Merge pull request #1369 from prymitive/scriptests

fix(tests): more test coverage for main()

cmd/karma/testdata/debug.txt

@@ -0,0 +1,3 @@
+# Passing --debug enables Gin debug mode
+karma.bin-should-work --log.format=text --log.config=false --debug --alertmanager.uri=http://localhost
+stdout '\[GIN-debug\] \[WARNING\] Running in "debug" mode. Switch to "release" mode in production.'

cmd/karma/testdata/invalid_proxy_config.txt

@@ -0,0 +1,11 @@
+# Raises an error if proxy config is invalid
+karma.bin-should-fail --log.format=text --log.config=false --log.level=error --config.file=karma.yaml
+! stdout .
+stderr 'msg="Failed to create Alertmanager ''proxied'' with URI ''httpz://localhost'': unsupported URI scheme ''httpz'' in ''httpz://localhost''"'
+
+-- karma.yaml --
+alertmanager:
+  servers:
+    - name: proxied
+      uri: httpz://localhost
+      proxy: true

cmd/karma/testdata/sentry.txt

@@ -0,0 +1,14 @@
+# Configures sentry when enabled
+karma.bin-should-work --log.format=text --log.config=true --config.file=karma.yaml
+! stdout .
+stderr 'msg="  private: secret"'
+stderr 'msg="  public: \\"123456789\\""'
+
+-- karma.yaml --
+alertmanager:
+  servers:
+    - name: default
+      uri: http://localhost:9093
+sentry:
+  private: secret
+  public: 123456789

cmd/karma/testdata/simple_config.txt

@@ -0,0 +1,5 @@
+# Works in simple mode when single --alertmanager.uri flag is passed
+karma.bin-should-work --log.format=text --log.config=false --alertmanager.uri=http://localhost
+! stdout .
+stderr 'msg="Using simple config with a single Alertmanager server"'
+stderr 'msg="\[default\] Configured Alertmanager source at http://localhost \(proxied: false\)"'