", repr(pattern))
+        print("stderr:", repr(stderr))
+        print("ctx:", ctx.as_dict())
+    assert_eq(pattern not in stderr, True)
diff --git a/runcmd.yaml b/runcmd.yaml
new file mode 100644
index 0000000..02e5ee1
--- /dev/null
+++ b/runcmd.yaml
@@ -0,0 +1,13 @@
+- then: exit code is non-zero
+  function: exit_code_nonzero
+
+- then: output matches /(?P<pattern>.+)/
+  function: stdout_contains
+  regex: true
+
+- then: stderr matches /(?P<pattern>.+)/
+  function: stderr_contains
+  regex: true
+
+- then: program finished successfully
+  function: exit_code_zero
-- 
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