@Test
    void GetOrDefault_String_ValueMissing_ReturnsDefault() {
        // Act
        final String result = this.context.getOrDefault("foo", "default");

        // Assert
        assertThat(result).isEqualTo("default");
    }
Tests for {@link CloudKeyContainer} using {@link CommandContext}.
cloud-core/src/test/java/org/incendo/cloud/key/CloudKeyContainerTest.java